﻿<?xml version="1.0" encoding="utf-8"?>
<Return returnVersion="2017v2.0" xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2018-11-13T06:39:44-07:00</ReturnTs>
    <TaxPeriodEndDt>2017-12-31</TaxPeriodEndDt>
    <ReturnTypeCd>990</ReturnTypeCd>
    <TaxPeriodBeginDt>2017-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>530259696</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>OPTICAL SOCIETY OF AMERICA INC</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>OPTI</BusinessNameControlTxt>
      <PhoneNum>2022238130</PhoneNum>
      <USAddress>
        <AddressLine1Txt>2010 Massachusetts Ave NW</AddressLine1Txt>
        <CityNm>Washington</CityNm>
        <StateAbbreviationCd>DC</StateAbbreviationCd>
        <ZIPCd>20036</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>Elizabeth Rogan</PersonNm>
      <PersonTitleTxt>CEO</PersonTitleTxt>
      <PhoneNum>2022238130</PhoneNum>
      <SignatureDt>2018-11-13</SignatureDt>
    </BusinessOfficerGrp>
    <FilingSecurityInformation>
      <IPAddress>
        <IPv4AddressTxt>8.18.37.3</IPv4AddressTxt>
      </IPAddress>
    </FilingSecurityInformation>
    <TaxYr>2017</TaxYr>
    <BuildTS>2019-02-21 02:37:17Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="10">
    <IRS990 documentId="R000001" referenceDocumentId="R000009" softwareId="17005980" softwareVersionNum="v1.00">
      <DoingBusinessAsName>
        <BusinessNameLine1Txt>The Optical Society</BusinessNameLine1Txt>
      </DoingBusinessAsName>
      <PrincipalOfficerNm>Elizabeth A Rogan</PrincipalOfficerNm>
      <USAddress>
        <AddressLine1Txt>2010 Massachusetts Ave NW</AddressLine1Txt>
        <CityNm>Washington</CityNm>
        <StateAbbreviationCd>DC</StateAbbreviationCd>
        <ZIPCd>20036</ZIPCd>
      </USAddress>
      <GrossReceiptsAmt>48379859</GrossReceiptsAmt>
      <GroupReturnForAffiliatesInd>0</GroupReturnForAffiliatesInd>
      <Organization501c3Ind>X</Organization501c3Ind>
      <WebsiteAddressTxt>www.osa.org</WebsiteAddressTxt>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <FormationYr>1916</FormationYr>
      <LegalDomicileStateCd>NY</LegalDomicileStateCd>
      <ActivityOrMissionDesc>To promote the generation, application, and archiving of knowledge of optics and photonics and to disseminate the knowledge worldwide.</ActivityOrMissionDesc>
      <VotingMembersGoverningBodyCnt>22</VotingMembersGoverningBodyCnt>
      <VotingMembersIndependentCnt>22</VotingMembersIndependentCnt>
      <TotalEmployeeCnt>175</TotalEmployeeCnt>
      <TotalVolunteersCnt>8350</TotalVolunteersCnt>
      <TotalGrossUBIAmt>263952</TotalGrossUBIAmt>
      <NetUnrelatedBusTxblIncmAmt>0</NetUnrelatedBusTxblIncmAmt>
      <PYContributionsGrantsAmt>796259</PYContributionsGrantsAmt>
      <CYContributionsGrantsAmt>578403</CYContributionsGrantsAmt>
      <PYProgramServiceRevenueAmt>37782675</PYProgramServiceRevenueAmt>
      <CYProgramServiceRevenueAmt>38921549</CYProgramServiceRevenueAmt>
      <PYInvestmentIncomeAmt>2530673</PYInvestmentIncomeAmt>
      <CYInvestmentIncomeAmt>5158825</CYInvestmentIncomeAmt>
      <PYOtherRevenueAmt>249453</PYOtherRevenueAmt>
      <CYOtherRevenueAmt>285840</CYOtherRevenueAmt>
      <PYTotalRevenueAmt>41359060</PYTotalRevenueAmt>
      <CYTotalRevenueAmt>44944617</CYTotalRevenueAmt>
      <PYGrantsAndSimilarPaidAmt>882235</PYGrantsAndSimilarPaidAmt>
      <CYGrantsAndSimilarPaidAmt>2251486</CYGrantsAndSimilarPaidAmt>
      <PYBenefitsPaidToMembersAmt>0</PYBenefitsPaidToMembersAmt>
      <CYBenefitsPaidToMembersAmt>0</CYBenefitsPaidToMembersAmt>
      <PYSalariesCompEmpBnftPaidAmt>18681719</PYSalariesCompEmpBnftPaidAmt>
      <CYSalariesCompEmpBnftPaidAmt>18464983</CYSalariesCompEmpBnftPaidAmt>
      <PYTotalProfFndrsngExpnsAmt>0</PYTotalProfFndrsngExpnsAmt>
      <CYTotalProfFndrsngExpnsAmt>0</CYTotalProfFndrsngExpnsAmt>
      <CYTotalFundraisingExpenseAmt>0</CYTotalFundraisingExpenseAmt>
      <PYOtherExpensesAmt>21976608</PYOtherExpensesAmt>
      <CYOtherExpensesAmt>20291569</CYOtherExpensesAmt>
      <PYTotalExpensesAmt>41540562</PYTotalExpensesAmt>
      <CYTotalExpensesAmt>41008038</CYTotalExpensesAmt>
      <PYRevenuesLessExpensesAmt>-181502</PYRevenuesLessExpensesAmt>
      <CYRevenuesLessExpensesAmt>3936579</CYRevenuesLessExpensesAmt>
      <TotalAssetsBOYAmt>99445598</TotalAssetsBOYAmt>
      <TotalAssetsEOYAmt>112094429</TotalAssetsEOYAmt>
      <TotalLiabilitiesBOYAmt>21417810</TotalLiabilitiesBOYAmt>
      <TotalLiabilitiesEOYAmt>22842399</TotalLiabilitiesEOYAmt>
      <NetAssetsOrFundBalancesBOYAmt>78027788</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>89252030</NetAssetsOrFundBalancesEOYAmt>
      <MissionDesc>To promote the generation, application, and archiving of knowledge of optics and photonics and to disseminate the knowledge worldwide.</MissionDesc>
      <SignificantNewProgramSrvcInd>0</SignificantNewProgramSrvcInd>
      <SignificantChangeInd>0</SignificantChangeInd>
      <ExpenseAmt>15174214</ExpenseAmt>
      <GrantAmt>0</GrantAmt>
      <RevenueAmt>13948108</RevenueAmt>
      <Desc>Sponsorship of Conventions and Technical Meetings for members and others interested in the technological and marketing changes in the industry.</Desc>
      <ProgSrvcAccomActy2Grp>
        <ExpenseAmt>14428802</ExpenseAmt>
        <GrantAmt>0</GrantAmt>
        <RevenueAmt>23909452</RevenueAmt>
        <Desc>Publication of Journals and scientific materials related to optics.</Desc>
      </ProgSrvcAccomActy2Grp>
      <ProgSrvcAccomActy3Grp>
        <ExpenseAmt>6990304</ExpenseAmt>
        <GrantAmt>2251486</GrantAmt>
        <RevenueAmt>1840598</RevenueAmt>
        <Desc>Member and outreach services for those interested in the field of optics</Desc>
      </ProgSrvcAccomActy3Grp>
      <ProgSrvcAccomActyOtherGrp>
        <ExpenseAmt>2421940</ExpenseAmt>
        <GrantAmt>0</GrantAmt>
        <RevenueAmt>0</RevenueAmt>
        <Desc>Contributions to The OSA Foundation which is dedicated to supporting the philanthropic work of the Optical Society of America in promoting the generation, application, archiving and worldwide dissemination of knowledge in optics and photonics</Desc>
      </ProgSrvcAccomActyOtherGrp>
      <TotalOtherProgSrvcExpenseAmt>2421940</TotalOtherProgSrvcExpenseAmt>
      <TotalOtherProgSrvcGrantAmt>0</TotalOtherProgSrvcGrantAmt>
      <TotalOtherProgSrvcRevenueAmt>0</TotalOtherProgSrvcRevenueAmt>
      <TotalProgramServiceExpensesAmt>39015260</TotalProgramServiceExpensesAmt>
      <DescribedInSection501c3Ind referenceDocumentId="R000002">1</DescribedInSection501c3Ind>
      <ScheduleBRequiredInd referenceDocumentId="R000003">1</ScheduleBRequiredInd>
      <PoliticalCampaignActyInd>0</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd referenceDocumentId="R000004">1</LobbyingActivitiesInd>
      <SubjectToProxyTaxInd>0</SubjectToProxyTaxInd>
      <DonorAdvisedFundInd>0</DonorAdvisedFundInd>
      <ConservationEasementsInd>0</ConservationEasementsInd>
      <CollectionsOfArtInd>0</CollectionsOfArtInd>
      <CreditCounselingInd>0</CreditCounselingInd>
      <TempOrPermanentEndowmentsInd>0</TempOrPermanentEndowmentsInd>
      <ReportLandBuildingEquipmentInd referenceDocumentId="R000005">1</ReportLandBuildingEquipmentInd>
      <ReportInvestmentsOtherSecInd>0</ReportInvestmentsOtherSecInd>
      <ReportProgramRelatedInvstInd>0</ReportProgramRelatedInvstInd>
      <ReportOtherAssetsInd>0</ReportOtherAssetsInd>
      <ReportOtherLiabilitiesInd referenceDocumentId="R000005">1</ReportOtherLiabilitiesInd>
      <IncludeFIN48FootnoteInd referenceDocumentId="R000005">1</IncludeFIN48FootnoteInd>
      <IndependentAuditFinclStmtInd referenceDocumentId="R000005">0</IndependentAuditFinclStmtInd>
      <ConsolidatedAuditFinclStmtInd referenceDocumentId="R000005">1</ConsolidatedAuditFinclStmtInd>
      <SchoolOperatingInd>0</SchoolOperatingInd>
      <ForeignOfficeInd>0</ForeignOfficeInd>
      <ForeignActivitiesInd referenceDocumentId="R000006">1</ForeignActivitiesInd>
      <MoreThan5000KToOrgInd referenceDocumentId="R000006">1</MoreThan5000KToOrgInd>
      <MoreThan5000KToIndividualsInd referenceDocumentId="R000006">1</MoreThan5000KToIndividualsInd>
      <ProfessionalFundraisingInd>0</ProfessionalFundraisingInd>
      <FundraisingActivitiesInd>0</FundraisingActivitiesInd>
      <GamingActivitiesInd>0</GamingActivitiesInd>
      <OperateHospitalInd>0</OperateHospitalInd>
      <GrantsToOrganizationsInd referenceDocumentId="R000007">1</GrantsToOrganizationsInd>
      <GrantsToIndividualsInd referenceDocumentId="R000007">1</GrantsToIndividualsInd>
      <ScheduleJRequiredInd referenceDocumentId="R000008">1</ScheduleJRequiredInd>
      <TaxExemptBondsInd>0</TaxExemptBondsInd>
      <EngagedInExcessBenefitTransInd>0</EngagedInExcessBenefitTransInd>
      <PYExcessBenefitTransInd>0</PYExcessBenefitTransInd>
      <LoanOutstandingInd>0</LoanOutstandingInd>
      <GrantToRelatedPersonInd>0</GrantToRelatedPersonInd>
      <BusinessRlnWithOrgMemInd>0</BusinessRlnWithOrgMemInd>
      <BusinessRlnWithFamMemInd>0</BusinessRlnWithFamMemInd>
      <BusinessRlnWithOfficerEntInd>0</BusinessRlnWithOfficerEntInd>
      <DeductibleNonCashContriInd>0</DeductibleNonCashContriInd>
      <DeductibleArtContributionInd>0</DeductibleArtContributionInd>
      <TerminateOperationsInd>0</TerminateOperationsInd>
      <PartialLiquidationInd>0</PartialLiquidationInd>
      <DisregardedEntityInd>0</DisregardedEntityInd>
      <RelatedEntityInd referenceDocumentId="R000010">1</RelatedEntityInd>
      <RelatedOrganizationCtrlEntInd>0</RelatedOrganizationCtrlEntInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>0</TrnsfrExmptNonChrtblRltdOrgInd>
      <ActivitiesConductedPrtshpInd>0</ActivitiesConductedPrtshpInd>
      <ScheduleORequiredInd>1</ScheduleORequiredInd>
      <IRPDocumentCnt>177</IRPDocumentCnt>
      <IRPDocumentW2GCnt>0</IRPDocumentW2GCnt>
      <BackupWthldComplianceInd>1</BackupWthldComplianceInd>
      <EmployeeCnt>175</EmployeeCnt>
