<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.irs.gov/efile" returnVersion="2022v5.0">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2023-08-28T10:28:51-05:00</ReturnTs>
    <TaxPeriodEndDt>2022-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>410746749</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>CLIFTONLARSONALLEN LLP</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>1301 WEST 22ND STREET SUITE 1100</AddressLine1Txt>
        <CityNm>OAK BROOK</CityNm>
        <StateAbbreviationCd>IL</StateAbbreviationCd>
        <ZIPCd>60523</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990</ReturnTypeCd>
    <TaxPeriodBeginDt>2022-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>272620284</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>SOCIETY FOR LABORATORY AUTOMATION AND SC</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>SOCI</BusinessNameControlTxt>
      <PhoneNum>6302567527</PhoneNum>
      <USAddress>
        <AddressLine1Txt>1301 W 22ND ST SUITE 708</AddressLine1Txt>
        <CityNm>OAK BROOK</CityNm>
        <StateAbbreviationCd>IL</StateAbbreviationCd>
        <ZIPCd>60523</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>VICKI LOISE</PersonNm>
      <PersonTitleTxt>CEO</PersonTitleTxt>
      <PhoneNum>6302567527</PhoneNum>
      <SignatureDt>2023-08-22</SignatureDt>
      <DiscussWithPaidPreparerInd>1</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <SigningOfficerGrp>
      <PersonFullName>
        <PersonFirstNm>VICKI</PersonFirstNm>
        <PersonLastNm>LOISE</PersonLastNm>
      </PersonFullName>
      <SSN>999009999</SSN>
    </SigningOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>0</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>THURE ROSS CPA</PreparerPersonNm>
      <PTIN>P00577278</PTIN>
      <PhoneNum>6305738600</PhoneNum>
      <PreparationDt>2023-08-14</PreparationDt>
    </PreparerPersonGrp>
    <AdditionalFilerInformation>
      <TrustedCustomerGrp>
        <TrustedCustomerCd>2</TrustedCustomerCd>
        <AuthenticationAssuranceLevelCd>AAL1</AuthenticationAssuranceLevelCd>
        <IdentityAssuranceLevelCd>IAL1</IdentityAssuranceLevelCd>
      </TrustedCustomerGrp>
    </AdditionalFilerInformation>
    <TaxYr>2022</TaxYr>
    <BuildTS>2023-04-26 12:10:37Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="7">
    <IRS990 documentId="RetDoc1038000001" referenceDocumentId="RetDoc1044400001">
      <PrincipalOfficerNm>VICKI LOISE</PrincipalOfficerNm>
      <USAddress>
        <AddressLine1Txt>1301 WEST 22ND STREET SUITE 708</AddressLine1Txt>
        <CityNm>OAK BROOK</CityNm>
        <StateAbbreviationCd>IL</StateAbbreviationCd>
        <ZIPCd>60523</ZIPCd>
      </USAddress>
      <GrossReceiptsAmt>8095756</GrossReceiptsAmt>
      <GroupReturnForAffiliatesInd>0</GroupReturnForAffiliatesInd>
      <Organization501c3Ind>X</Organization501c3Ind>
      <WebsiteAddressTxt>WWW.SLAS.ORG</WebsiteAddressTxt>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <FormationYr>2010</FormationYr>
      <LegalDomicileStateCd>IL</LegalDomicileStateCd>
      <ActivityOrMissionDesc>SOCIETY FOR LABORATORY AUTOMATION (SLAS) BRINGS TOGETHER RESEARCHERS IN ACADEMIA, INDUSTRY AND GOVERNMENT TO ADVANCE LIFE SCIENCIES DISCOVERY AND TECHNOLOGY VIA EDUCATION, KNOWLEDGE EXCHANGE AND GLOBAL COMMUNITY BUILDING.</ActivityOrMissionDesc>
      <VotingMembersGoverningBodyCnt>9</VotingMembersGoverningBodyCnt>
      <VotingMembersIndependentCnt>9</VotingMembersIndependentCnt>
      <TotalEmployeeCnt>21</TotalEmployeeCnt>
      <TotalVolunteersCnt>250</TotalVolunteersCnt>
      <TotalGrossUBIAmt>158736</TotalGrossUBIAmt>
      <NetUnrelatedBusTxblIncmAmt>0</NetUnrelatedBusTxblIncmAmt>
      <PYContributionsGrantsAmt>478629</PYContributionsGrantsAmt>
      <CYContributionsGrantsAmt>0</CYContributionsGrantsAmt>
      <PYProgramServiceRevenueAmt>2273675</PYProgramServiceRevenueAmt>
      <CYProgramServiceRevenueAmt>6930500</CYProgramServiceRevenueAmt>
      <PYInvestmentIncomeAmt>457951</PYInvestmentIncomeAmt>
      <CYInvestmentIncomeAmt>109747</CYInvestmentIncomeAmt>
      <PYOtherRevenueAmt>2429832</PYOtherRevenueAmt>
      <CYOtherRevenueAmt>525195</CYOtherRevenueAmt>
      <PYTotalRevenueAmt>5640087</PYTotalRevenueAmt>
      <CYTotalRevenueAmt>7565442</CYTotalRevenueAmt>
      <PYGrantsAndSimilarPaidAmt>123903</PYGrantsAndSimilarPaidAmt>
      <CYGrantsAndSimilarPaidAmt>54493</CYGrantsAndSimilarPaidAmt>
      <PYBenefitsPaidToMembersAmt>0</PYBenefitsPaidToMembersAmt>
      <CYBenefitsPaidToMembersAmt>0</CYBenefitsPaidToMembersAmt>
      <PYSalariesCompEmpBnftPaidAmt>1872906</PYSalariesCompEmpBnftPaidAmt>
      <CYSalariesCompEmpBnftPaidAmt>1897141</CYSalariesCompEmpBnftPaidAmt>
      <PYTotalProfFndrsngExpnsAmt>0</PYTotalProfFndrsngExpnsAmt>
      <CYTotalProfFndrsngExpnsAmt>0</CYTotalProfFndrsngExpnsAmt>
      <CYTotalFundraisingExpenseAmt>0</CYTotalFundraisingExpenseAmt>
      <PYOtherExpensesAmt>2841593</PYOtherExpensesAmt>
      <CYOtherExpensesAmt>5822339</CYOtherExpensesAmt>
      <PYTotalExpensesAmt>4838402</PYTotalExpensesAmt>
      <CYTotalExpensesAmt>7773973</CYTotalExpensesAmt>
      <PYRevenuesLessExpensesAmt>801685</PYRevenuesLessExpensesAmt>
      <CYRevenuesLessExpensesAmt>-208531</CYRevenuesLessExpensesAmt>
      <TotalAssetsBOYAmt>14876754</TotalAssetsBOYAmt>
      <TotalAssetsEOYAmt>13999459</TotalAssetsEOYAmt>
      <TotalLiabilitiesBOYAmt>4880471</TotalLiabilitiesBOYAmt>
      <TotalLiabilitiesEOYAmt>5366533</TotalLiabilitiesEOYAmt>
