﻿<?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="2019v5.2">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2021-05-17T08:41:13-05:00</ReturnTs>
    <TaxPeriodEndDt>2020-06-30</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>271728945</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>PKF O'CONNOR DAVIES LLP</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>500 MAMARONECK AVENUE</AddressLine1Txt>
        <CityNm>HARRISON</CityNm>
        <StateAbbreviationCd>NY</StateAbbreviationCd>
        <ZIPCd>105281633</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990</ReturnTypeCd>
    <TaxPeriodBeginDt>2019-07-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>222302253</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>LIBERTY SCIENCE CENTER INC</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>LIBE</BusinessNameControlTxt>
      <PhoneNum>2012001000</PhoneNum>
      <USAddress>
        <AddressLine1Txt>222 JERSEY CITY BOULEVARD</AddressLine1Txt>
        <CityNm>JERSEY CITY</CityNm>
        <StateAbbreviationCd>NJ</StateAbbreviationCd>
        <ZIPCd>07305</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>TAMOUR KOUSHA</PersonNm>
      <PersonTitleTxt>CHIEF FINANCIAL OFFICER</PersonTitleTxt>
      <PhoneNum>2012001000</PhoneNum>
      <SignatureDt>2021-05-16</SignatureDt>
      <DiscussWithPaidPreparerInd>1</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <PreparerPersonGrp>
      <PreparerPersonNm>GARRETT M HIGGINS</PreparerPersonNm>
      <PTIN>P00543209</PTIN>
      <PhoneNum>9143818900</PhoneNum>
      <PreparationDt>2021-05-12</PreparationDt>
    </PreparerPersonGrp>
    <TaxYr>2019</TaxYr>
    <BuildTS>2022-09-23 18:48:47Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="11">
    <IRS990 documentId="RetDoc1038000001" referenceDocumentId="RetDoc1044400001">
      <PrincipalOfficerNm>PAUL HOFFMAN</PrincipalOfficerNm>
      <USAddress>
        <AddressLine1Txt>222 JERSEY CITY BOULEVARD</AddressLine1Txt>
        <CityNm>JERSEY CITY</CityNm>
        <StateAbbreviationCd>NJ</StateAbbreviationCd>
        <ZIPCd>07305</ZIPCd>
      </USAddress>
      <GrossReceiptsAmt>35957789</GrossReceiptsAmt>
      <GroupReturnForAffiliatesInd>0</GroupReturnForAffiliatesInd>
      <Organization501c3Ind>X</Organization501c3Ind>
      <WebsiteAddressTxt>WWW.LSC.ORG</WebsiteAddressTxt>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <FormationYr>1980</FormationYr>
      <LegalDomicileStateCd>NJ</LegalDomicileStateCd>
      <ActivityOrMissionDesc>LSC OFFERS EXCEPTIONAL SCIENCE LEARNING ONSITE, OFFSITE, AND ONLINE. WE ENGAGE LEARNERS OF ALL AGES IN SCIENCE EXCITEMENT AND PROVIDE PROFESSIONAL DEVELOPMENT FOR TEACHERS.</ActivityOrMissionDesc>
      <VotingMembersGoverningBodyCnt>25</VotingMembersGoverningBodyCnt>
      <VotingMembersIndependentCnt>25</VotingMembersIndependentCnt>
      <TotalEmployeeCnt>411</TotalEmployeeCnt>
      <TotalVolunteersCnt>275</TotalVolunteersCnt>
      <TotalGrossUBIAmt>52332</TotalGrossUBIAmt>
      <NetUnrelatedBusTxblIncmAmt>-325482</NetUnrelatedBusTxblIncmAmt>
      <PYContributionsGrantsAmt>16502972</PYContributionsGrantsAmt>
      <CYContributionsGrantsAmt>18801572</CYContributionsGrantsAmt>
      <PYProgramServiceRevenueAmt>12870390</PYProgramServiceRevenueAmt>
      <CYProgramServiceRevenueAmt>9100264</CYProgramServiceRevenueAmt>
      <PYInvestmentIncomeAmt>537218</PYInvestmentIncomeAmt>
      <CYInvestmentIncomeAmt>333147</CYInvestmentIncomeAmt>
      <PYOtherRevenueAmt>1045592</PYOtherRevenueAmt>
      <CYOtherRevenueAmt>885553</CYOtherRevenueAmt>
      <PYTotalRevenueAmt>30956172</PYTotalRevenueAmt>
      <CYTotalRevenueAmt>29120536</CYTotalRevenueAmt>
      <PYGrantsAndSimilarPaidAmt>39500</PYGrantsAndSimilarPaidAmt>
      <CYGrantsAndSimilarPaidAmt>43000</CYGrantsAndSimilarPaidAmt>
      <PYBenefitsPaidToMembersAmt>0</PYBenefitsPaidToMembersAmt>
      <CYBenefitsPaidToMembersAmt>0</CYBenefitsPaidToMembersAmt>
      <PYSalariesCompEmpBnftPaidAmt>13214887</PYSalariesCompEmpBnftPaidAmt>
      <CYSalariesCompEmpBnftPaidAmt>11214479</CYSalariesCompEmpBnftPaidAmt>
      <PYTotalProfFndrsngExpnsAmt>0</PYTotalProfFndrsngExpnsAmt>
      <CYTotalProfFndrsngExpnsAmt>0</CYTotalProfFndrsngExpnsAmt>
      <CYTotalFundraisingExpenseAmt>1711642</CYTotalFundraisingExpenseAmt>
      <PYOtherExpensesAmt>17238019</PYOtherExpensesAmt>
      <CYOtherExpensesAmt>15490136</CYOtherExpensesAmt>
      <PYTotalExpensesAmt>30492406</PYTotalExpensesAmt>
      <CYTotalExpensesAmt>26747615</CYTotalExpensesAmt>
      <PYRevenuesLessExpensesAmt>463766</PYRevenuesLessExpensesAmt>
      <CYRevenuesLessExpensesAmt>2372921</CYRevenuesLessExpensesAmt>
      <TotalAssetsBOYAmt>115635626</TotalAssetsBOYAmt>