      <EmploymentTaxReturnsFiledInd>1</EmploymentTaxReturnsFiledInd>
      <UnrelatedBusIncmOverLimitInd>1</UnrelatedBusIncmOverLimitInd>
      <Form990TFiledInd>1</Form990TFiledInd>
      <ForeignFinancialAccountInd>0</ForeignFinancialAccountInd>
      <ProhibitedTaxShelterTransInd>0</ProhibitedTaxShelterTransInd>
      <TaxablePartyNotificationInd>0</TaxablePartyNotificationInd>
      <NondeductibleContributionsInd>0</NondeductibleContributionsInd>
      <IndoorTanningServicesInd>0</IndoorTanningServicesInd>
      <InfoInScheduleOPartVIInd>X</InfoInScheduleOPartVIInd>
      <GoverningBodyVotingMembersCnt>22</GoverningBodyVotingMembersCnt>
      <IndependentVotingMemberCnt>22</IndependentVotingMemberCnt>
      <FamilyOrBusinessRlnInd>0</FamilyOrBusinessRlnInd>
      <DelegationOfMgmtDutiesInd>0</DelegationOfMgmtDutiesInd>
      <ChangeToOrgDocumentsInd>1</ChangeToOrgDocumentsInd>
      <MaterialDiversionOrMisuseInd>0</MaterialDiversionOrMisuseInd>
      <MembersOrStockholdersInd>0</MembersOrStockholdersInd>
      <ElectionOfBoardMembersInd>0</ElectionOfBoardMembersInd>
      <DecisionsSubjectToApprovaInd>0</DecisionsSubjectToApprovaInd>
      <MinutesOfGoverningBodyInd>1</MinutesOfGoverningBodyInd>
      <MinutesOfCommitteesInd>1</MinutesOfCommitteesInd>
      <OfficerMailingAddressInd>0</OfficerMailingAddressInd>
      <LocalChaptersInd>0</LocalChaptersInd>
      <Form990ProvidedToGvrnBodyInd>1</Form990ProvidedToGvrnBodyInd>
      <ConflictOfInterestPolicyInd>1</ConflictOfInterestPolicyInd>
      <AnnualDisclosureCoveredPrsnInd>1</AnnualDisclosureCoveredPrsnInd>
      <RegularMonitoringEnfrcInd>1</RegularMonitoringEnfrcInd>
      <WhistleblowerPolicyInd>1</WhistleblowerPolicyInd>
      <DocumentRetentionPolicyInd>1</DocumentRetentionPolicyInd>
      <CompensationProcessCEOInd>1</CompensationProcessCEOInd>
      <CompensationProcessOtherInd>1</CompensationProcessOtherInd>
      <InvestmentInJointVentureInd>0</InvestmentInJointVentureInd>
      <StatesWhereCopyOfReturnIsFldCd>CA</StatesWhereCopyOfReturnIsFldCd>
      <StatesWhereCopyOfReturnIsFldCd>DC</StatesWhereCopyOfReturnIsFldCd>
      <StatesWhereCopyOfReturnIsFldCd>IL</StatesWhereCopyOfReturnIsFldCd>
      <StatesWhereCopyOfReturnIsFldCd>NM</StatesWhereCopyOfReturnIsFldCd>
      <StatesWhereCopyOfReturnIsFldCd>NY</StatesWhereCopyOfReturnIsFldCd>
      <StatesWhereCopyOfReturnIsFldCd>PA</StatesWhereCopyOfReturnIsFldCd>
      <OtherWebsiteInd>X</OtherWebsiteInd>
      <BooksInCareOfDetail>
        <PersonNm>Elizabeth A Rogan</PersonNm>
        <PhoneNum>2022238130</PhoneNum>
        <USAddress>
          <AddressLine1Txt>2010 Massachusetts Ave NW</AddressLine1Txt>
          <CityNm>Washington</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20036</ZIPCd>
        </USAddress>
      </BooksInCareOfDetail>
      <Form990PartVIISectionAGrp>
        <PersonNm>David Fittinghoff</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHoursPerWeekRt>2</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Alex Fong</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHoursPerWeekRt>2</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>G Groot Gregory</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHoursPerWeekRt>2</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Franz Kaertner</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHoursPerWeekRt>2</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Jay M Eastman</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHoursPerWeekRt>2</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Michal Lipson</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHoursPerWeekRt>2</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Amy Eskilson</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHoursPerWeekRt>2</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Juerg Leuthold</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHoursPerWeekRt>2</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Takashige Omatsu</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHoursPerWeekRt>2</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Carlos Lopez-Mariscal</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHoursPerWeekRt>2</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Turan Erdogan</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHoursPerWeekRt>2</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Shanti Bhattacharya</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHoursPerWeekRt>2</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Joseph Izatt</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHoursPerWeekRt>2</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Pierre Chavel</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHoursPerWeekRt>2</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Mark Brongersma</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHoursPerWeekRt>2</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Martijn de Sterke</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHoursPerWeekRt>2</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Ruxin Li</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHoursPerWeekRt>2</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Alan Wilner</PersonNm>
        <TitleTxt>Past President</TitleTxt>
        <AverageHoursPerWeekRt>10</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Eric Mazur</PersonNm>
        <TitleTxt>President</TitleTxt>
        <AverageHoursPerWeekRt>10</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>5</AverageHoursPerWeekRltdOrgRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Ian Walmsley</PersonNm>
        <TitleTxt>President Elect</TitleTxt>
        <AverageHoursPerWeekRt>10</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>5</AverageHoursPerWeekRltdOrgRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>George Bayz</PersonNm>
        <TitleTxt>Treasurer</TitleTxt>
        <AverageHoursPerWeekRt>10</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>5</AverageHoursPerWeekRltdOrgRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Elizabeth A Rogan</PersonNm>
        <TitleTxt>Chief Executive Officer</TitleTxt>
        <AverageHoursPerWeekRt>37.5</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>5</AverageHoursPerWeekRltdOrgRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>568357</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>174086</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Mae Cheung</PersonNm>
        <TitleTxt>Secretary</TitleTxt>
        <AverageHoursPerWeekRt>37.5</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>101711</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>23297</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Ursula Gibson</PersonNm>
        <TitleTxt>Vice President</TitleTxt>
        <AverageHoursPerWeekRt>10</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Sean Bagshaw</PersonNm>
        <TitleTxt>COO/CIO</TitleTxt>
        <AverageHoursPerWeekRt>37.5</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <KeyEmployeeInd>X</KeyEmployeeInd>
        <ReportableCompFromOrgAmt>369934</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>47660</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Elizabeth Nolan</PersonNm>
        <TitleTxt>Deputy Exec Dir/Chief Publishing Officer</TitleTxt>
        <AverageHoursPerWeekRt>37.5</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>337207</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>34486</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Chad Stark</PersonNm>
        <TitleTxt>Exectuve Director</TitleTxt>
        <AverageHoursPerWeekRt>5</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>32.5</AverageHoursPerWeekRltdOrgRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>224396</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>30086</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Melissa Russell</PersonNm>
        <TitleTxt>Chief Industry Relations Officer</TitleTxt>
        <AverageHoursPerWeekRt>37.5</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>273615</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>39426</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Gregory Quarles</PersonNm>
        <TitleTxt>Chief Scientist</TitleTxt>
        <AverageHoursPerWeekRt>37.5</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>238950</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>45300</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Debbie Herrin</PersonNm>
        <TitleTxt>Senior Dir Information Technology</TitleTxt>
        <AverageHoursPerWeekRt>37.5</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0</AverageHoursPerWeekRltdOrgRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>214983</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>32496</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <TotalReportableCompFromOrgAmt>2329153</TotalReportableCompFromOrgAmt>
      <TotReportableCompRltdOrgAmt>0</TotReportableCompRltdOrgAmt>
      <TotalOtherCompensationAmt>426837</TotalOtherCompensationAmt>
      <IndivRcvdGreaterThan100KCnt>40</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>0</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>1</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>0</CompensationFromOtherSrcsInd>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>Forrester Construction Company</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>12231 Parklawn Dr</AddressLine1Txt>
            <CityNm>Rockville</CityNm>
            <StateAbbreviationCd>MD</StateAbbreviationCd>
            <ZIPCd>20852</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>Building Renovation</ServicesDesc>
        <CompensationAmt>2066008</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>CHL Business Interiors Inc</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>801 17th St NW Ste 325</AddressLine1Txt>
            <CityNm>Washington</CityNm>
            <StateAbbreviationCd>DC</StateAbbreviationCd>