      <NetAssetsOrFundBalancesBOYAmt>9996283</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>8632926</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIIInd>X</InfoInScheduleOPartIIIInd>
      <MissionDesc>SOCIETY FOR LABORATORY AUTOMATION (SLAS) IS A GLOBAL ORGANIZATION THAT BRINGS TOGETHER RESEARCHERS IN ACADEMIA, INDUSTRY AND GOVERNMENT TO ADVANCE LIFE SCIENCES DISCOVERY AND TECHNOLOGY VIA EDUCATION, KNOWLEDGE EXCHANGE AND GLOBAL COMMUNITY BUILDING.</MissionDesc>
      <SignificantNewProgramSrvcInd>0</SignificantNewProgramSrvcInd>
      <SignificantChangeInd>0</SignificantChangeInd>
      <ExpenseAmt>5099583</ExpenseAmt>
      <GrantAmt>50000</GrantAmt>
      <RevenueAmt>6335909</RevenueAmt>
      <Desc>CONFERENCES AND EDUCATION - SLAS HOSTS CONFERENCES IN THE UNITED STATES AND EUROPE FROM ALL AREAS OF THE LABORATORY AUTOMATION AND SCREENING FIELD. THE CONFERENCES INCLUDE PRESENTATIONS AND EDUCATIONAL COURSES.</Desc>
      <ProgSrvcAccomActy2Grp>
        <ExpenseAmt>534659</ExpenseAmt>
        <Desc>THE SLAS STRATEGIC PLANNING PROCESS FUNCTIONS AS A GUIDE FOR DECISION-MAKING AND AS A FRAMEWORK TO MEASURE PROGRESS. THIS PLAN IS A FLEXIBLE TOOL THAT CAN BE RECALIBRATED WHEN NECESSARY IN RESPONSE TO NEW OPPORTUNITIES PRESENTED BY THE CHANGES IN MEMBER PRIORTIES, ECONOMIC CONDITIONS, AND MARKET TRENDS. THE PLANS DEVELOPED HELP TO FOCUS RESOURCES IN WAYS THAT WILL BEST SERVE THE MEMBERSHIP AND THE ORGANIZATION.</Desc>
      </ProgSrvcAccomActy2Grp>
      <ProgSrvcAccomActy3Grp>
        <ExpenseAmt>553760</ExpenseAmt>
        <RevenueAmt>202033</RevenueAmt>
        <Desc>MEMBERSHIPS - SLAS MEMBERSHIP INCLUDES A GLOBAL COMMUNITY COMPRISING MORE THAN 19,000 DEDICATED SCIENTISTS, ENGINEERS, RESEARCHERS, TECHNOLOGISTS, AND BUSINESS LEADERS CONCENTRATED ON RESEARCH AND DISCOVERY THROUGH LABORATORY SCIENCE AND TECHNOLOGY. SLAS OFFERS TANGIBLE EDUCATIONAL PROGRAMS, RELEVANT MEMBER BENEFITS AND SERVICES, AND IMPORTANT RESOURCES TO ITS MEMBERSHIP.</Desc>
      </ProgSrvcAccomActy3Grp>
      <ProgSrvcAccomActyOtherGrp>
        <ExpenseAmt>248407</ExpenseAmt>
        <RevenueAmt>233822</RevenueAmt>
        <Desc>PUBLICATIONS - PUBLICATION AND DISTRIBUTION OF "SLAS DISCOVERY AND "SLAS TECHNOLOGY", WHICH ARE SCIENTIFIC JOURNALS ADDRESSING THE FULL SPECTRUM OF ISSUES THAT ARE MISSION-CRITICAL TO ACADEMIA, COMMERCIAL AND GOVERNMENT RESEARCHERS, SCIENTISTS AND ENGINEERS, ENABLING RESEARCH TEAMS TO GAIN SCIENTIFIC INSIGHTS, INCREASE PRODUCTIVITY, ELEVATE DATA QUALITY, REDUCE PROCESS CYCLE TIMES, AND ENABLE RESEARCH AND DEVELOPMENT THAT OTHERWISE WOULD BE IMPOSSIBLE.</Desc>
      </ProgSrvcAccomActyOtherGrp>
      <ProgSrvcAccomActyOtherGrp>
        <ExpenseAmt>261786</ExpenseAmt>
        <GrantAmt>4493</GrantAmt>
        <Desc>THE AWARDS PROGRAM ADVANCES SLAS' CHARITABLE, EDUCATIONAL, AND SCIENTIFIC PURPOSES BY: (I) ENCOURAGING, HONORING, AND HIGHLIGHTING SIGNIFICANT SCIENTIFIC OR EDUCATIONAL CONTRIBUTIONS TO LABORATORY SCIENCE AND TECHNOLOGY; (II) ENCOURAGING STUDENTS TO EXPLORE AND LEARN ABOUT LABORATORY SCIENCE AND TECHNOLOGY; AND (III) ENCOURAGING CONTRIBUTIONS TO SLAS' SCIENTIFIC AND EDUCATIONAL PROGRAMS BY RECOGNIZING EXCEPTIONAL PRESENTATIONS, POSTERS, AND ARTICLES.</Desc>
      </ProgSrvcAccomActyOtherGrp>
      <TotalOtherProgSrvcExpenseAmt>510193</TotalOtherProgSrvcExpenseAmt>
      <TotalOtherProgSrvcGrantAmt>4493</TotalOtherProgSrvcGrantAmt>
      <TotalOtherProgSrvcRevenueAmt>233822</TotalOtherProgSrvcRevenueAmt>
      <TotalProgramServiceExpensesAmt>6698195</TotalProgramServiceExpensesAmt>
      <DescribedInSection501c3Ind referenceDocumentId="RetDoc1039100001">1</DescribedInSection501c3Ind>
      <ScheduleBRequiredInd>0</ScheduleBRequiredInd>
      <PoliticalCampaignActyInd>0</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd>0</LobbyingActivitiesInd>
      <SubjectToProxyTaxInd>0</SubjectToProxyTaxInd>
      <DonorAdvisedFundInd referenceDocumentId="RetDoc1040000001">0</DonorAdvisedFundInd>
      <ConservationEasementsInd referenceDocumentId="RetDoc1040000001">0</ConservationEasementsInd>
      <CollectionsOfArtInd referenceDocumentId="RetDoc1040000001">0</CollectionsOfArtInd>
      <CreditCounselingInd referenceDocumentId="RetDoc1040000001">0</CreditCounselingInd>
      <DonorRstrOrQuasiEndowmentsInd>1</DonorRstrOrQuasiEndowmentsInd>
      <ReportLandBuildingEquipmentInd referenceDocumentId="RetDoc1040000001">1</ReportLandBuildingEquipmentInd>
      <ReportInvestmentsOtherSecInd referenceDocumentId="RetDoc1040000001">0</ReportInvestmentsOtherSecInd>
      <ReportProgramRelatedInvstInd referenceDocumentId="RetDoc1040000001">0</ReportProgramRelatedInvstInd>
      <ReportOtherAssetsInd referenceDocumentId="RetDoc1040000001">0</ReportOtherAssetsInd>
      <ReportOtherLiabilitiesInd referenceDocumentId="RetDoc1040000001">1</ReportOtherLiabilitiesInd>
      <IncludeFIN48FootnoteInd referenceDocumentId="RetDoc1040000001">1</IncludeFIN48FootnoteInd>
      <IndependentAuditFinclStmtInd referenceDocumentId="RetDoc1040000001">1</IndependentAuditFinclStmtInd>
      <ConsolidatedAuditFinclStmtInd referenceDocumentId="RetDoc1040000001">0</ConsolidatedAuditFinclStmtInd>
      <SchoolOperatingInd>0</SchoolOperatingInd>
      <ForeignOfficeInd>1</ForeignOfficeInd>
      <ForeignActivitiesInd referenceDocumentId="RetDoc1040500001">1</ForeignActivitiesInd>
      <MoreThan5000KToOrgInd referenceDocumentId="RetDoc1040500001">0</MoreThan5000KToOrgInd>
      <MoreThan5000KToIndividualsInd referenceDocumentId="RetDoc1040500001">0</MoreThan5000KToIndividualsInd>
      <ProfessionalFundraisingInd>0</ProfessionalFundraisingInd>
      <FundraisingActivitiesInd>0</FundraisingActivitiesInd>