      <TotalAssetsEOYAmt>118687190</TotalAssetsEOYAmt>
      <TotalLiabilitiesBOYAmt>13801523</TotalLiabilitiesBOYAmt>
      <TotalLiabilitiesEOYAmt>14567084</TotalLiabilitiesEOYAmt>
      <NetAssetsOrFundBalancesBOYAmt>101834103</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>104120106</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIIInd>X</InfoInScheduleOPartIIIInd>
      <MissionDesc>SEE SCHEDULE O</MissionDesc>
      <SignificantNewProgramSrvcInd>0</SignificantNewProgramSrvcInd>
      <SignificantChangeInd>0</SignificantChangeInd>
      <ExpenseAmt>21439024</ExpenseAmt>
      <GrantAmt>43000</GrantAmt>
      <RevenueAmt>9100264</RevenueAmt>
      <Desc>LIBERTY SCIENCE CENTER HAS BROAD AMBITIONS AND SOUND STRATEGIES TO CHANGE THE FACE OF SCIENCE EDUCATION IN NEW JERSEY AND BEYOND. IN ADDITION TO ITS ENGAGING EXHIBITION AND THEATER OFFERINGS, AN IMPORTANT TOOL IN ACHIEVING THAT OBJECTIVE IS THE CENTER FOR LEARNING AND TEACHING. THE 19,000-SQUARE-FOOT FACILITY IS DEDICATED TO DELIVERING EDUCATIONAL PROGRAMMING FOR STUDENTS, GUESTS, TEACHERS, AND VISITORS. IT IS THE HOME OF LSC'S INTERNATIONALLY ACCLAIMED "LIVE FROM SURGERY" PROGRAM, WHERE STUDENTS OBSERVE AND DISCUSS PROCEDURES AND RISK FACTORS WITH OPERATING STAFF VIA VIDEOCONFERENCING DURING LIVE SURGERY. IT ALSO FEATURES SEVEN WORKING LABS INCLUDING THE MAKERLAB, AS WELL AS THE STUDIO FOR ELECTRONIC FIELD TRIPS. IN THIS SPACE, LSC PROVIDES OUTSTANDING AND AFFORDABLE EDUCATOR PROFESSIONAL DEVELOPMENT OPPORTUNITIES. SCHOOL RESIDENCIES ARE AVAILABLE THERE FOR SPECIAL NEEDS, HOME SCHOOLERS, AND OTHER STUDENTS. LIBERTY SCIENCE CENTER ALSO CONDUCTS CURRICULUM-LINKED ON-SITE, OFF-SITE, AND ONLINE PROGRAMS INCLUDING FIELD TRIPS, CLASSROOM AND LAB INSTRUCTION, INTERPRETIVE PROGRAMS IN BOTH FORMAL AND INFORMAL SETTINGS, TRAVELING SCIENCE PRESENTATIONS, AND EARLY CHILDHOOD SCIENCE PROGRAMMING. THE INSTITUTION ANNUALLY HOSTS HUNDREDS OF PRIVATE EVENTS FROM BIRTHDAY PARTIES TO HIGH-END PRODUCT LAUNCHES, HOSTS WORKFORCE DEVELOPMENT INITIATIVES, AND SHOWCASES PUBLIC SCIENCE, AND TECHNOLOGY-RELATED EVENTS FROM ROBOTICS COMPETITIONS TO LIVE ANIMAL SHOWS TO ROCKETRY LESSONS.THE CENTER'S OPERATIONS HAVE BEEN AFFECTED BY THE RECENT AND ONGOING OUTBREAK OF THE COVID-19 VIRUS, WHICH WAS DECLARED A PANDEMIC BY THE WORLD HEALTH ORGANIZATION IN MARCH 2020. THE CENTER CLOSED TO THE PUBLIC ON MARCH 13, 2020 AND RESUMED LIMITED OPERATIONS ON SEPTEMBER 4, 2020. WHILE THIS CLOSURE HAS NEGATIVELY AFFECTED THE CENTER'S OPERATIONS, THE CENTER HAS TAKEN SEVERAL STEPS TO STRENGTHEN ITS FINANCIAL POSITION AND TO MAINTAIN FINANCIAL LIQUIDITY AND FLEXIBILITY.THE FULL DURATION AND EXTENT OF THE COVID-19 PANDEMIC, RELATED BUSINESS AND TRAVEL RESTRICTIONS AND CHANGES TO BEHAVIOR INTENDED TO REDUCE ITS SPREAD ARE UNCERTAIN AS OF THE DATE THESE FINANCIAL STATEMENTS WERE AVAILABLE FOR ISSUANCE, AS THE PANDEMIC CONTINUES TO EVOLVE GLOBALLY. THEREFORE, THE FULL EXTENT OF ANY ADVERSE IMPACT ON THE RESULTS OF OPERATIONS, FINANCIAL POSITION AND CASH FLOWS IN FISCAL YEAR 2021 CANNOT BE REASONABLY ESTIMATED AT THIS TIME.</Desc>
      <TotalProgramServiceExpensesAmt>21439024</TotalProgramServiceExpensesAmt>
      <DescribedInSection501c3Ind referenceDocumentId="RetDoc1039100001">1</DescribedInSection501c3Ind>
      <ScheduleBRequiredInd referenceDocumentId="RetDoc1234500001">1</ScheduleBRequiredInd>
      <PoliticalCampaignActyInd referenceDocumentId="RetDoc1039700001">0</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd referenceDocumentId="RetDoc1039700001">1</LobbyingActivitiesInd>
      <SubjectToProxyTaxInd referenceDocumentId="RetDoc1039700001">0</SubjectToProxyTaxInd>
      <DonorAdvisedFundInd referenceDocumentId="RetDoc1039900001">0</DonorAdvisedFundInd>
      <ConservationEasementsInd referenceDocumentId="RetDoc1039900001">0</ConservationEasementsInd>
      <CollectionsOfArtInd referenceDocumentId="RetDoc1039900001">1</CollectionsOfArtInd>
      <CreditCounselingInd referenceDocumentId="RetDoc1039900001">0</CreditCounselingInd>
      <DonorRstrOrQuasiEndowmentsInd>1</DonorRstrOrQuasiEndowmentsInd>
      <ReportLandBuildingEquipmentInd referenceDocumentId="RetDoc1039900001">1</ReportLandBuildingEquipmentInd>
      <ReportInvestmentsOtherSecInd referenceDocumentId="RetDoc1039900001">0</ReportInvestmentsOtherSecInd>
      <ReportProgramRelatedInvstInd referenceDocumentId="RetDoc1039900001">0</ReportProgramRelatedInvstInd>
      <ReportOtherAssetsInd referenceDocumentId="RetDoc1039900001">0</ReportOtherAssetsInd>
      <ReportOtherLiabilitiesInd referenceDocumentId="RetDoc1039900001">1</ReportOtherLiabilitiesInd>
      <IncludeFIN48FootnoteInd referenceDocumentId="RetDoc1039900001">1</IncludeFIN48FootnoteInd>