            <ZIPCd>20006</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>Furniture</ServicesDesc>
        <CompensationAmt>566521</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>Lumina Datamatics Inc</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>4 Collins Ave</AddressLine1Txt>
            <CityNm>Plymouth</CityNm>
            <StateAbbreviationCd>MA</StateAbbreviationCd>
            <ZIPCd>02360</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>Publication Production</ServicesDesc>
        <CompensationAmt>526915</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>CCR Solutions Inc</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>8811 Boggy Creek Rd</AddressLine1Txt>
            <CityNm>Orlando</CityNm>
            <StateAbbreviationCd>FL</StateAbbreviationCd>
            <ZIPCd>32824</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>Audio Visual Services</ServicesDesc>
        <CompensationAmt>596558</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>Washington Hilton</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>1919 Connecticut Ave NW</AddressLine1Txt>
            <CityNm>Washington</CityNm>
            <StateAbbreviationCd>DC</StateAbbreviationCd>
            <ZIPCd>20009</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>Convention Services</ServicesDesc>
        <CompensationAmt>529958</CompensationAmt>
      </ContractorCompensationGrp>
      <CntrctRcvdGreaterThan100KCnt>37</CntrctRcvdGreaterThan100KCnt>
      <FederatedCampaignsAmt>0</FederatedCampaignsAmt>
      <MembershipDuesAmt>0</MembershipDuesAmt>
      <FundraisingAmt>0</FundraisingAmt>
      <RelatedOrganizationsAmt>0</RelatedOrganizationsAmt>
      <GovernmentGrantsAmt>65500</GovernmentGrantsAmt>
      <AllOtherContributionsAmt>512903</AllOtherContributionsAmt>
      <NoncashContributionsAmt>0</NoncashContributionsAmt>
      <TotalContributionsAmt>578403</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>Publications</Desc>
        <BusinessCd>511120</BusinessCd>
        <TotalRevenueColumnAmt>23629997</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>23415537</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>214460</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>0</ExclusionAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>Meetings</Desc>
        <BusinessCd>541990</BusinessCd>
        <TotalRevenueColumnAmt>13484181</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>6112284</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>49492</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>7322405</ExclusionAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>Membership Dues</Desc>
        <BusinessCd>541990</BusinessCd>
        <TotalRevenueColumnAmt>1807371</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>1807371</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>0</ExclusionAmt>
      </ProgramServiceRevenueGrp>
      <TotalOthProgramServiceRevGrp>
        <TotalRevenueColumnAmt>0</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>0</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>0</ExclusionAmt>
      </TotalOthProgramServiceRevGrp>
      <TotalProgramServiceRevenueAmt>38921549</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>2294767</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>0</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>2294767</ExclusionAmt>
      </InvestmentIncomeGrp>
      <IncmFromInvestBondProceedsGrp>
        <TotalRevenueColumnAmt>0</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>0</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>0</ExclusionAmt>
      </IncmFromInvestBondProceedsGrp>
      <RoyaltiesRevenueGrp>
        <TotalRevenueColumnAmt>167163</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>0</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>167163</ExclusionAmt>
      </RoyaltiesRevenueGrp>
      <GrossRentsGrp>
        <RealAmt>118677</RealAmt>
        <PersonalAmt>0</PersonalAmt>
      </GrossRentsGrp>
      <LessRentalExpensesGrp>
        <RealAmt>0</RealAmt>
        <PersonalAmt>0</PersonalAmt>
      </LessRentalExpensesGrp>
      <RentalIncomeOrLossGrp>
        <RealAmt>118677</RealAmt>
        <PersonalAmt>0</PersonalAmt>
      </RentalIncomeOrLossGrp>
      <NetRentalIncomeOrLossGrp>
        <TotalRevenueColumnAmt>118677</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>0</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>118677</ExclusionAmt>
      </NetRentalIncomeOrLossGrp>
      <GrossAmountSalesAssetsGrp>
        <SecuritiesAmt>6299300</SecuritiesAmt>
        <OtherAmt>0</OtherAmt>
      </GrossAmountSalesAssetsGrp>
      <LessCostOthBasisSalesExpnssGrp>
        <SecuritiesAmt>3435242</SecuritiesAmt>
        <OtherAmt>0</OtherAmt>
      </LessCostOthBasisSalesExpnssGrp>
      <GainOrLossGrp>
        <SecuritiesAmt>2864058</SecuritiesAmt>
        <OtherAmt>0</OtherAmt>
      </GainOrLossGrp>
      <NetGainOrLossInvestmentsGrp>
        <TotalRevenueColumnAmt>2864058</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>0</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>2864058</ExclusionAmt>
      </NetGainOrLossInvestmentsGrp>
      <FundraisingGrossIncomeAmt>0</FundraisingGrossIncomeAmt>
      <ContriRptFundraisingEventAmt>0</ContriRptFundraisingEventAmt>
      <FundraisingDirectExpensesAmt>0</FundraisingDirectExpensesAmt>
      <NetIncmFromFundraisingEvtGrp>
        <TotalRevenueColumnAmt>0</TotalRevenueColumnAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>0</ExclusionAmt>
      </NetIncmFromFundraisingEvtGrp>
      <GamingGrossIncomeAmt>0</GamingGrossIncomeAmt>
      <GamingDirectExpensesAmt>0</GamingDirectExpensesAmt>
      <NetIncomeFromGamingGrp>
        <TotalRevenueColumnAmt>0</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>0</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>0</ExclusionAmt>
      </NetIncomeFromGamingGrp>
      <GrossSalesOfInventoryAmt>0</GrossSalesOfInventoryAmt>
      <CostOfGoodsSoldAmt>0</CostOfGoodsSoldAmt>
      <NetIncomeOrLossGrp>
        <TotalRevenueColumnAmt>0</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>0</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>0</ExclusionAmt>
      </NetIncomeOrLossGrp>
      <OtherRevenueTotalAmt>0</OtherRevenueTotalAmt>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>44944617</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>31335192</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>263952</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>12767070</ExclusionAmt>
      </TotalRevenueGrp>
      <GrantsToDomesticOrgsGrp>
        <TotalAmt>1866105</TotalAmt>
        <ProgramServicesAmt>1866105</ProgramServicesAmt>
      </GrantsToDomesticOrgsGrp>
      <GrantsToDomesticIndividualsGrp>
        <TotalAmt>79302</TotalAmt>
        <ProgramServicesAmt>79302</ProgramServicesAmt>
      </GrantsToDomesticIndividualsGrp>
      <ForeignGrantsGrp>
        <TotalAmt>306079</TotalAmt>
        <ProgramServicesAmt>306079</ProgramServicesAmt>
      </ForeignGrantsGrp>
      <BenefitsToMembersGrp>
        <TotalAmt>0</TotalAmt>
        <ProgramServicesAmt>0</ProgramServicesAmt>
      </BenefitsToMembersGrp>
      <CompCurrentOfcrDirectorsGrp>
        <TotalAmt>1285045</TotalAmt>
        <ProgramServicesAmt>1225080</ProgramServicesAmt>
        <ManagementAndGeneralAmt>59965</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </CompCurrentOfcrDirectorsGrp>
      <CompDisqualPersonsGrp>
        <TotalAmt>0</TotalAmt>
        <ProgramServicesAmt>0</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </CompDisqualPersonsGrp>
      <OtherSalariesAndWagesGrp>
        <TotalAmt>13705620</TotalAmt>
        <ProgramServicesAmt>13066064</ProgramServicesAmt>
        <ManagementAndGeneralAmt>639556</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </OtherSalariesAndWagesGrp>
      <PensionPlanContributionsGrp>
        <TotalAmt>1223769</TotalAmt>
        <ProgramServicesAmt>1166663</ProgramServicesAmt>
        <ManagementAndGeneralAmt>57106</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </PensionPlanContributionsGrp>
      <OtherEmployeeBenefitsGrp>
        <TotalAmt>1256330</TotalAmt>
        <ProgramServicesAmt>1197705</ProgramServicesAmt>
        <ManagementAndGeneralAmt>58625</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </OtherEmployeeBenefitsGrp>
      <PayrollTaxesGrp>
        <TotalAmt>994219</TotalAmt>
        <ProgramServicesAmt>947825</ProgramServicesAmt>
        <ManagementAndGeneralAmt>46394</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </PayrollTaxesGrp>
      <FeesForServicesManagementGrp>
        <TotalAmt>691345</TotalAmt>
        <ProgramServicesAmt>659084</ProgramServicesAmt>
        <ManagementAndGeneralAmt>32261</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </FeesForServicesManagementGrp>
      <FeesForServicesLegalGrp>
        <TotalAmt>168268</TotalAmt>
        <ProgramServicesAmt>160416</ProgramServicesAmt>
        <ManagementAndGeneralAmt>7852</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </FeesForServicesLegalGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>72609</TotalAmt>
        <ProgramServicesAmt>69221</ProgramServicesAmt>
        <ManagementAndGeneralAmt>3388</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </FeesForServicesAccountingGrp>
      <FeesForServicesLobbyingGrp>
        <TotalAmt>99040</TotalAmt>
        <ProgramServicesAmt>99040</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </FeesForServicesLobbyingGrp>
      <FeesForServicesProfFundraising>
        <TotalAmt>0</TotalAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </FeesForServicesProfFundraising>
      <FeesForSrvcInvstMgmntFeesGrp>
        <TotalAmt>210786</TotalAmt>
        <ProgramServicesAmt>0</ProgramServicesAmt>
        <ManagementAndGeneralAmt>210786</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </FeesForSrvcInvstMgmntFeesGrp>
      <FeesForServicesOtherGrp>