      <GamingActivitiesInd>0</GamingActivitiesInd>
      <OperateHospitalInd>0</OperateHospitalInd>
      <GrantsToOrganizationsInd referenceDocumentId="RetDoc1041900001">1</GrantsToOrganizationsInd>
      <GrantsToIndividualsInd referenceDocumentId="RetDoc1041900001">1</GrantsToIndividualsInd>
      <ScheduleJRequiredInd referenceDocumentId="RetDoc1042400001">1</ScheduleJRequiredInd>
      <TaxExemptBondsInd>0</TaxExemptBondsInd>
      <EngagedInExcessBenefitTransInd>0</EngagedInExcessBenefitTransInd>
      <PYExcessBenefitTransInd>0</PYExcessBenefitTransInd>
      <LoanOutstandingInd>0</LoanOutstandingInd>
      <GrantToRelatedPersonInd>0</GrantToRelatedPersonInd>
      <BusinessRlnWithOrgMemInd>0</BusinessRlnWithOrgMemInd>
      <BusinessRlnWithFamMemInd>0</BusinessRlnWithFamMemInd>
      <BusinessRlnWith35CtrlEntInd>0</BusinessRlnWith35CtrlEntInd>
      <DeductibleNonCashContriInd>0</DeductibleNonCashContriInd>
      <DeductibleArtContributionInd>0</DeductibleArtContributionInd>
      <TerminateOperationsInd>0</TerminateOperationsInd>
      <PartialLiquidationInd>0</PartialLiquidationInd>
      <DisregardedEntityInd>0</DisregardedEntityInd>
      <RelatedEntityInd>0</RelatedEntityInd>
      <RelatedOrganizationCtrlEntInd>0</RelatedOrganizationCtrlEntInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>0</TrnsfrExmptNonChrtblRltdOrgInd>
      <ActivitiesConductedPrtshpInd>0</ActivitiesConductedPrtshpInd>
      <ScheduleORequiredInd>1</ScheduleORequiredInd>
      <IRPDocumentCnt>34</IRPDocumentCnt>
      <IRPDocumentW2GCnt>0</IRPDocumentW2GCnt>
      <EmployeeCnt>21</EmployeeCnt>
      <EmploymentTaxReturnsFiledInd>1</EmploymentTaxReturnsFiledInd>
      <UnrelatedBusIncmOverLimitInd>1</UnrelatedBusIncmOverLimitInd>
      <Form990TFiledInd>1</Form990TFiledInd>
      <ForeignFinancialAccountInd>1</ForeignFinancialAccountInd>
      <ForeignCountryCd>BE</ForeignCountryCd>
      <ProhibitedTaxShelterTransInd>0</ProhibitedTaxShelterTransInd>
      <TaxablePartyNotificationInd>0</TaxablePartyNotificationInd>
      <NondeductibleContributionsInd>0</NondeductibleContributionsInd>
      <QuidProQuoContributionsInd>0</QuidProQuoContributionsInd>
      <Form8282PropertyDisposedOfInd>0</Form8282PropertyDisposedOfInd>
      <RcvFndsToPayPrsnlBnftCntrctInd>0</RcvFndsToPayPrsnlBnftCntrctInd>
      <PayPremiumsPrsnlBnftCntrctInd>0</PayPremiumsPrsnlBnftCntrctInd>
      <IndoorTanningServicesInd>0</IndoorTanningServicesInd>
      <SubjToTaxRmnrtnExPrchtPymtInd>0</SubjToTaxRmnrtnExPrchtPymtInd>
      <SubjectToExcsTaxNetInvstIncInd>0</SubjectToExcsTaxNetInvstIncInd>
      <InfoInScheduleOPartVIInd>X</InfoInScheduleOPartVIInd>
      <GoverningBodyVotingMembersCnt>9</GoverningBodyVotingMembersCnt>
      <IndependentVotingMemberCnt>9</IndependentVotingMemberCnt>
      <FamilyOrBusinessRlnInd>0</FamilyOrBusinessRlnInd>
      <DelegationOfMgmtDutiesInd>0</DelegationOfMgmtDutiesInd>
      <ChangeToOrgDocumentsInd>0</ChangeToOrgDocumentsInd>
      <MaterialDiversionOrMisuseInd>0</MaterialDiversionOrMisuseInd>
      <MembersOrStockholdersInd>1</MembersOrStockholdersInd>
      <ElectionOfBoardMembersInd>1</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>IL</StatesWhereCopyOfReturnIsFldCd>
      <UponRequestInd>X</UponRequestInd>
      <BooksInCareOfDetail>
        <BusinessName>
          <BusinessNameLine1Txt>SOCIETY FOR LABORATORY AUTOMATION AND SCREENING</BusinessNameLine1Txt>
        </BusinessName>
        <PhoneNum>6302567527</PhoneNum>
        <USAddress>
          <AddressLine1Txt>1301 W 22ND ST SUITE 708</AddressLine1Txt>
          <CityNm>OAK BROOK</CityNm>
          <StateAbbreviationCd>IL</StateAbbreviationCd>
          <ZIPCd>60523</ZIPCd>
        </USAddress>
      </BooksInCareOfDetail>
      <Form990PartVIISectionAGrp>
        <PersonNm>TIM SPICER PHD</PersonNm>
        <TitleTxt>PRESIDENT</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JAN LITCHENBERG PHD</PersonNm>
        <TitleTxt>VICE-PRESIDENT</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JONATHAN WINGFIELD</PersonNm>
        <TitleTxt>SECRETARY</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>IRA HOFFMAN</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>KIM TITUS</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MANUELA BEIL-PETER</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>SUE CRIMMIN PHD</PersonNm>
        <TitleTxt>TREASURER</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JONATHAN O'CONNELL PHD</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>COLEMAN MURRAY</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>VICKI LOISE</PersonNm>
        <TitleTxt>CHIEF EXECUTIVE OFFICER</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>258128</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>55951</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>AMY WILKINSON</PersonNm>
        <TitleTxt>DIRECTOR OF GLOBAL EVENTS</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>167881</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>30977</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JILL HRONEK</PersonNm>
        <TitleTxt>DIRECTOR OF MARKETING COMM</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>146432</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>26819</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MARY GEISMANN</PersonNm>
        <TitleTxt>DIRECTOR OF MEMBERSHIP AND</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>128150</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>21083</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <TotalReportableCompFromOrgAmt>700591</TotalReportableCompFromOrgAmt>