      <IndependentAuditFinclStmtInd referenceDocumentId="RetDoc1039900001">0</IndependentAuditFinclStmtInd>
      <ConsolidatedAuditFinclStmtInd referenceDocumentId="RetDoc1039900001">1</ConsolidatedAuditFinclStmtInd>
      <SchoolOperatingInd>0</SchoolOperatingInd>
      <ForeignOfficeInd>0</ForeignOfficeInd>
      <ForeignActivitiesInd>0</ForeignActivitiesInd>
      <MoreThan5000KToOrgInd>0</MoreThan5000KToOrgInd>
      <MoreThan5000KToIndividualsInd>0</MoreThan5000KToIndividualsInd>
      <ProfessionalFundraisingInd referenceDocumentId="RetDoc1041300001">0</ProfessionalFundraisingInd>
      <FundraisingActivitiesInd referenceDocumentId="RetDoc1041300001">1</FundraisingActivitiesInd>
      <GamingActivitiesInd referenceDocumentId="RetDoc1041300001">0</GamingActivitiesInd>
      <OperateHospitalInd>0</OperateHospitalInd>
      <GrantsToOrganizationsInd referenceDocumentId="RetDoc1041900001">0</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 referenceDocumentId="RetDoc1042900001">1</DeductibleNonCashContriInd>
      <DeductibleArtContributionInd referenceDocumentId="RetDoc1042900001">0</DeductibleArtContributionInd>
      <TerminateOperationsInd>0</TerminateOperationsInd>
      <PartialLiquidationInd>0</PartialLiquidationInd>
      <DisregardedEntityInd referenceDocumentId="RetDoc1043400001">1</DisregardedEntityInd>
      <RelatedEntityInd referenceDocumentId="RetDoc1043400001">0</RelatedEntityInd>
      <RelatedOrganizationCtrlEntInd>0</RelatedOrganizationCtrlEntInd>
      <TrnsfrExmptNonChrtblRltdOrgInd referenceDocumentId="RetDoc1043400001">0</TrnsfrExmptNonChrtblRltdOrgInd>
      <ActivitiesConductedPrtshpInd referenceDocumentId="RetDoc1043400001">0</ActivitiesConductedPrtshpInd>
      <ScheduleORequiredInd>1</ScheduleORequiredInd>
      <IRPDocumentCnt>71</IRPDocumentCnt>
      <IRPDocumentW2GCnt>0</IRPDocumentW2GCnt>
      <EmployeeCnt>411</EmployeeCnt>
      <EmploymentTaxReturnsFiledInd>1</EmploymentTaxReturnsFiledInd>
      <UnrelatedBusIncmOverLimitInd>1</UnrelatedBusIncmOverLimitInd>
      <Form990TFiledInd>1</Form990TFiledInd>
      <ForeignFinancialAccountInd>0</ForeignFinancialAccountInd>
      <ProhibitedTaxShelterTransInd>0</ProhibitedTaxShelterTransInd>
      <TaxablePartyNotificationInd>0</TaxablePartyNotificationInd>
      <NondeductibleContributionsInd>0</NondeductibleContributionsInd>
      <QuidProQuoContributionsInd>1</QuidProQuoContributionsInd>
      <QuidProQuoContriDisclInd>1</QuidProQuoContriDisclInd>
      <Form8282PropertyDisposedOfInd>0</Form8282PropertyDisposedOfInd>
      <RcvFndsToPayPrsnlBnftCntrctInd>0</RcvFndsToPayPrsnlBnftCntrctInd>
      <PayPremiumsPrsnlBnftCntrctInd>0</PayPremiumsPrsnlBnftCntrctInd>
      <IndoorTanningServicesInd>0</IndoorTanningServicesInd>
      <SubjToTaxRmnrtnExPrchtPymtInd>0</SubjToTaxRmnrtnExPrchtPymtInd>
      <SubjectToExcsTaxNetInvstIncInd>0</SubjectToExcsTaxNetInvstIncInd>
      <InfoInScheduleOPartVIInd>X</InfoInScheduleOPartVIInd>
      <GoverningBodyVotingMembersCnt>25</GoverningBodyVotingMembersCnt>
      <IndependentVotingMemberCnt>25</IndependentVotingMemberCnt>
      <FamilyOrBusinessRlnInd>0</FamilyOrBusinessRlnInd>
      <DelegationOfMgmtDutiesInd>0</DelegationOfMgmtDutiesInd>
      <ChangeToOrgDocumentsInd>0</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>NJ</StatesWhereCopyOfReturnIsFldCd>
      <StatesWhereCopyOfReturnIsFldCd>NY</StatesWhereCopyOfReturnIsFldCd>
      <OwnWebsiteInd>X</OwnWebsiteInd>
      <OtherWebsiteInd>X</OtherWebsiteInd>
      <UponRequestInd>X</UponRequestInd>
      <BooksInCareOfDetail>
        <PersonNm>TAMOUR KOUSHA CFO</PersonNm>
        <PhoneNum>2012531265</PhoneNum>
        <USAddress>
          <AddressLine1Txt>222 JERSEY CITY BLVD</AddressLine1Txt>
          <CityNm>JERSEY CITY</CityNm>
          <StateAbbreviationCd>NJ</StateAbbreviationCd>
          <ZIPCd>07305</ZIPCd>
        </USAddress>
      </BooksInCareOfDetail>
      <Form990PartVIISectionAGrp>
        <PersonNm>PAUL HOFFMAN</PersonNm>
        <TitleTxt>PRESIDENT &amp; CEO</TitleTxt>
        <AverageHoursPerWeekRt>70.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>785098</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>44357</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>CHRISTINE ARNOLD-SCHROEDER</PersonNm>
        <TitleTxt>VP EXTERNAL AFFAIRS</TitleTxt>
        <AverageHoursPerWeekRt>60.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>230655</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>55883</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>TAMOUR KOUSHA</PersonNm>
        <TitleTxt>CHIEF FINANCIAL OFFICER</TitleTxt>
        <AverageHoursPerWeekRt>60.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>214449</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>22046</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>LISA HAYWARD</PersonNm>