        <TotalAmt>0</TotalAmt>
        <ProgramServicesAmt>0</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </FeesForServicesOtherGrp>
      <AdvertisingGrp>
        <TotalAmt>481059</TotalAmt>
        <ProgramServicesAmt>458611</ProgramServicesAmt>
        <ManagementAndGeneralAmt>22448</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </AdvertisingGrp>
      <OfficeExpensesGrp>
        <TotalAmt>507618</TotalAmt>
        <ProgramServicesAmt>483931</ProgramServicesAmt>
        <ManagementAndGeneralAmt>23687</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </OfficeExpensesGrp>
      <InformationTechnologyGrp>
        <TotalAmt>406337</TotalAmt>
        <ProgramServicesAmt>387376</ProgramServicesAmt>
        <ManagementAndGeneralAmt>18961</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </InformationTechnologyGrp>
      <RoyaltiesGrp>
        <TotalAmt>0</TotalAmt>
        <ProgramServicesAmt>0</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </RoyaltiesGrp>
      <OccupancyGrp>
        <TotalAmt>1649465</TotalAmt>
        <ProgramServicesAmt>1572495</ProgramServicesAmt>
        <ManagementAndGeneralAmt>76970</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </OccupancyGrp>
      <TravelGrp>
        <TotalAmt>1189168</TotalAmt>
        <ProgramServicesAmt>1133677</ProgramServicesAmt>
        <ManagementAndGeneralAmt>55491</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </TravelGrp>
      <PymtTravelEntrtnmntPubOfclGrp>
        <TotalAmt>0</TotalAmt>
        <ProgramServicesAmt>0</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </PymtTravelEntrtnmntPubOfclGrp>
      <ConferencesMeetingsGrp>
        <TotalAmt>9161560</TotalAmt>
        <ProgramServicesAmt>8734047</ProgramServicesAmt>
        <ManagementAndGeneralAmt>427513</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </ConferencesMeetingsGrp>
      <InterestGrp>
        <TotalAmt>0</TotalAmt>
        <ProgramServicesAmt>0</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </InterestGrp>
      <PaymentsToAffiliatesGrp>
        <TotalAmt>0</TotalAmt>
        <ProgramServicesAmt>0</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </PaymentsToAffiliatesGrp>
      <DepreciationDepletionGrp>
        <TotalAmt>1946485</TotalAmt>
        <ProgramServicesAmt>1855655</ProgramServicesAmt>
        <ManagementAndGeneralAmt>90830</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </DepreciationDepletionGrp>
      <InsuranceGrp>
        <TotalAmt>92065</TotalAmt>
        <ProgramServicesAmt>87769</ProgramServicesAmt>
        <ManagementAndGeneralAmt>4296</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>Publishing</Desc>
        <TotalAmt>3021365</TotalAmt>
        <ProgramServicesAmt>2880377</ProgramServicesAmt>
        <ManagementAndGeneralAmt>140988</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>Taxes</Desc>
        <TotalAmt>10874</TotalAmt>
        <ProgramServicesAmt>10367</ProgramServicesAmt>
        <ManagementAndGeneralAmt>507</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>Member Services</Desc>
        <TotalAmt>324700</TotalAmt>
        <ProgramServicesAmt>309546</ProgramServicesAmt>
        <ManagementAndGeneralAmt>15154</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>Grant Programming Expenses</Desc>
        <TotalAmt>258825</TotalAmt>
        <ProgramServicesAmt>258825</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </OtherExpensesGrp>
      <AllOtherExpensesGrp>
        <TotalAmt>0</TotalAmt>
        <ProgramServicesAmt>0</ProgramServicesAmt>
        <ManagementAndGeneralAmt>0</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </AllOtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>41008038</TotalAmt>
        <ProgramServicesAmt>39015260</ProgramServicesAmt>
        <ManagementAndGeneralAmt>1992778</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </CashNonInterestBearingGrp>
      <SavingsAndTempCashInvstGrp>
        <BOYAmt>1071701</BOYAmt>
        <EOYAmt>440024</EOYAmt>
      </SavingsAndTempCashInvstGrp>
      <PledgesAndGrantsReceivableGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </PledgesAndGrantsReceivableGrp>
      <AccountsReceivableGrp>
        <BOYAmt>495429</BOYAmt>
        <EOYAmt>468619</EOYAmt>
      </AccountsReceivableGrp>
      <ReceivablesFromOfficersEtcGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </ReceivablesFromOfficersEtcGrp>
      <RcvblFromDisqualifiedPrsnGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </RcvblFromDisqualifiedPrsnGrp>
      <OthNotesLoansReceivableNetGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </OthNotesLoansReceivableNetGrp>
      <InventoriesForSaleOrUseGrp>
        <BOYAmt>40071</BOYAmt>
        <EOYAmt>56781</EOYAmt>
      </InventoriesForSaleOrUseGrp>
      <PrepaidExpensesDefrdChargesGrp>
        <BOYAmt>1264297</BOYAmt>
        <EOYAmt>1445031</EOYAmt>
      </PrepaidExpensesDefrdChargesGrp>
      <LandBldgEquipCostOrOtherBssAmt>32896288</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>15532084</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>15731787</BOYAmt>
        <EOYAmt>17364204</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <InvestmentsPubTradedSecGrp>
        <BOYAmt>78647645</BOYAmt>
        <EOYAmt>89133995</EOYAmt>
      </InvestmentsPubTradedSecGrp>
      <InvestmentsOtherSecuritiesGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </InvestmentsOtherSecuritiesGrp>
      <InvestmentsProgramRelatedGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </InvestmentsProgramRelatedGrp>
      <IntangibleAssetsGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </IntangibleAssetsGrp>
      <OtherAssetsTotalGrp>
        <BOYAmt>2194668</BOYAmt>
        <EOYAmt>3185775</EOYAmt>
      </OtherAssetsTotalGrp>
      <TotalAssetsGrp>
        <BOYAmt>99445598</BOYAmt>
        <EOYAmt>112094429</EOYAmt>
      </TotalAssetsGrp>
      <AccountsPayableAccrExpnssGrp>
        <BOYAmt>3788092</BOYAmt>
        <EOYAmt>3589754</EOYAmt>
      </AccountsPayableAccrExpnssGrp>
      <GrantsPayableGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </GrantsPayableGrp>
      <DeferredRevenueGrp>
        <BOYAmt>15666652</BOYAmt>
        <EOYAmt>16713151</EOYAmt>
      </DeferredRevenueGrp>
      <TaxExemptBondLiabilitiesGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </TaxExemptBondLiabilitiesGrp>
      <EscrowAccountLiabilityGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </EscrowAccountLiabilityGrp>
      <LoansFromOfficersDirectorsGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </LoansFromOfficersDirectorsGrp>
      <MortgNotesPyblScrdInvstPropGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </MortgNotesPyblScrdInvstPropGrp>
      <UnsecuredNotesLoansPayableGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </UnsecuredNotesLoansPayableGrp>
      <OtherLiabilitiesGrp>
        <BOYAmt>1963066</BOYAmt>
        <EOYAmt>2539494</EOYAmt>
      </OtherLiabilitiesGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>21417810</BOYAmt>
        <EOYAmt>22842399</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsSFAS117Ind>X</OrganizationFollowsSFAS117Ind>
      <UnrestrictedNetAssetsGrp>
        <BOYAmt>78027788</BOYAmt>
        <EOYAmt>89252030</EOYAmt>
      </UnrestrictedNetAssetsGrp>
      <TemporarilyRstrNetAssetsGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </TemporarilyRstrNetAssetsGrp>
      <PermanentlyRstrNetAssetsGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </PermanentlyRstrNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>78027788</BOYAmt>
        <EOYAmt>89252030</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>99445598</BOYAmt>
        <EOYAmt>112094429</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>3936579</ReconcilationRevenueExpnssAmt>
      <NetUnrlzdGainsLossesInvstAmt>7287663</NetUnrlzdGainsLossesInvstAmt>
      <DonatedServicesAndUseFcltsAmt>0</DonatedServicesAndUseFcltsAmt>
      <InvestmentExpenseAmt>0</InvestmentExpenseAmt>
      <PriorPeriodAdjustmentsAmt>0</PriorPeriodAdjustmentsAmt>
      <OtherChangesInNetAssetsAmt>0</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
      <FSAuditedInd>1</FSAuditedInd>
      <FSAuditedBasisGrp>
        <ConsolidatedBasisFinclStmtInd>X</ConsolidatedBasisFinclStmtInd>
      </FSAuditedBasisGrp>
      <AuditCommitteeInd>1</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>0</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="R000002" softwareId="17005980" softwareVersionNum="v1.00">
      <PubliclySupportedOrg509a2Ind>X</PubliclySupportedOrg509a2Ind>
      <GiftsGrantsContrisRcvd509Grp>
        <CurrentTaxYearMinus4YearsAmt>766500</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>815773</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>670592</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>796259</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>591403</CurrentTaxYearAmt>
        <TotalAmt>3640527</TotalAmt>
      </GiftsGrantsContrisRcvd509Grp>
      <GrossReceiptsAdmissionsGrp>
        <CurrentTaxYearMinus4YearsAmt>33466355</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>35049441</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>35628359</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>37782675</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>38908549</CurrentTaxYearAmt>
        <TotalAmt>180835379</TotalAmt>
      </GrossReceiptsAdmissionsGrp>
      <GrossReceiptsNonUnrltBusGrp>
        <CurrentTaxYearMinus4YearsAmt>0</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>0</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>0</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>0</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>0</CurrentTaxYearAmt>
        <TotalAmt>0</TotalAmt>
      </GrossReceiptsNonUnrltBusGrp>
      <TaxRevLeviedOrgnztnlBnft509Grp>
        <CurrentTaxYearMinus4YearsAmt>0</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>0</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>0</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>0</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>0</CurrentTaxYearAmt>