      <TotReportableCompRltdOrgAmt>0</TotReportableCompRltdOrgAmt>
      <TotalOtherCompensationAmt>134830</TotalOtherCompensationAmt>
      <IndivRcvdGreaterThan100KCnt>4</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>0</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>1</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>0</CompensationFromOtherSrcsInd>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>SB EXPOS AND EVENTS</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>PO BOX 600</AddressLine1Txt>
            <CityNm>WHITE MARSH</CityNm>
            <StateAbbreviationCd>MD</StateAbbreviationCd>
            <ZIPCd>21162</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>REGISTRATION AND MEETING MANAGEMENT SERV</ServicesDesc>
        <CompensationAmt>611103</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>LEVY RESTAURANTS AT THE BOSTON CONVENTIO</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>415 SUMMER STREET</AddressLine1Txt>
            <CityNm>BOSTON</CityNm>
            <StateAbbreviationCd>MA</StateAbbreviationCd>
            <ZIPCd>02210</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>CATERING</ServicesDesc>
        <CompensationAmt>453015</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>BELGRAVE GROUP TA ADVANTAGE EVENT EXPER</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <ForeignAddress>
            <AddressLine1Txt>C4 NUTGROVE OFFICE PARK NUTGROVE AV</AddressLine1Txt>
            <CityNm>RATHFARNHAM</CityNm>
            <CountryCd>EI</CountryCd>
            <ForeignPostalCd>60181</ForeignPostalCd>
          </ForeignAddress>
        </ContractorAddress>
        <ServicesDesc>MEETING MANAGEMENT</ServicesDesc>
        <CompensationAmt>260096</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>BRIGHT AV</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>15181 SPRINGDALE ST</AddressLine1Txt>
            <CityNm>HUNTINGTON BEACH</CityNm>
            <StateAbbreviationCd>CA</StateAbbreviationCd>
            <ZIPCd>92649</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>TECH/PRODUCTION SERVICES</ServicesDesc>
        <CompensationAmt>255306</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>RSM US LLP</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>5155 PAYSPHERE CIRCLE</AddressLine1Txt>
            <CityNm>CHICAGO</CityNm>
            <StateAbbreviationCd>IL</StateAbbreviationCd>
            <ZIPCd>60674</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>ACCOUNTING SERVICES</ServicesDesc>
        <CompensationAmt>222468</CompensationAmt>
      </ContractorCompensationGrp>
      <CntrctRcvdGreaterThan100KCnt>11</CntrctRcvdGreaterThan100KCnt>
      <ProgramServiceRevenueGrp>
        <Desc>CONFERENCES AND EDUCAT</Desc>
        <BusinessCd>611430</BusinessCd>
        <TotalRevenueColumnAmt>6335909</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>6335909</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>PUBLICATIONS</Desc>
        <BusinessCd>513190</BusinessCd>
        <TotalRevenueColumnAmt>392558</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>233822</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>158736</UnrelatedBusinessRevenueAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>MEMBERSHIP DUES</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>202033</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>202033</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <TotalProgramServiceRevenueAmt>6930500</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>190777</TotalRevenueColumnAmt>
        <ExclusionAmt>190777</ExclusionAmt>
      </InvestmentIncomeGrp>
      <GrossAmountSalesAssetsGrp>
        <SecuritiesAmt>449284</SecuritiesAmt>
      </GrossAmountSalesAssetsGrp>
      <LessCostOthBasisSalesExpnssGrp>
        <SecuritiesAmt>530314</SecuritiesAmt>
      </LessCostOthBasisSalesExpnssGrp>
      <GainOrLossGrp>
        <SecuritiesAmt>-81030</SecuritiesAmt>
      </GainOrLossGrp>
      <NetGainOrLossInvestmentsGrp>
        <TotalRevenueColumnAmt>-81030</TotalRevenueColumnAmt>
        <ExclusionAmt>-81030</ExclusionAmt>
      </NetGainOrLossInvestmentsGrp>
      <OtherRevenueMiscGrp>
        <Desc>INSURANCE PROCEEDS</Desc>
        <BusinessCd>525100</BusinessCd>
        <TotalRevenueColumnAmt>500000</TotalRevenueColumnAmt>
        <ExclusionAmt>500000</ExclusionAmt>
      </OtherRevenueMiscGrp>
      <OtherRevenueMiscGrp>
        <Desc>OTHER INCOME</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>25195</TotalRevenueColumnAmt>
        <ExclusionAmt>25195</ExclusionAmt>
      </OtherRevenueMiscGrp>
      <OtherRevenueTotalAmt>525195</OtherRevenueTotalAmt>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>7565442</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>6771764</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>158736</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>634942</ExclusionAmt>
      </TotalRevenueGrp>
      <GrantsToDomesticOrgsGrp>
        <TotalAmt>50000</TotalAmt>
        <ProgramServicesAmt>50000</ProgramServicesAmt>
      </GrantsToDomesticOrgsGrp>
      <GrantsToDomesticIndividualsGrp>
        <TotalAmt>4493</TotalAmt>
        <ProgramServicesAmt>4493</ProgramServicesAmt>
      </GrantsToDomesticIndividualsGrp>
      <CompCurrentOfcrDirectorsGrp>
        <TotalAmt>314079</TotalAmt>
        <ProgramServicesAmt>301516</ProgramServicesAmt>
        <ManagementAndGeneralAmt>12563</ManagementAndGeneralAmt>
      </CompCurrentOfcrDirectorsGrp>
      <OtherSalariesAndWagesGrp>
        <TotalAmt>1290224</TotalAmt>