        <TitleTxt>SR. DIRECTOR, INDIV. GIVING</TitleTxt>
        <AverageHoursPerWeekRt>50.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>180232</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>10170</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>IOWAKA BARBER</PersonNm>
        <TitleTxt>CHIEF PEOPLE OFFICER</TitleTxt>
        <AverageHoursPerWeekRt>60.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>159802</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>24591</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>LIZA REICH RAWSON</PersonNm>
        <TitleTxt>EXHIBITIONS DEVELOPMENT LEAD</TitleTxt>
        <AverageHoursPerWeekRt>50.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>127302</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>33269</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ELLEN LYNCH</PersonNm>
        <TitleTxt>EXHIBITION OPERATIONS LEAD</TitleTxt>
        <AverageHoursPerWeekRt>50.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>130448</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>16153</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MELISSA HALILI</PersonNm>
        <TitleTxt>DIRECTOR, MEMBERSHIP</TitleTxt>
        <AverageHoursPerWeekRt>50.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>107501</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>30965</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>PAUL MARSH</PersonNm>
        <TitleTxt>VP MARKETING &amp; COMMUNICATIONS</TitleTxt>
        <AverageHoursPerWeekRt>50.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>124226</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>9231</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>AMANDA CUNNINGHAM CHIEF</PersonNm>
        <TitleTxt>OPERATING OFFICER (AS OF FEB 2020)</TitleTxt>
        <AverageHoursPerWeekRt>50.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DAVID BARRY</PersonNm>
        <TitleTxt>CO-CHAIR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>STEVEN R HOWE JR</PersonNm>
        <TitleTxt>CO-CHAIR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ALMA DEMETROPOLIS</PersonNm>
        <TitleTxt>VICE CHAIR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>LAURA OVERDECK</PersonNm>
        <TitleTxt>VICE CHAIR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>BRUCE L LEVY</PersonNm>
        <TitleTxt>TREASURER/SECRETARY</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JOSH S WESTON</PersonNm>
        <TitleTxt>CHAIRMAN EMERITUS</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ANTHONY T SKIADAS</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>BARBARA G KOSTER</PersonNm>
        <TitleTxt>TRUSTEE (THRU 6/23/20)</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>CAROLYN SLASKI</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>CHIRAG PATEL</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>CHRISTOPHER S BOERNER</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DAVID DALY</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DAVID ROSENBERG</PersonNm>
        <TitleTxt>TRUSTEE (THRU 6/23/20)</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>DOUGLAS BLACKWELL</PersonNm>
        <TitleTxt>TRUSTEE (THRU 5/1/20)</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>FREDERICK BERTOLDO</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>GREG TUSAR</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JEFFREY MANDLER</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JENNIFER A CHALSTY</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JOE HAND ESQ</PersonNm>
        <TitleTxt>TRUSTEE (THRU 11/17/19)</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>LINDA WILLETT</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MICHAEL DEMARCO</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>MINALKUMAR MINAL PATEL MD</PersonNm>
        <TitleTxt>TRUSTEE (THRU 6/23/20)</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>RICHARD M HODOSH</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ROBERT J HARIRI</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>SAM KHICHI</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>SHERI BRONSTEIN</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>SUSAN MUSTOKOFF AKSELRAD</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>THOMAS J STANTON III</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>VIJAY SWARUP</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>W NEVINS MCCANN JD</PersonNm>
        <TitleTxt>TRUSTEE</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <TotalReportableCompFromOrgAmt>2059713</TotalReportableCompFromOrgAmt>
      <TotReportableCompRltdOrgAmt>0</TotReportableCompRltdOrgAmt>