        <TotalAmt>0</TotalAmt>
      </TaxRevLeviedOrgnztnlBnft509Grp>
      <GovtFurnSrvcFcltsVl509Grp>
        <CurrentTaxYearMinus4YearsAmt>0</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>0</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>0</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>0</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>0</CurrentTaxYearAmt>
        <TotalAmt>0</TotalAmt>
      </GovtFurnSrvcFcltsVl509Grp>
      <Total509Grp>
        <CurrentTaxYearMinus4YearsAmt>34232855</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>35865214</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>36298951</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>38578934</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>39499952</CurrentTaxYearAmt>
        <TotalAmt>184475906</TotalAmt>
      </Total509Grp>
      <AmountsRcvdDsqlfyPersonGrp>
        <CurrentTaxYearMinus4YearsAmt>11445</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>13854</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>15537</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>18210</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>25908</CurrentTaxYearAmt>
        <TotalAmt>84954</TotalAmt>
      </AmountsRcvdDsqlfyPersonGrp>
      <SubstantialContributorsAmtGrp>
        <CurrentTaxYearMinus4YearsAmt>0</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>0</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>0</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>0</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>0</CurrentTaxYearAmt>
        <TotalAmt>0</TotalAmt>
      </SubstantialContributorsAmtGrp>
      <SubstAndDsqlfyPrsnsTotGrp>
        <CurrentTaxYearMinus4YearsAmt>11445</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>13854</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>15537</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>18210</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>25908</CurrentTaxYearAmt>
        <TotalAmt>84954</TotalAmt>
      </SubstAndDsqlfyPrsnsTotGrp>
      <PublicSupportTotal509Amt>184390952</PublicSupportTotal509Amt>
      <GrossInvestmentIncome509Grp>
        <CurrentTaxYearMinus4YearsAmt>3470832</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>3301882</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>4629755</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>2726079</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>5444655</CurrentTaxYearAmt>
        <TotalAmt>19573203</TotalAmt>
      </GrossInvestmentIncome509Grp>
      <Post1975UBTIGrp>
        <CurrentTaxYearMinus4YearsAmt>0</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>0</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>0</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>0</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>0</CurrentTaxYearAmt>
        <TotalAmt>0</TotalAmt>
      </Post1975UBTIGrp>
      <InvestmentIncomeAndUBTIGrp>
        <CurrentTaxYearMinus4YearsAmt>3470832</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>3301882</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>4629755</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>2726079</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>5444655</CurrentTaxYearAmt>
        <TotalAmt>19573203</TotalAmt>
      </InvestmentIncomeAndUBTIGrp>
      <NetIncomeFromOtherUBIGrp>
        <CurrentTaxYearMinus4YearsAmt>84567</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>40401</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>46380</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>54046</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>0</CurrentTaxYearAmt>
        <TotalAmt>225394</TotalAmt>
      </NetIncomeFromOtherUBIGrp>
      <OtherIncome509Grp>
        <CurrentTaxYearMinus4YearsAmt>0</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>0</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>0</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>0</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>0</CurrentTaxYearAmt>
        <TotalAmt>0</TotalAmt>
      </OtherIncome509Grp>
      <TotalSupportCalendarYearGrp>
        <CurrentTaxYearMinus4YearsAmt>37788254</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>39207497</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>40975086</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>41359059</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>44944607</CurrentTaxYearAmt>
        <TotalAmt>204274503</TotalAmt>
      </TotalSupportCalendarYearGrp>
      <PublicSupportCY509Pct>0.90266</PublicSupportCY509Pct>
      <PublicSupportPY509Pct>0.91277</PublicSupportPY509Pct>
      <InvestmentIncomeCYPct>0.09582</InvestmentIncomeCYPct>
      <InvestmentIncomePYPct>0.08549</InvestmentIncomePYPct>
      <ThirtyThrPctSuprtTestsPY509Ind>X</ThirtyThrPctSuprtTestsPY509Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="R000003" softwareId="17005980" softwareVersionNum="v1.00" />
    <IRS990ScheduleC documentId="R000004" softwareId="17005980" softwareVersionNum="v1.00">
      <TotalGrassrootsLobbyingGrp>
        <FilingOrganizationsTotalAmt>0</FilingOrganizationsTotalAmt>
      </TotalGrassrootsLobbyingGrp>
      <TotalDirectLobbyingGrp>
        <FilingOrganizationsTotalAmt>110985</FilingOrganizationsTotalAmt>
      </TotalDirectLobbyingGrp>
      <TotalLobbyingExpendGrp>
        <FilingOrganizationsTotalAmt>110985</FilingOrganizationsTotalAmt>
      </TotalLobbyingExpendGrp>
      <OtherExemptPurposeExpendGrp>
        <FilingOrganizationsTotalAmt>40897053</FilingOrganizationsTotalAmt>
      </OtherExemptPurposeExpendGrp>
      <TotalExemptPurposeExpendGrp>
        <FilingOrganizationsTotalAmt>41008038</FilingOrganizationsTotalAmt>
      </TotalExemptPurposeExpendGrp>
      <LobbyingNontaxableAmountGrp>
        <FilingOrganizationsTotalAmt>1000000</FilingOrganizationsTotalAmt>
      </LobbyingNontaxableAmountGrp>
      <GrassrootsNontaxableGrp>
        <FilingOrganizationsTotalAmt>250000</FilingOrganizationsTotalAmt>
      </GrassrootsNontaxableGrp>
      <TotLbbyngGrassrootMnsNonTxGrp>
        <FilingOrganizationsTotalAmt>0</FilingOrganizationsTotalAmt>
      </TotLbbyngGrassrootMnsNonTxGrp>
      <TotLbbyExpendMnsLbbyngNonTxGrp>
        <FilingOrganizationsTotalAmt>0</FilingOrganizationsTotalAmt>
      </TotLbbyExpendMnsLbbyngNonTxGrp>
      <AvgLobbyingNontaxableAmountGrp>
        <CurrentYearMinus3Amt>1000000</CurrentYearMinus3Amt>
        <CurrentYearMinus2Amt>1000000</CurrentYearMinus2Amt>
        <CurrentYearMinus1Amt>1000000</CurrentYearMinus1Amt>
        <CurrentYearAmt>1000000</CurrentYearAmt>
        <TotalAmt>4000000</TotalAmt>
      </AvgLobbyingNontaxableAmountGrp>
      <LobbyingCeilingAmt>6000000</LobbyingCeilingAmt>
      <AvgTotalLobbyingExpendGrp>
        <CurrentYearMinus3Amt>131643</CurrentYearMinus3Amt>
        <CurrentYearMinus2Amt>138189</CurrentYearMinus2Amt>
        <CurrentYearMinus1Amt>105873</CurrentYearMinus1Amt>
        <CurrentYearAmt>110985</CurrentYearAmt>
        <TotalAmt>486690</TotalAmt>
      </AvgTotalLobbyingExpendGrp>
      <AvgGrassrootsNontaxableGrp>
        <CurrentYearMinus3Amt>250000</CurrentYearMinus3Amt>
        <CurrentYearMinus2Amt>250000</CurrentYearMinus2Amt>
        <CurrentYearMinus1Amt>250000</CurrentYearMinus1Amt>
        <CurrentYearAmt>250000</CurrentYearAmt>
        <TotalAmt>1000000</TotalAmt>
      </AvgGrassrootsNontaxableGrp>
      <GrassrootsCeilingAmt>1500000</GrassrootsCeilingAmt>
      <AvgGrassrootsLobbyingExpendGrp>
        <CurrentYearMinus3Amt>0</CurrentYearMinus3Amt>
        <CurrentYearMinus2Amt>4152</CurrentYearMinus2Amt>
        <CurrentYearMinus1Amt>0</CurrentYearMinus1Amt>
        <CurrentYearAmt>0</CurrentYearAmt>
        <TotalAmt>4152</TotalAmt>
      </AvgGrassrootsLobbyingExpendGrp>
    </IRS990ScheduleC>
    <IRS990ScheduleD documentId="R000005" softwareId="17005980" softwareVersionNum="v1.00">
      <LandGrp>
        <InvestmentCostOrOtherBasisAmt>3789466</InvestmentCostOrOtherBasisAmt>
        <OtherCostOrOtherBasisAmt>0</OtherCostOrOtherBasisAmt>
        <BookValueAmt>3789466</BookValueAmt>
      </LandGrp>
      <BuildingsGrp>
        <InvestmentCostOrOtherBasisAmt>21858590</InvestmentCostOrOtherBasisAmt>
        <OtherCostOrOtherBasisAmt>0</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>11944406</DepreciationAmt>
        <BookValueAmt>9914184</BookValueAmt>
      </BuildingsGrp>
      <LeaseholdImprovementsGrp>
        <InvestmentCostOrOtherBasisAmt>0</InvestmentCostOrOtherBasisAmt>
        <OtherCostOrOtherBasisAmt>0</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>0</DepreciationAmt>
        <BookValueAmt>0</BookValueAmt>
      </LeaseholdImprovementsGrp>
      <EquipmentGrp>
        <InvestmentCostOrOtherBasisAmt>6546544</InvestmentCostOrOtherBasisAmt>
        <OtherCostOrOtherBasisAmt>0</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>3587678</DepreciationAmt>
        <BookValueAmt>2958866</BookValueAmt>
      </EquipmentGrp>
      <OtherLandBuildingsGrp>
        <InvestmentCostOrOtherBasisAmt>701688</InvestmentCostOrOtherBasisAmt>
        <OtherCostOrOtherBasisAmt>0</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>0</DepreciationAmt>
        <BookValueAmt>701688</BookValueAmt>
      </OtherLandBuildingsGrp>
      <TotalBookValueLandBuildingsAmt>17364204</TotalBookValueLandBuildingsAmt>
      <FederalIncomeTaxLiabilityAmt>0</FederalIncomeTaxLiabilityAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>Deferred Compensation</Desc>
        <Amt>2539494</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>2539494</TotalLiabilityAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <TotalRevEtcAuditedFinclStmtAmt>52232280</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>7287663</NetUnrealizedGainsInvstAmt>