        <ProgramServicesAmt>1242142</ProgramServicesAmt>
        <ManagementAndGeneralAmt>48082</ManagementAndGeneralAmt>
      </OtherSalariesAndWagesGrp>
      <PensionPlanContributionsGrp>
        <TotalAmt>85665</TotalAmt>
        <ProgramServicesAmt>82238</ProgramServicesAmt>
        <ManagementAndGeneralAmt>3427</ManagementAndGeneralAmt>
      </PensionPlanContributionsGrp>
      <OtherEmployeeBenefitsGrp>
        <TotalAmt>97584</TotalAmt>
        <ProgramServicesAmt>93681</ProgramServicesAmt>
        <ManagementAndGeneralAmt>3903</ManagementAndGeneralAmt>
      </OtherEmployeeBenefitsGrp>
      <PayrollTaxesGrp>
        <TotalAmt>109589</TotalAmt>
        <ProgramServicesAmt>105205</ProgramServicesAmt>
        <ManagementAndGeneralAmt>4384</ManagementAndGeneralAmt>
      </PayrollTaxesGrp>
      <FeesForServicesLegalGrp>
        <TotalAmt>21017</TotalAmt>
        <ProgramServicesAmt>21017</ProgramServicesAmt>
      </FeesForServicesLegalGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>176095</TotalAmt>
        <ProgramServicesAmt>138412</ProgramServicesAmt>
        <ManagementAndGeneralAmt>37683</ManagementAndGeneralAmt>
      </FeesForServicesAccountingGrp>
      <FeesForSrvcInvstMgmntFeesGrp>
        <TotalAmt>42448</TotalAmt>
        <ManagementAndGeneralAmt>42448</ManagementAndGeneralAmt>
      </FeesForSrvcInvstMgmntFeesGrp>
      <FeesForServicesOtherGrp>
        <TotalAmt>203749</TotalAmt>
        <ManagementAndGeneralAmt>203749</ManagementAndGeneralAmt>
      </FeesForServicesOtherGrp>
      <AdvertisingGrp>
        <TotalAmt>26377</TotalAmt>
        <ProgramServicesAmt>25281</ProgramServicesAmt>
        <ManagementAndGeneralAmt>1096</ManagementAndGeneralAmt>
      </AdvertisingGrp>
      <OfficeExpensesGrp>
        <TotalAmt>186801</TotalAmt>
        <ProgramServicesAmt>149514</ProgramServicesAmt>
        <ManagementAndGeneralAmt>37287</ManagementAndGeneralAmt>
      </OfficeExpensesGrp>
      <InformationTechnologyGrp>
        <TotalAmt>1687772</TotalAmt>
        <ProgramServicesAmt>1397096</ProgramServicesAmt>
        <ManagementAndGeneralAmt>290676</ManagementAndGeneralAmt>
      </InformationTechnologyGrp>
      <TravelGrp>
        <TotalAmt>426524</TotalAmt>
        <ProgramServicesAmt>399755</ProgramServicesAmt>
        <ManagementAndGeneralAmt>26769</ManagementAndGeneralAmt>
      </TravelGrp>
      <ConferencesMeetingsGrp>
        <TotalAmt>2476240</TotalAmt>
        <ProgramServicesAmt>2304136</ProgramServicesAmt>
        <ManagementAndGeneralAmt>172104</ManagementAndGeneralAmt>
      </ConferencesMeetingsGrp>
      <DepreciationDepletionGrp>
        <TotalAmt>101873</TotalAmt>
        <ManagementAndGeneralAmt>101873</ManagementAndGeneralAmt>
      </DepreciationDepletionGrp>
      <InsuranceGrp>
        <TotalAmt>70588</TotalAmt>
        <ProgramServicesAmt>41461</ProgramServicesAmt>
        <ManagementAndGeneralAmt>29127</ManagementAndGeneralAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>SPONSORSHIPS</Desc>
        <TotalAmt>143610</TotalAmt>
        <ProgramServicesAmt>143610</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>EDITORSHIP</Desc>
        <TotalAmt>109835</TotalAmt>
        <ProgramServicesAmt>88226</ProgramServicesAmt>
        <ManagementAndGeneralAmt>21609</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>HONORARIUMS</Desc>
        <TotalAmt>51350</TotalAmt>
        <ProgramServicesAmt>51350</ProgramServicesAmt>
      </OtherExpensesGrp>
      <AllOtherExpensesGrp>
        <TotalAmt>98060</TotalAmt>
        <ProgramServicesAmt>59062</ProgramServicesAmt>
        <ManagementAndGeneralAmt>38998</ManagementAndGeneralAmt>
      </AllOtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>7773973</TotalAmt>
        <ProgramServicesAmt>6698195</ProgramServicesAmt>
        <ManagementAndGeneralAmt>1075778</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>4194198</BOYAmt>
        <EOYAmt>926043</EOYAmt>
      </CashNonInterestBearingGrp>
      <AccountsReceivableGrp>
        <BOYAmt>432881</BOYAmt>
        <EOYAmt>455320</EOYAmt>
      </AccountsReceivableGrp>
      <PrepaidExpensesDefrdChargesGrp>
        <BOYAmt>1518752</BOYAmt>
        <EOYAmt>1371897</EOYAmt>
      </PrepaidExpensesDefrdChargesGrp>
      <LandBldgEquipCostOrOtherBssAmt>688893</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>427950</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>362816</BOYAmt>
        <EOYAmt>260943</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <InvestmentsPubTradedSecGrp>
        <BOYAmt>8368107</BOYAmt>
        <EOYAmt>10730159</EOYAmt>
      </InvestmentsPubTradedSecGrp>
      <OtherAssetsTotalGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>255097</EOYAmt>
      </OtherAssetsTotalGrp>
      <TotalAssetsGrp>
        <BOYAmt>14876754</BOYAmt>
        <EOYAmt>13999459</EOYAmt>
      </TotalAssetsGrp>
      <AccountsPayableAccrExpnssGrp>
        <BOYAmt>645779</BOYAmt>
        <EOYAmt>317464</EOYAmt>
      </AccountsPayableAccrExpnssGrp>
      <DeferredRevenueGrp>
        <BOYAmt>4234692</BOYAmt>
        <EOYAmt>4667479</EOYAmt>
      </DeferredRevenueGrp>
      <OtherLiabilitiesGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>381590</EOYAmt>
      </OtherLiabilitiesGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>4880471</BOYAmt>
        <EOYAmt>5366533</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>9528672</BOYAmt>
        <EOYAmt>8178831</EOYAmt>
      </NoDonorRestrictionNetAssetsGrp>
      <DonorRestrictionNetAssetsGrp>
        <BOYAmt>467611</BOYAmt>
        <EOYAmt>454095</EOYAmt>