      <TotalOtherCompensationAmt>246665</TotalOtherCompensationAmt>
      <IndivRcvdGreaterThan100KCnt>11</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>0</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>1</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>0</CompensationFromOtherSrcsInd>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>SKANSKA USA BUILDING INC</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>14776 COLLECTIONS CENTER DRIVE</AddressLine1Txt>
            <CityNm>CHICAGO</CityNm>
            <StateAbbreviationCd>IL</StateAbbreviationCd>
            <ZIPCd>60693</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>GENERAL CONTRACTOR</ServicesDesc>
        <CompensationAmt>2266983</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>ISS FACILITY SERVICES</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>81 DORSA AVENUE</AddressLine1Txt>
            <CityNm>LIVINGSTON</CityNm>
            <StateAbbreviationCd>NJ</StateAbbreviationCd>
            <ZIPCd>07039</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>BUILDING ENGINEERS</ServicesDesc>
        <CompensationAmt>1550902</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>DELTA BUILDING SERVICES CORP</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>43 CHESTNUT STREET</AddressLine1Txt>
            <CityNm>RUTHERFORD</CityNm>
            <StateAbbreviationCd>NJ</StateAbbreviationCd>
            <ZIPCd>07070</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>MAINTENANCE SERVICES</ServicesDesc>
        <CompensationAmt>914894</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>ART GUILD</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>300 WOLF DRIVE</AddressLine1Txt>
            <CityNm>WEST DEPTFORD</CityNm>
            <StateAbbreviationCd>NJ</StateAbbreviationCd>
            <ZIPCd>08086</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>EXHIBIT DESIGN</ServicesDesc>
        <CompensationAmt>425000</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>IPS CORPORATE SECURITY</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>16-00 ROUTE 208 SOUTH STE 301</AddressLine1Txt>
            <CityNm>FAIR LAWN</CityNm>
            <StateAbbreviationCd>NJ</StateAbbreviationCd>
            <ZIPCd>07410</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>SECURITY SERVICES</ServicesDesc>
        <CompensationAmt>372344</CompensationAmt>
      </ContractorCompensationGrp>
      <CntrctRcvdGreaterThan100KCnt>15</CntrctRcvdGreaterThan100KCnt>
      <MembershipDuesAmt>1898626</MembershipDuesAmt>
      <FundraisingAmt>378959</FundraisingAmt>
      <GovernmentGrantsAmt>2522021</GovernmentGrantsAmt>
      <AllOtherContributionsAmt>14001966</AllOtherContributionsAmt>
      <NoncashContributionsAmt>65510</NoncashContributionsAmt>
      <TotalContributionsAmt>18801572</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>ADMISSIONS</Desc>
        <BusinessCd>611710</BusinessCd>
        <TotalRevenueColumnAmt>5904845</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>5904845</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>MUSEUM PROGRAMS</Desc>
        <BusinessCd>611710</BusinessCd>
        <TotalRevenueColumnAmt>1618919</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>1618919</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>SCHOOL CONTRACTS</Desc>
        <BusinessCd>611710</BusinessCd>
        <TotalRevenueColumnAmt>1350000</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>1350000</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <ProgramServiceRevenueGrp>
        <Desc>TRAVELING EXHIBIT</Desc>
        <BusinessCd>611710</BusinessCd>
        <TotalRevenueColumnAmt>226500</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>226500</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <TotalProgramServiceRevenueAmt>9100264</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>343185</TotalRevenueColumnAmt>
        <ExclusionAmt>343185</ExclusionAmt>
      </InvestmentIncomeGrp>
      <GrossRentsGrp>
        <RealAmt>895417</RealAmt>
      </GrossRentsGrp>
      <LessRentalExpensesGrp>
        <RealAmt>301371</RealAmt>
      </LessRentalExpensesGrp>
      <RentalIncomeOrLossGrp>
        <RealAmt>594046</RealAmt>
      </RentalIncomeOrLossGrp>
      <NetRentalIncomeOrLossGrp>
        <TotalRevenueColumnAmt>594046</TotalRevenueColumnAmt>
        <UnrelatedBusinessRevenueAmt>52332</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>541714</ExclusionAmt>
      </NetRentalIncomeOrLossGrp>
      <GrossAmountSalesAssetsGrp>
        <SecuritiesAmt>6384664</SecuritiesAmt>
      </GrossAmountSalesAssetsGrp>
      <LessCostOthBasisSalesExpnssGrp>
        <SecuritiesAmt>6394702</SecuritiesAmt>
      </LessCostOthBasisSalesExpnssGrp>