      <DonatedServicesAndUseFcltsAmt>0</DonatedServicesAndUseFcltsAmt>
      <RecoveriesPriorYearGrantsAmt>0</RecoveriesPriorYearGrantsAmt>
      <OtherRevenueAmt>0</OtherRevenueAmt>
      <RevenueNotReportedAmt>7287663</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>44944617</RevenueSubtotalAmt>
      <InvestmentExpensesNotIncldAmt>0</InvestmentExpensesNotIncldAmt>
      <OtherRevenuesNotIncludedAmt>0</OtherRevenuesNotIncludedAmt>
      <RevenueNotReportedFinclStmtAmt>0</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>44944617</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>41008038</TotExpnsEtcAuditedFinclStmtAmt>
      <DonatedServicesUseFcltsAmt>0</DonatedServicesUseFcltsAmt>
      <PriorYearAdjustmentsAmt>0</PriorYearAdjustmentsAmt>
      <LossesReportedAmt>0</LossesReportedAmt>
      <OtherExpensesIncludedAmt>0</OtherExpensesIncludedAmt>
      <ExpensesNotReportedAmt>0</ExpensesNotReportedAmt>
      <ExpensesSubtotalAmt>41008038</ExpensesSubtotalAmt>
      <InvestmentExpensesNotIncld2Amt>0</InvestmentExpensesNotIncld2Amt>
      <OtherExpensesNotIncludedAmt>0</OtherExpensesNotIncludedAmt>
      <ExpensesNotRptFinclStmtAmt>0</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>41008038</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule D, Part X, Line 2</FormAndLineReferenceDesc>
        <ExplanationTxt>OSA has been granted tax-exempt status under Section 501(c)(3) of the Internal Revenue Code. However, OSA is required to report unrelated business income to the Internal Revenue Service, the District of Columbia, the states of New York and California. In addition, the Internal Revenue Service has determined that OSA is not a private foundation as defined in Section 509(a) of the Internal Revenue Code. OSA's source of unrelated business income consists of advertising income. No provision for income taxes has been made at December 31, 2016 and 2015 as expenses offset taxable income. OSA follows guidance in ASC 740-10 "Accounting for Uncertainty in Income Taxes," whereby an organization must recognize the tax benefit associated with tax positions taken for tax return purposes when it is more-likely than not that the position will be sustained. OSA does not believe there are any material uncertain tax positions and accordingly, will not recognize any liability for unrecognized tax benefits. OSA has filed Internal Revenue Form 990 tax returns as required and all applicable returns in those jurisdictions where they are required. OSA believes that they are no longer subject to U.S., federal, state, and local or non-U.S. income tax examinations by tax authorities form fiscal year 2012 and earlier However, OSA is still open to examination by tax authorities from fiscal year 2013 forward. For the years ended December 31, 2016 and 2015, there were no interest or penalties recorded in the consolidating statements of activities related to unrecognized tax benefits.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleF documentId="R000006" softwareId="17005980" softwareVersionNum="v1.00">
      <GrantRecordsMaintainedInd>1</GrantRecordsMaintainedInd>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>East Asia and the Pacific</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>0</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>Program Services</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>Meetings and Conferences</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>825815</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>East Asia and the Pacific</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>0</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>Grantmaking</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>Various Program Grants</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>79277</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>Europe (including Iceland and Greenland)</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>0</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>Program Services</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>Meetings and Conferences</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>356546</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>Europe (including Iceland and Greenland)</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>0</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>Grantmaking</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>Various Program Grants</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>115514</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>Middle East and North Africa</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>0</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>Grantmaking</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>Various Program Grants</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>20960</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>North America (including Canada and Mexico, but not the United States)</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>0</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>Program Services</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>Meetings and Conferences</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>83313</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>North America (including Canada and Mexico, but not the United States)</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>0</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>Grantmaking</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>Various Program Grants</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>18847</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>Russia and the newly independent States</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>0</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>Grantmaking</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>Various Program Grants</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>13905</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>South America</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>0</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>Grantmaking</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>Various Program Grants</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>27626</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>South Asia</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>0</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>Grantmaking</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>Various Program Grants</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>26801</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>Sub-Saharan Africa</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>0</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>Grantmaking</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>Various Program Grants</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>3150</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <TotalOfficeCnt>0</TotalOfficeCnt>
      <TotalEmployeeCnt>0</TotalEmployeeCnt>
      <TotalSpentAmt>1571754</TotalSpentAmt>
      <GrantsToOrgOutsideUSGrp>
        <RegionTxt>East Asia and the Pacific</RegionTxt>
        <PurposeOfGrantTxt>Conference Support</PurposeOfGrantTxt>
        <CashGrantAmt>7000</CashGrantAmt>
        <MannerOfCashDisbursementTxt>Wire</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <DescriptionOfNonCashAsstTxt>N/A</DescriptionOfNonCashAsstTxt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
      </GrantsToOrgOutsideUSGrp>
      <GrantsToOrgOutsideUSGrp>
        <RegionTxt>East Asia and the Pacific</RegionTxt>
        <PurposeOfGrantTxt>Conference Support</PurposeOfGrantTxt>
        <CashGrantAmt>7000</CashGrantAmt>
        <MannerOfCashDisbursementTxt>Wire</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <DescriptionOfNonCashAsstTxt>N/A</DescriptionOfNonCashAsstTxt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
      </GrantsToOrgOutsideUSGrp>
      <GrantsToOrgOutsideUSGrp>
        <RegionTxt>Europe (including Iceland and Greenland)</RegionTxt>
        <PurposeOfGrantTxt>Conference Support</PurposeOfGrantTxt>
        <CashGrantAmt>10000</CashGrantAmt>
        <MannerOfCashDisbursementTxt>Wire</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <DescriptionOfNonCashAsstTxt>N/A</DescriptionOfNonCashAsstTxt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
      </GrantsToOrgOutsideUSGrp>
      <GrantsToOrgOutsideUSGrp>
        <RegionTxt>Europe (including Iceland and Greenland)</RegionTxt>
        <PurposeOfGrantTxt>Conference Support</PurposeOfGrantTxt>
        <CashGrantAmt>7000</CashGrantAmt>
        <MannerOfCashDisbursementTxt>Wire</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <DescriptionOfNonCashAsstTxt>N/A</DescriptionOfNonCashAsstTxt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
      </GrantsToOrgOutsideUSGrp>
      <Total501c3OrgCnt>0</Total501c3OrgCnt>
      <TotalOtherOrgCnt>269</TotalOtherOrgCnt>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>Chapter Management Grant</TypeOfAssistanceTxt>
        <RegionTxt>East Asia and the Pacific</RegionTxt>
        <RecipientCnt>2</RecipientCnt>
        <CashGrantAmt>800</CashGrantAmt>
        <MannerOfCashDisbursementTxt>Wire</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <DescriptionOfNonCashAsstTxt>N/A</DescriptionOfNonCashAsstTxt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>Special Program Grant</TypeOfAssistanceTxt>
        <RegionTxt>East Asia and the Pacific</RegionTxt>
        <RecipientCnt>5</RecipientCnt>
        <CashGrantAmt>5750</CashGrantAmt>
        <MannerOfCashDisbursementTxt>Wire</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <DescriptionOfNonCashAsstTxt>N/A</DescriptionOfNonCashAsstTxt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>Traveling Lecturer</TypeOfAssistanceTxt>
        <RegionTxt>East Asia and the Pacific</RegionTxt>