      </DonorRestrictionNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>9996283</BOYAmt>
        <EOYAmt>8632926</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>14876754</BOYAmt>
        <EOYAmt>13999459</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>-208531</ReconcilationRevenueExpnssAmt>
      <NetUnrlzdGainsLossesInvstAmt>-1154826</NetUnrlzdGainsLossesInvstAmt>
      <OtherChangesInNetAssetsAmt>0</OtherChangesInNetAssetsAmt>
      <InfoInScheduleOPartXIIInd>X</InfoInScheduleOPartXIIInd>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
      <FSAuditedInd>1</FSAuditedInd>
      <FSAuditedBasisGrp>
        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
      </FSAuditedBasisGrp>
      <AuditCommitteeInd>1</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>0</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="RetDoc1039100001">
      <PubliclySupportedOrg509a2Ind>X</PubliclySupportedOrg509a2Ind>
      <GiftsGrantsContrisRcvd509Grp>
        <CurrentTaxYearMinus1YearAmt>478629</CurrentTaxYearMinus1YearAmt>
        <TotalAmt>478629</TotalAmt>
      </GiftsGrantsContrisRcvd509Grp>
      <GrossReceiptsAdmissionsGrp>
        <CurrentTaxYearMinus4YearsAmt>5903682</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>6296508</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>5742236</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>2273675</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>6930500</CurrentTaxYearAmt>
        <TotalAmt>27146601</TotalAmt>
      </GrossReceiptsAdmissionsGrp>
      <Total509Grp>
        <CurrentTaxYearMinus4YearsAmt>5903682</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>6296508</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>5742236</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>2752304</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>6930500</CurrentTaxYearAmt>
        <TotalAmt>27625230</TotalAmt>
      </Total509Grp>
      <AmountsRcvdDsqlfyPersonGrp>
        <TotalAmt>0</TotalAmt>
      </AmountsRcvdDsqlfyPersonGrp>
      <SubstantialContributorsAmtGrp>
        <TotalAmt>0</TotalAmt>
      </SubstantialContributorsAmtGrp>
      <SubstAndDsqlfyPrsnsTotGrp>
        <TotalAmt>0</TotalAmt>
      </SubstAndDsqlfyPrsnsTotGrp>
      <PublicSupportTotal509Amt>27625230</PublicSupportTotal509Amt>
      <GrossInvestmentIncome509Grp>
        <CurrentTaxYearMinus4YearsAmt>189521</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>179663</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>140236</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>168589</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>190777</CurrentTaxYearAmt>
        <TotalAmt>868786</TotalAmt>
      </GrossInvestmentIncome509Grp>
      <InvestmentIncomeAndUBTIGrp>
        <CurrentTaxYearMinus4YearsAmt>189521</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>179663</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>140236</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>168589</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>190777</CurrentTaxYearAmt>
        <TotalAmt>868786</TotalAmt>
      </InvestmentIncomeAndUBTIGrp>
      <OtherIncome509Grp>
        <CurrentTaxYearMinus3YearsAmt>1824</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>7658</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>2429832</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>525195</CurrentTaxYearAmt>
        <TotalAmt>2964509</TotalAmt>
      </OtherIncome509Grp>
      <TotalSupportCalendarYearGrp>
        <CurrentTaxYearMinus4YearsAmt>6093203</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>6477995</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>5890130</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>5350725</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>7646472</CurrentTaxYearAmt>
        <TotalAmt>31458525</TotalAmt>
      </TotalSupportCalendarYearGrp>
      <PublicSupportCY509Pct>0.87810</PublicSupportCY509Pct>
      <PublicSupportPY509Pct>0.86840</PublicSupportPY509Pct>
      <InvestmentIncomeCYPct>0.02760</InvestmentIncomeCYPct>
      <InvestmentIncomePYPct>0.03090</InvestmentIncomePYPct>
      <ThirtyThrPctSuprtTestsCY509Ind>X</ThirtyThrPctSuprtTestsCY509Ind>
      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>SCHEDULE A, PART III, LINE 12, EXPLANATION OF OTHER INCOME:</FormAndLineReferenceDesc>
        <ExplanationTxt>OTHER - 2019 AMOUNT: $ 1,824. 2020 AMOUNT: $ 7,658. 2021 AMOUNT: $ 2,429,832. 2022 AMOUNT: $ 525,195.</ExplanationTxt>
      </Form990ScheduleAPartVIGrp>
    </IRS990ScheduleA>
    <IRS990ScheduleD documentId="RetDoc1040000001">
      <CYEndwmtFundGrp>
        <BeginningYearBalanceAmt>1517133</BeginningYearBalanceAmt>
        <InvestmentEarningsOrLossesAmt>-219115</InvestmentEarningsOrLossesAmt>
        <GrantsOrScholarshipsAmt>50000</GrantsOrScholarshipsAmt>
        <EndYearBalanceAmt>1248018</EndYearBalanceAmt>
      </CYEndwmtFundGrp>
      <CYMinus1YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>1389509</BeginningYearBalanceAmt>
        <InvestmentEarningsOrLossesAmt>227624</InvestmentEarningsOrLossesAmt>
        <GrantsOrScholarshipsAmt>100000</GrantsOrScholarshipsAmt>
        <EndYearBalanceAmt>1517133</EndYearBalanceAmt>
      </CYMinus1YrEndwmtFundGrp>
      <CYMinus2YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>1414604</BeginningYearBalanceAmt>
        <InvestmentEarningsOrLossesAmt>100105</InvestmentEarningsOrLossesAmt>
        <GrantsOrScholarshipsAmt>125200</GrantsOrScholarshipsAmt>
        <EndYearBalanceAmt>1389509</EndYearBalanceAmt>