      <GainOrLossGrp>
        <SecuritiesAmt>-10038</SecuritiesAmt>
      </GainOrLossGrp>
      <NetGainOrLossInvestmentsGrp>
        <TotalRevenueColumnAmt>-10038</TotalRevenueColumnAmt>
        <ExclusionAmt>-10038</ExclusionAmt>
      </NetGainOrLossInvestmentsGrp>
      <FundraisingGrossIncomeAmt>22800</FundraisingGrossIncomeAmt>
      <ContriRptFundraisingEventAmt>378959</ContriRptFundraisingEventAmt>
      <FundraisingDirectExpensesAmt>141180</FundraisingDirectExpensesAmt>
      <NetIncmFromFundraisingEvtGrp>
        <TotalRevenueColumnAmt>-118380</TotalRevenueColumnAmt>
        <ExclusionAmt>-118380</ExclusionAmt>
      </NetIncmFromFundraisingEvtGrp>
      <OtherRevenueMiscGrp>
        <Desc>SOLAR REN. ENERGY CERT.</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>222725</TotalRevenueColumnAmt>
        <ExclusionAmt>222725</ExclusionAmt>
      </OtherRevenueMiscGrp>
      <OtherRevenueMiscGrp>
        <Desc>PARKING FEES</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>74090</TotalRevenueColumnAmt>
        <ExclusionAmt>74090</ExclusionAmt>
      </OtherRevenueMiscGrp>
      <OtherRevenueMiscGrp>
        <Desc>VENDING MACHINE</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>72964</TotalRevenueColumnAmt>
        <ExclusionAmt>72964</ExclusionAmt>
      </OtherRevenueMiscGrp>
      <MiscellaneousRevenueGrp>
        <TotalRevenueColumnAmt>40108</TotalRevenueColumnAmt>
        <ExclusionAmt>40108</ExclusionAmt>
      </MiscellaneousRevenueGrp>
      <OtherRevenueTotalAmt>409887</OtherRevenueTotalAmt>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>29120536</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>9100264</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>52332</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>1166368</ExclusionAmt>
      </TotalRevenueGrp>
      <GrantsToDomesticIndividualsGrp>
        <TotalAmt>43000</TotalAmt>
        <ProgramServicesAmt>43000</ProgramServicesAmt>
      </GrantsToDomesticIndividualsGrp>
      <CompCurrentOfcrDirectorsGrp>
        <TotalAmt>1612168</TotalAmt>
        <ProgramServicesAmt>483325</ProgramServicesAmt>
        <ManagementAndGeneralAmt>598789</ManagementAndGeneralAmt>
        <FundraisingAmt>530054</FundraisingAmt>
      </CompCurrentOfcrDirectorsGrp>
      <OtherSalariesAndWagesGrp>
        <TotalAmt>7626162</TotalAmt>
        <ProgramServicesAmt>6428594</ProgramServicesAmt>
        <ManagementAndGeneralAmt>499493</ManagementAndGeneralAmt>
        <FundraisingAmt>698075</FundraisingAmt>
      </OtherSalariesAndWagesGrp>
      <PensionPlanContributionsGrp>
        <TotalAmt>357454</TotalAmt>
        <ProgramServicesAmt>250572</ProgramServicesAmt>
        <ManagementAndGeneralAmt>89085</ManagementAndGeneralAmt>
        <FundraisingAmt>17797</FundraisingAmt>
      </PensionPlanContributionsGrp>
      <OtherEmployeeBenefitsGrp>
        <TotalAmt>835816</TotalAmt>
        <ProgramServicesAmt>537518</ProgramServicesAmt>
        <ManagementAndGeneralAmt>224250</ManagementAndGeneralAmt>
        <FundraisingAmt>74048</FundraisingAmt>
      </OtherEmployeeBenefitsGrp>
      <PayrollTaxesGrp>
        <TotalAmt>782879</TotalAmt>
        <ProgramServicesAmt>491401</ProgramServicesAmt>
        <ManagementAndGeneralAmt>207354</ManagementAndGeneralAmt>
        <FundraisingAmt>84124</FundraisingAmt>
      </PayrollTaxesGrp>
      <FeesForServicesLegalGrp>
        <TotalAmt>111483</TotalAmt>
        <ProgramServicesAmt>29413</ProgramServicesAmt>
        <ManagementAndGeneralAmt>81878</ManagementAndGeneralAmt>
        <FundraisingAmt>192</FundraisingAmt>
      </FeesForServicesLegalGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>71550</TotalAmt>
        <ManagementAndGeneralAmt>71550</ManagementAndGeneralAmt>
      </FeesForServicesAccountingGrp>
      <FeesForServicesLobbyingGrp>
        <TotalAmt>94500</TotalAmt>
        <ProgramServicesAmt>94500</ProgramServicesAmt>
      </FeesForServicesLobbyingGrp>
      <FeesForSrvcInvstMgmntFeesGrp>
        <TotalAmt>27052</TotalAmt>
        <ManagementAndGeneralAmt>27052</ManagementAndGeneralAmt>
      </FeesForSrvcInvstMgmntFeesGrp>
      <FeesForServicesOtherGrp>
        <TotalAmt>633777</TotalAmt>
        <ProgramServicesAmt>472058</ProgramServicesAmt>
        <ManagementAndGeneralAmt>110978</ManagementAndGeneralAmt>
        <FundraisingAmt>50741</FundraisingAmt>
      </FeesForServicesOtherGrp>
      <AdvertisingGrp>
        <TotalAmt>765154</TotalAmt>
        <ProgramServicesAmt>753511</ProgramServicesAmt>
        <ManagementAndGeneralAmt>10233</ManagementAndGeneralAmt>
        <FundraisingAmt>1410</FundraisingAmt>
      </AdvertisingGrp>
      <OfficeExpensesGrp>
        <TotalAmt>503654</TotalAmt>