        <RecipientCnt>6</RecipientCnt>
        <CashGrantAmt>5752</CashGrantAmt>
        <MannerOfCashDisbursementTxt>Wire</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <DescriptionOfNonCashAsstTxt>N/A</DescriptionOfNonCashAsstTxt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>International Fellow Grant</TypeOfAssistanceTxt>
        <RegionTxt>Europe (including Iceland and Greenland)</RegionTxt>
        <RecipientCnt>3</RecipientCnt>
        <CashGrantAmt>4528</CashGrantAmt>
        <MannerOfCashDisbursementTxt>Wire</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <DescriptionOfNonCashAsstTxt>N/A</DescriptionOfNonCashAsstTxt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>Special Program Grant</TypeOfAssistanceTxt>
        <RegionTxt>Europe (including Iceland and Greenland)</RegionTxt>
        <RecipientCnt>7</RecipientCnt>
        <CashGrantAmt>6900</CashGrantAmt>
        <MannerOfCashDisbursementTxt>Wire</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <DescriptionOfNonCashAsstTxt>N/A</DescriptionOfNonCashAsstTxt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>Traveling Lecturer</TypeOfAssistanceTxt>
        <RegionTxt>Europe (including Iceland and Greenland)</RegionTxt>
        <RecipientCnt>32</RecipientCnt>
        <CashGrantAmt>38846</CashGrantAmt>
        <MannerOfCashDisbursementTxt>wire</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <DescriptionOfNonCashAsstTxt>N/A</DescriptionOfNonCashAsstTxt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>Traveling Lecturer</TypeOfAssistanceTxt>
        <RegionTxt>Middle East and North Africa</RegionTxt>
        <RecipientCnt>3</RecipientCnt>
        <CashGrantAmt>12510</CashGrantAmt>
        <MannerOfCashDisbursementTxt>Wire</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <DescriptionOfNonCashAsstTxt>N/A</DescriptionOfNonCashAsstTxt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>Traveling Lecturer</TypeOfAssistanceTxt>
        <RegionTxt>North America (including Canada and Mexico, but not the United States)</RegionTxt>
        <RecipientCnt>7</RecipientCnt>
        <CashGrantAmt>7097</CashGrantAmt>
        <MannerOfCashDisbursementTxt>Wire</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <DescriptionOfNonCashAsstTxt>N/A</DescriptionOfNonCashAsstTxt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>Chapter Management Grants</TypeOfAssistanceTxt>
        <RegionTxt>Russia and the newly independent States</RegionTxt>
        <RecipientCnt>3</RecipientCnt>
        <CashGrantAmt>1050</CashGrantAmt>
        <MannerOfCashDisbursementTxt>Wire</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <DescriptionOfNonCashAsstTxt>N/A</DescriptionOfNonCashAsstTxt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>Traveling Lecturer</TypeOfAssistanceTxt>
        <RegionTxt>Russia and the newly independent States</RegionTxt>
        <RecipientCnt>2</RecipientCnt>
        <CashGrantAmt>1830</CashGrantAmt>
        <MannerOfCashDisbursementTxt>Wire</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <DescriptionOfNonCashAsstTxt>N/A</DescriptionOfNonCashAsstTxt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>Chapter Management Grant</TypeOfAssistanceTxt>
        <RegionTxt>South America</RegionTxt>
        <RecipientCnt>1</RecipientCnt>
        <CashGrantAmt>350</CashGrantAmt>
        <MannerOfCashDisbursementTxt>Wire</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <DescriptionOfNonCashAsstTxt>N/A</DescriptionOfNonCashAsstTxt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>Special Program Grant</TypeOfAssistanceTxt>
        <RegionTxt>South America</RegionTxt>
        <RecipientCnt>2</RecipientCnt>
        <CashGrantAmt>1900</CashGrantAmt>
        <MannerOfCashDisbursementTxt>Wire</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <DescriptionOfNonCashAsstTxt>N/A</DescriptionOfNonCashAsstTxt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>Traveling Lecturer</TypeOfAssistanceTxt>
        <RegionTxt>South America</RegionTxt>
        <RecipientCnt>3</RecipientCnt>
        <CashGrantAmt>4926</CashGrantAmt>
        <MannerOfCashDisbursementTxt>Wire</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <DescriptionOfNonCashAsstTxt>N/A</DescriptionOfNonCashAsstTxt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>Chapter Management Grant</TypeOfAssistanceTxt>
        <RegionTxt>South Asia</RegionTxt>
        <RecipientCnt>1</RecipientCnt>
        <CashGrantAmt>350</CashGrantAmt>
        <MannerOfCashDisbursementTxt>Wire</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <DescriptionOfNonCashAsstTxt>N/A</DescriptionOfNonCashAsstTxt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>Special Program Grant</TypeOfAssistanceTxt>
        <RegionTxt>South Asia</RegionTxt>
        <RecipientCnt>2</RecipientCnt>
        <CashGrantAmt>1250</CashGrantAmt>
        <MannerOfCashDisbursementTxt>Wire</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <DescriptionOfNonCashAsstTxt>N/A</DescriptionOfNonCashAsstTxt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>Traveling Lecturer</TypeOfAssistanceTxt>
        <RegionTxt>South Asia</RegionTxt>
        <RecipientCnt>1</RecipientCnt>
        <CashGrantAmt>3001</CashGrantAmt>
        <MannerOfCashDisbursementTxt>Wire</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <DescriptionOfNonCashAsstTxt>N/A</DescriptionOfNonCashAsstTxt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>Chapter Management Grant</TypeOfAssistanceTxt>
        <RegionTxt>Sub-Saharan Africa</RegionTxt>
        <RecipientCnt>1</RecipientCnt>
        <CashGrantAmt>250</CashGrantAmt>
        <MannerOfCashDisbursementTxt>Wire</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <DescriptionOfNonCashAsstTxt>N/A</DescriptionOfNonCashAsstTxt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
      </ForeignIndividualsGrantsGrp>
      <TransferToForeignCorpInd>0</TransferToForeignCorpInd>
      <InterestInForeignTrustInd>0</InterestInForeignTrustInd>
      <ForeignCorpOwnershipInd>0</ForeignCorpOwnershipInd>
      <PassiveForeignInvestmestCoInd>0</PassiveForeignInvestmestCoInd>
      <ForeignPartnershipInd>0</ForeignPartnershipInd>
      <BoycottCountriesInd>0</BoycottCountriesInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule F, Part I, Line 2</FormAndLineReferenceDesc>
        <ExplanationTxt>All financial awards, whether disbursed within the USA or internationally, are disbursed based on established policies. All US and international award recipients are required to file a final report with OSA.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleF>
    <IRS990ScheduleI documentId="R000007" softwareId="17005980" softwareVersionNum="v1.00">
      <GrantRecordsMaintainedInd>1</GrantRecordsMaintainedInd>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>The OSA FoundationInc</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>2010 Massachusetts Ave NW</AddressLine1Txt>
          <CityNm>Washington</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20036</ZIPCd>
        </USAddress>
        <RecipientEIN>710913500</RecipientEIN>
        <IRCSectionDesc>501(c)(3)</IRCSectionDesc>
        <CashGrantAmt>1814059</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
        <NonCashAssistanceDesc>N/A</NonCashAssistanceDesc>
        <PurposeOfGrantTxt>Matching Funds</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>RIT SPIE OSA Student Chapter</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>79 Lomb Memorial Dr</AddressLine1Txt>
          <CityNm>Rochester</CityNm>
          <StateAbbreviationCd>NY</StateAbbreviationCd>
          <ZIPCd>14623</ZIPCd>
        </USAddress>
        <RecipientEIN>414322092</RecipientEIN>
        <CashGrantAmt>7000</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
        <NonCashAssistanceDesc>N/A</NonCashAssistanceDesc>
        <PurposeOfGrantTxt>Conference Support</PurposeOfGrantTxt>
      </RecipientTable>
      <Total501c3OrgCnt>1</Total501c3OrgCnt>
      <TotalOtherOrgCnt>67</TotalOtherOrgCnt>
      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>International Fellow Grant</GrantTypeTxt>
        <RecipientCnt>3</RecipientCnt>
        <CashGrantAmt>3607</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
        <NonCashAssistanceDesc>N/A</NonCashAssistanceDesc>
      </GrantsOtherAsstToIndivInUSGrp>
      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>Travel Grants</GrantTypeTxt>
        <RecipientCnt>6</RecipientCnt>
        <CashGrantAmt>2983</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
        <NonCashAssistanceDesc>N/A</NonCashAssistanceDesc>
      </GrantsOtherAsstToIndivInUSGrp>
      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>Traveling Lecturer</GrantTypeTxt>
        <RecipientCnt>56</RecipientCnt>
        <CashGrantAmt>72712</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <ValuationMethodUsedDesc>N/A</ValuationMethodUsedDesc>
        <NonCashAssistanceDesc>N/A</NonCashAssistanceDesc>
      </GrantsOtherAsstToIndivInUSGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule I, Part I, Line 2</FormAndLineReferenceDesc>
        <ExplanationTxt>All financial awards, whether disbursed within the USA or internationally, are disbursed based on established policies. All US and international award recipients are required to file a final report with OSA.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleI>
    <IRS990ScheduleJ documentId="R000008" softwareId="17005980" softwareVersionNum="v1.00">
      <ClubDuesOrFeesInd>X</ClubDuesOrFeesInd>
      <WrittenPolicyRefTAndEExpnssInd>0</WrittenPolicyRefTAndEExpnssInd>
      <SubstantiationRequiredInd>1</SubstantiationRequiredInd>
      <CompensationCommitteeInd>X</CompensationCommitteeInd>
      <Form990OfOtherOrganizationsInd>X</Form990OfOtherOrganizationsInd>
      <WrittenEmploymentContractInd>X</WrittenEmploymentContractInd>
      <CompensationSurveyInd>X</CompensationSurveyInd>