      </CYMinus2YrEndwmtFundGrp>
      <CYMinus3YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>1283103</BeginningYearBalanceAmt>
        <InvestmentEarningsOrLossesAmt>231501</InvestmentEarningsOrLossesAmt>
        <GrantsOrScholarshipsAmt>100000</GrantsOrScholarshipsAmt>
        <EndYearBalanceAmt>1414604</EndYearBalanceAmt>
      </CYMinus3YrEndwmtFundGrp>
      <CYMinus4YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>1486663</BeginningYearBalanceAmt>
        <InvestmentEarningsOrLossesAmt>-42140</InvestmentEarningsOrLossesAmt>
        <GrantsOrScholarshipsAmt>161420</GrantsOrScholarshipsAmt>
        <EndYearBalanceAmt>1283103</EndYearBalanceAmt>
      </CYMinus4YrEndwmtFundGrp>
      <BoardDesignatedBalanceEOYPct>0.80000</BoardDesignatedBalanceEOYPct>
      <PrmnntEndowmentBalanceEOYPct>0.11000</PrmnntEndowmentBalanceEOYPct>
      <TermEndowmentBalanceEOYPct>0.09000</TermEndowmentBalanceEOYPct>
      <EndowmentsHeldUnrelatedOrgInd>0</EndowmentsHeldUnrelatedOrgInd>
      <EndowmentsHeldRelatedOrgInd>0</EndowmentsHeldRelatedOrgInd>
      <LeaseholdImprovementsGrp>
        <OtherCostOrOtherBasisAmt>334813</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>133938</DepreciationAmt>
        <BookValueAmt>200875</BookValueAmt>
      </LeaseholdImprovementsGrp>
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>40687</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>35172</DepreciationAmt>
        <BookValueAmt>5515</BookValueAmt>
      </EquipmentGrp>
      <OtherLandBuildingsGrp>
        <OtherCostOrOtherBasisAmt>313393</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>258840</DepreciationAmt>
        <BookValueAmt>54553</BookValueAmt>
      </OtherLandBuildingsGrp>
      <TotalBookValueLandBuildingsAmt>260943</TotalBookValueLandBuildingsAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>LEASE LIABILITY</Desc>
        <Amt>381590</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>381590</TotalLiabilityAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <TotalRevEtcAuditedFinclStmtAmt>6368168</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>-1154826</NetUnrealizedGainsInvstAmt>
      <RevenueNotReportedAmt>-1154826</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>7522994</RevenueSubtotalAmt>
      <InvestmentExpensesNotIncldAmt>42448</InvestmentExpensesNotIncldAmt>
      <RevenueNotReportedFinclStmtAmt>42448</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>7565442</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>7731525</TotExpnsEtcAuditedFinclStmtAmt>
      <ExpensesNotReportedAmt>0</ExpensesNotReportedAmt>
      <ExpensesSubtotalAmt>7731525</ExpensesSubtotalAmt>
      <InvestmentExpensesNotIncld2Amt>42448</InvestmentExpensesNotIncld2Amt>
      <ExpensesNotRptFinclStmtAmt>42448</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>7773973</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ENDOWMENT CONSISTS OF DONOR-RESTRICTED AND BOARD-DESIGNATED ENDOWMENT FUNDS FOR THE PURPOSE OF PROVIDING SCHOLARSHIPS OR GRANTS TO INDIVIDUALS FOR RESEARCH IN BIOMOLECULAR DISCOVERY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SOCIETY FOLLOWS THE REQUIREMENTS FOR ACCOUNTING FOR UNCERTAIN TAX POSITIONS. THE SOCIETY HAS DETERMINED THAT IT IS NOT REQUIRED TO RECORD A LIABILITY RELATED TO UNCERTAIN TAX POSITIONS AS OF DECEMBER 31, 2022 AND 2021.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleF documentId="RetDoc1040500001">
      <GrantRecordsMaintainedInd>1</GrantRecordsMaintainedInd>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>EUROPE (INCLUDING ICELAND &amp; GREENLAND) - ALBANIA, ANDORRA, AUSTRIA, BELGIUM</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>0</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>PROGRAM SERVICE</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>EDUCATIONAL CONFERENCES</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>238669</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <SubtotalOfficesCnt>0</SubtotalOfficesCnt>
      <SubtotalEmployeesCnt>0</SubtotalEmployeesCnt>
      <ContinuationTotalOfficeCnt>0</ContinuationTotalOfficeCnt>
      <ContinuationTotalEmployeeCnt>0</ContinuationTotalEmployeeCnt>
      <TotalOfficeCnt>0</TotalOfficeCnt>
      <TotalEmployeeCnt>0</TotalEmployeeCnt>
      <SubtotalSpentAmt>238669</SubtotalSpentAmt>
      <ContinuationSpentAmt>0</ContinuationSpentAmt>
      <TotalSpentAmt>238669</TotalSpentAmt>
      <TransferToForeignCorpInd>0</TransferToForeignCorpInd>
      <InterestInForeignTrustInd>0</InterestInForeignTrustInd>
      <ForeignCorpOwnershipInd>0</ForeignCorpOwnershipInd>
      <PassiveForeignInvestmestCoInd>0</PassiveForeignInvestmestCoInd>
      <ForeignPartnershipInd>0</ForeignPartnershipInd>
      <BoycottCountriesInd>0</BoycottCountriesInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART III ACCOUNTING METHOD:</FormAndLineReferenceDesc>
      </SupplementalInformationDetail>
    </IRS990ScheduleF>
    <IRS990ScheduleI documentId="RetDoc1041900001">
      <GrantRecordsMaintainedInd>1</GrantRecordsMaintainedInd>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>TRUSTEES OF BOSTON UNIVERSITY</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>881 COMMONWEALTH AVE 4TH FLOOR</AddressLine1Txt>
          <CityNm>BOSTON</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02215</ZIPCd>
        </USAddress>
        <RecipientEIN>042103547</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>50000</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <PurposeOfGrantTxt>SLAS FELLOWSHIP GRANT PROGRAM</PurposeOfGrantTxt>
      </RecipientTable>