        <ProgramServicesAmt>331995</ProgramServicesAmt>
        <ManagementAndGeneralAmt>76787</ManagementAndGeneralAmt>
        <FundraisingAmt>94872</FundraisingAmt>
      </OfficeExpensesGrp>
      <InformationTechnologyGrp>
        <TotalAmt>171199</TotalAmt>
        <ProgramServicesAmt>101070</ProgramServicesAmt>
        <ManagementAndGeneralAmt>69550</ManagementAndGeneralAmt>
        <FundraisingAmt>579</FundraisingAmt>
      </InformationTechnologyGrp>
      <RoyaltiesGrp>
        <TotalAmt>214997</TotalAmt>
        <ProgramServicesAmt>214997</ProgramServicesAmt>
      </RoyaltiesGrp>
      <OccupancyGrp>
        <TotalAmt>4744019</TotalAmt>
        <ProgramServicesAmt>4090292</ProgramServicesAmt>
        <ManagementAndGeneralAmt>590247</ManagementAndGeneralAmt>
        <FundraisingAmt>63480</FundraisingAmt>
      </OccupancyGrp>
      <TravelGrp>
        <TotalAmt>77067</TotalAmt>
        <ProgramServicesAmt>57080</ProgramServicesAmt>
        <ManagementAndGeneralAmt>11817</ManagementAndGeneralAmt>
        <FundraisingAmt>8170</FundraisingAmt>
      </TravelGrp>
      <ConferencesMeetingsGrp>
        <TotalAmt>152390</TotalAmt>
        <ProgramServicesAmt>128777</ProgramServicesAmt>
        <ManagementAndGeneralAmt>8438</ManagementAndGeneralAmt>
        <FundraisingAmt>15175</FundraisingAmt>
      </ConferencesMeetingsGrp>
      <InterestGrp>
        <TotalAmt>308335</TotalAmt>
        <ProgramServicesAmt>268252</ProgramServicesAmt>
        <ManagementAndGeneralAmt>37000</ManagementAndGeneralAmt>
        <FundraisingAmt>3083</FundraisingAmt>
      </InterestGrp>
      <DepreciationDepletionGrp>
        <TotalAmt>6051345</TotalAmt>
        <ProgramServicesAmt>5264670</ProgramServicesAmt>
        <ManagementAndGeneralAmt>726162</ManagementAndGeneralAmt>
        <FundraisingAmt>60513</FundraisingAmt>
      </DepreciationDepletionGrp>
      <InsuranceGrp>
        <TotalAmt>375559</TotalAmt>
        <ProgramServicesAmt>272727</ProgramServicesAmt>
        <ManagementAndGeneralAmt>100766</ManagementAndGeneralAmt>
        <FundraisingAmt>2066</FundraisingAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>EXHIBIT RENTALS</Desc>
        <TotalAmt>822547</TotalAmt>
        <ProgramServicesAmt>822547</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>BANK &amp; CREDIT CARD FEES</Desc>
        <TotalAmt>195828</TotalAmt>
        <ProgramServicesAmt>180560</ProgramServicesAmt>
        <ManagementAndGeneralAmt>15268</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>SPECIAL ACTIVITY COSTS</Desc>
        <TotalAmt>84545</TotalAmt>
        <ProgramServicesAmt>73552</ProgramServicesAmt>
        <ManagementAndGeneralAmt>5512</ManagementAndGeneralAmt>
        <FundraisingAmt>5481</FundraisingAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>BAD DEBT</Desc>
        <TotalAmt>29266</TotalAmt>
        <ManagementAndGeneralAmt>29266</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <AllOtherExpensesGrp>
        <TotalAmt>55869</TotalAmt>
        <ProgramServicesAmt>48613</ProgramServicesAmt>
        <ManagementAndGeneralAmt>5474</ManagementAndGeneralAmt>
        <FundraisingAmt>1782</FundraisingAmt>
      </AllOtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>26747615</TotalAmt>
        <ProgramServicesAmt>21439024</ProgramServicesAmt>
        <ManagementAndGeneralAmt>3596949</ManagementAndGeneralAmt>
        <FundraisingAmt>1711642</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>414144</BOYAmt>
        <EOYAmt>2515917</EOYAmt>
      </CashNonInterestBearingGrp>
      <SavingsAndTempCashInvstGrp>
        <BOYAmt>19639675</BOYAmt>
        <EOYAmt>21862047</EOYAmt>
      </SavingsAndTempCashInvstGrp>
      <PledgesAndGrantsReceivableGrp>
        <BOYAmt>6498964</BOYAmt>
        <EOYAmt>4191043</EOYAmt>
      </PledgesAndGrantsReceivableGrp>
      <AccountsReceivableGrp>
        <BOYAmt>603752</BOYAmt>
        <EOYAmt>336550</EOYAmt>
      </AccountsReceivableGrp>
      <PrepaidExpensesDefrdChargesGrp>
        <BOYAmt>356219</BOYAmt>
        <EOYAmt>401906</EOYAmt>
      </PrepaidExpensesDefrdChargesGrp>
      <LandBldgEquipCostOrOtherBssAmt>189203887</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>103407023</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>84501824</BOYAmt>
        <EOYAmt>85796864</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <InvestmentsPubTradedSecGrp>
        <BOYAmt>3606048</BOYAmt>
        <EOYAmt>3567863</EOYAmt>
      </InvestmentsPubTradedSecGrp>
      <OtherAssetsTotalGrp>
        <BOYAmt>15000</BOYAmt>
        <EOYAmt>15000</EOYAmt>
      </OtherAssetsTotalGrp>
      <TotalAssetsGrp>
        <BOYAmt>115635626</BOYAmt>
        <EOYAmt>118687190</EOYAmt>
      </TotalAssetsGrp>
      <AccountsPayableAccrExpnssGrp>