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>0</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>1</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>0</EquityBasedCompArrngmInd>
      <CompBasedOnRevenueOfFlngOrgInd>0</CompBasedOnRevenueOfFlngOrgInd>
      <CompBsdOnRevRelatedOrgsInd>0</CompBsdOnRevRelatedOrgsInd>
      <CompBsdNetEarnsFlngOrgInd>0</CompBsdNetEarnsFlngOrgInd>
      <CompBsdNetEarnsRltdOrgsInd>0</CompBsdNetEarnsRltdOrgsInd>
      <AnyNonFixedPaymentsInd>0</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>0</InitialContractExceptionInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Elizabeth A Rogan</PersonNm>
        <TitleTxt>Chief Executive Officer</TitleTxt>
        <BaseCompensationFilingOrgAmt>413357</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>137000</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>18000</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>164000</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>10086</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>742443</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Mae Cheung</PersonNm>
        <TitleTxt>Secretary</TitleTxt>
        <BaseCompensationFilingOrgAmt>100211</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>1500</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>10871</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>12426</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>125008</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Sean Bagshaw</PersonNm>
        <TitleTxt>COO/CIO</TitleTxt>
        <BaseCompensationFilingOrgAmt>303934</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>48000</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>18000</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>27000</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>20660</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>417594</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Elizabeth Nolan</PersonNm>
        <TitleTxt>Deputy Exec Dir/Chief Publishing Officer</TitleTxt>
        <BaseCompensationFilingOrgAmt>271207</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>48000</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>18000</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>27000</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>7486</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>371693</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Melissa Russell</PersonNm>
        <TitleTxt>Chief Industry Relations Officer</TitleTxt>
        <BaseCompensationFilingOrgAmt>243615</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>30000</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>27000</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>12426</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>313041</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Chad Stark</PersonNm>
        <TitleTxt>Exectuve Director</TitleTxt>
        <BaseCompensationFilingOrgAmt>204396</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>20000</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>22600</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>7486</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>254482</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Debbie Herrin</PersonNm>
        <TitleTxt>Senior Dir Information Technology</TitleTxt>
        <BaseCompensationFilingOrgAmt>195483</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>1500</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>18000</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>21870</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>10626</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>247479</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Gregory Quarles</PersonNm>
        <TitleTxt>Chief Scientist</TitleTxt>
        <BaseCompensationFilingOrgAmt>228950</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>10000</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>24690</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>20610</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>284250</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule J, Part I, Line 1a</FormAndLineReferenceDesc>
        <ExplanationTxt>OSA CEO is a member of the private Cosmos Club in Washington, DC. The initiation fee for the club was paid by the CEO's personal funds. Annual dues for the club membership are reimbursed by the Society, which in return, receives discounted hotel, meeting space, and catering for events hosted by the Society.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule J, Part I, Line 1b</FormAndLineReferenceDesc>
        <ExplanationTxt>OSA CEO is a member of the private Cosmos Club in Washington, DC. The initiation fee for the club was paid by the CEO's personal funds. Annual dues for the club membership are reimbursed by the Society, which in return, receives discounted hotel, meeting space, and catering for events hosted by the Society.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule J, Part I, Line 4</FormAndLineReferenceDesc>
        <ExplanationTxt>OSA's CEO participates in the 457(f) plan. The total paid for 2017 was $112,500.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="R000009" softwareId="17005980" softwareVersionNum="v1.00">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section A, Line 4</FormAndLineReferenceDesc>
        <ExplanationTxt>Following a review of the organization's governance structure and operations, the bylaws were amended to streamline the Board's operations, including reducing the size of the Board and eliminating and/or combining some governance committees. Other edits include refining the criteria for an award, and updates to language to provide greater consistency and to match current practice.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 11b</FormAndLineReferenceDesc>
        <ExplanationTxt>After the return has been prepared and reviewed by OSA staff, the Audit Committee of the Board of Directors reviews and approves the form. Once approved the form is provided to the Board of Directors.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 12c</FormAndLineReferenceDesc>
        <ExplanationTxt>Conflict of Interest Statements are required each year. They are reviewed and approved by the Audit Committee of the Board of Directors.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 15</FormAndLineReferenceDesc>
        <ExplanationTxt>The CEO Compensation Committee is comprised of the four officers of the Board of Directors. In February of each year, the CEO Compensation Committee meets to determine the compensation for the CEO based on: 1) results of performance metrics. 2) review of a compensation report prepared by an independent source. 3) review of compensation data provided by the Human Resources Department. Comparable organizations are defined by the size (staff, gross revenues, multiple product lines), and includes for-profit and non-profit businesses, plus a focus on specific locations. In addition, the OSA Executive Committee reviews the salary recommendations and approvals of the OSA Executive Staff.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section C, Line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>The governing documents, conflict of interest policy and financial statements are not made available to the public.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
    <IRS990ScheduleR documentId="R000010" softwareId="17005980" softwareVersionNum="v1.00">
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>The OSA Foundation Inc</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>2010 Massachusetts Ave NW</AddressLine1Txt>
          <CityNm>Washington</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20036</ZIPCd>
        </USAddress>
        <EIN>710913500</EIN>
        <PrimaryActivitiesTxt>Support the philanthropic activities of OSA</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>NY</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501(c)(3)</ExemptCodeSectionTxt>
        <PublicCharityStatusTxt>509(a)(3)</PublicCharityStatusTxt>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>0</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <ReceiptOfIntAnntsRntsRyltsInd>0</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>1</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>0</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>0</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>0</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>0</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>0</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>0</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>0</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>0</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>0</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>1</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>0</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>1</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>1</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>0</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>0</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>0</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>0</TransferFromOtherOrgInd>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>The OSA Foundation Inc</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>b</TransactionTypeTxt>
        <InvolvedAmt>1830173</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>Actual Cost of Matching and other contributions</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>The OSA Foundation Inc</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>l</TransactionTypeTxt>
        <InvolvedAmt>58482</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>Actual Costs</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
    </IRS990ScheduleR>
  </ReturnData>
</Return>