      <Total501c3OrgCnt>1</Total501c3OrgCnt>
      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>AWARDS AND HONARIUMS</GrantTypeTxt>
        <RecipientCnt>10</RecipientCnt>
        <CashGrantAmt>4493</CashGrantAmt>
      </GrantsOtherAsstToIndivInUSGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>GRANTS AND AWARDS ARE FUNDED UPON COMPLETION OF A SPECIFIC REQUIREMENT AS DEFINED BY AN OVERSIGHT COMMITTEE. NO GRANTS OR AWARDS ARE PRE-FUNDED.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleI>
    <IRS990ScheduleJ documentId="RetDoc1042400001">
      <SubstantiationRequiredInd>1</SubstantiationRequiredInd>
      <CompensationCommitteeInd>X</CompensationCommitteeInd>
      <WrittenEmploymentContractInd>X</WrittenEmploymentContractInd>
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>0</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>0</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>0</EquityBasedCompArrngmInd>
      <CompBasedOnRevenueOfFlngOrgInd>0</CompBasedOnRevenueOfFlngOrgInd>
      <CompBsdOnRevRelatedOrgsInd>0</CompBsdOnRevRelatedOrgsInd>
      <CompBsdNetEarnsFlngOrgInd>0</CompBsdNetEarnsFlngOrgInd>
      <CompBsdNetEarnsRltdOrgsInd>0</CompBsdNetEarnsRltdOrgsInd>
      <AnyNonFixedPaymentsInd>0</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>0</InitialContractExceptionInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>VICKI LOISE</PersonNm>
        <TitleTxt>CHIEF EXECUTIVE OFFICER</TitleTxt>
        <BaseCompensationFilingOrgAmt>209486</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>48642</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>27000</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>28951</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>314079</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>AMY WILKINSON</PersonNm>
        <TitleTxt>DIRECTOR OF GLOBAL EVENTS</TitleTxt>
        <BaseCompensationFilingOrgAmt>132736</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>35145</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>5715</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>25262</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>198858</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>JILL HRONEK</PersonNm>
        <TitleTxt>DIRECTOR OF MARKETING COMM</TitleTxt>
        <BaseCompensationFilingOrgAmt>119033</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>27399</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>17799</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>9020</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>173251</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 3</FormAndLineReferenceDesc>
        <ExplanationTxt>COMPENSATION FOR THE CEO IS ESTABLISHED BY A COMPENSATION COMMITTEE MADE UP OF INDEPENDENT DIRECTORS. COMPENSATION IS DETERMINED BASED UPON A REVIEW AND EVALUATION OF PERFORMANCE AND IS SUBJECT TO THE APPROVAL OF THE BOARD OF DIRECTORS.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART I, LINE 1 CONTINUED</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MISSION OF THE SOCIETY FOR LABORATORY AUTOMATION AND SCREENING (SLAS) IS TO BE A GLOBAL ORGANIZATION PROVIDING FORUMS FOR EDUCATION AND INFORMATION EXCHANGE TO ENCOURAGE THE STUDY AND THE ADVANCEMENT OF THE SCIENCE AND PRACTICE OF LABORATORY AUTOMATION AND SCREENING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>SLAS IS A PROFESSIONAL ORGANIZATION WITH MEMBERS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE MEMBERS OF SLAS ELECT A BOARD OF DIRECTORS WHICH IS THE REPRESENTATIVE BODY OF THE SOCIETY, SERVING FOR THE BENEFIT OF THE MEMBERS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>FORM 990 IS PREPARED BY AN INDEPENDENT ACCOUNTING FIRM . THE PREPARER PROVIDES A DRAFT COPY TO THE CHIEF EXECUTIVE OFFICER FOR REVIEW BEFORE IT IS MADE AVAILABLE TO THE BOARD OF DIRECTORS. A COPY OF FORM 990 IS MADE AVAILABLE TO THE BOARD OF DIRECTORS ON A WEB PORTAL. BOARD OF DIRECTORS INQUIRIES REGARDING THE FORM 990 ARE TO BE DIRECTED TO THE CEO AND PREPARER FOR RESOLUTION PRIOR TO FILING THE FORM.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>THE CONFLICT OF INTEREST POLICY OF SLAS REQUIRES THE DIRECTORS, OFFICERS, AND EMPLOYEES TO ANNUALLY DISCLOSE INTERESTS THAT COULD GIVE RISE TO A CONFLICT BY COMPLETING AN ANNUAL CONFLICT OF INTEREST DISCLOSURE STATEMENT. COMMITTEE MEMBERS ARE REQUIRED TO PROVIDE A CONFLICT OF INTEREST DISCLOSURE AT THE BEGINNING OF THEIR TERM (WHICH LAST ONE TO THREE YEARS).</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>COMPENSATION FOR THE CEO IS ESTABLISHED BY A COMPENSATION COMMITTEE MADE UP OF INDEPENDENT DIRECTORS INCLUDING UTILIZATION OF COMPARABLE COMPENSATION DATA AND IS SUBJECT TO THE APPROVAL OF THE BOARD OF DIRECTORS. THE CEO REVIEWS AND SETS THE COMPENSATION OF THE COO AND OTHER KEY EMPLOYEES, IF ANY, WITHIN THE WAGE RATE OR SALARY RANGE APPROVED BY THE BOARD OF DIRECTORS AND ALSO UTILIZES COMPENSATION SURVEYS FOR COMPARABLE SOCIETIES IN MAKING THAT DECISION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>SLAS MAKES ITS GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY AND FINANCIAL STATEMENTS AVAILABLE TO MEMBERS THROUGH THEIR WEBSITE AND TO THE GENERAL PUBLIC UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XII, LINE 2C</FormAndLineReferenceDesc>
        <ExplanationTxt>SLAS HAS AN AUDIT COMMITTEE THAT ASSUMES RESPONSIBILITY FOR THE OVERSIGHT OF THE AUDIT AND SELECTION OF THE INDEPENDENT ACCOUNTANT. THERE HAVE BEEN NO CHANGES TO THIS PROCESS FROM THE PRIOR YEAR.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>