        <BOYAmt>3426210</BOYAmt>
        <EOYAmt>1787505</EOYAmt>
      </AccountsPayableAccrExpnssGrp>
      <DeferredRevenueGrp>
        <BOYAmt>1760950</BOYAmt>
        <EOYAmt>1958973</EOYAmt>
      </DeferredRevenueGrp>
      <MortgNotesPyblScrdInvstPropGrp>
        <BOYAmt>8614363</BOYAmt>
        <EOYAmt>8393678</EOYAmt>
      </MortgNotesPyblScrdInvstPropGrp>
      <OtherLiabilitiesGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>2426928</EOYAmt>
      </OtherLiabilitiesGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>13801523</BOYAmt>
        <EOYAmt>14567084</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>79422285</BOYAmt>
        <EOYAmt>71519024</EOYAmt>
      </NoDonorRestrictionNetAssetsGrp>
      <DonorRestrictionNetAssetsGrp>
        <BOYAmt>22411818</BOYAmt>
        <EOYAmt>32601082</EOYAmt>
      </DonorRestrictionNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>101834103</BOYAmt>
        <EOYAmt>104120106</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>115635626</BOYAmt>
        <EOYAmt>118687190</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <InfoInScheduleOPartXIInd>X</InfoInScheduleOPartXIInd>
      <ReconcilationRevenueExpnssAmt>2372921</ReconcilationRevenueExpnssAmt>
      <NetUnrlzdGainsLossesInvstAmt>-46918</NetUnrlzdGainsLossesInvstAmt>
      <OtherChangesInNetAssetsAmt>-40000</OtherChangesInNetAssetsAmt>
      <InfoInScheduleOPartXIIInd>X</InfoInScheduleOPartXIIInd>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
      <FSAuditedInd>1</FSAuditedInd>
      <FSAuditedBasisGrp>
        <ConsolidatedBasisFinclStmtInd>X</ConsolidatedBasisFinclStmtInd>
      </FSAuditedBasisGrp>
      <AuditCommitteeInd>1</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>0</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="RetDoc1039100001">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <GiftsGrantsContriRcvd170Grp>
        <CurrentTaxYearMinus4YearsAmt>17170068</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>30165417</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>22088393</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>16462972</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>18801572</CurrentTaxYearAmt>
        <TotalAmt>104688422</TotalAmt>
      </GiftsGrantsContriRcvd170Grp>
      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>17170068</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>30165417</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>22088393</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>16462972</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>18801572</CurrentTaxYearAmt>
        <TotalAmt>104688422</TotalAmt>
      </TotalCalendarYear170Grp>
      <SubstantialContributorsTotAmt>14314681</SubstantialContributorsTotAmt>
      <PublicSupportTotal170Amt>90373741</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>1626316</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>1666238</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>1712978</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>1810755</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>884899</CurrentTaxYearAmt>
        <TotalAmt>7701186</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <OtherIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>416230</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>613448</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>371842</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>363609</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>409887</CurrentTaxYearAmt>
        <TotalAmt>2175016</TotalAmt>
      </OtherIncome170Grp>
      <TotalSupportAmt>114564624</TotalSupportAmt>
      <GrossReceiptsRltdActivitiesAmt>58086727</GrossReceiptsRltdActivitiesAmt>
      <PublicSupportCY170Pct>0.78880</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>0.85410</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>SCHEDULE A, PART II, LINE 10, EXPLANATION OF OTHER INCOME:</FormAndLineReferenceDesc>
        <ExplanationTxt>OTHER INCOME - 2015 AMOUNT: $ 416,230. 2016 AMOUNT: $ 613,448. 2017 AMOUNT: $ 371,842. 2018 AMOUNT: $ 363,609. 2019 AMOUNT: $ 409,887.</ExplanationTxt>
      </Form990ScheduleAPartVIGrp>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="RetDoc1234500001">
      <ContributorInformationGrp>
        <ContributorNum>RESTRICTED</ContributorNum>
        <ContributorBusinessName>
          <BusinessNameLine1>RESTRICTED</BusinessNameLine1>
        </ContributorBusinessName>
        <ContributorUSAddress>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
        </ContributorUSAddress>
        <TotalContributionsAmt>RESTRICTED</TotalContributionsAmt>
      </ContributorInformationGrp>
    </IRS990ScheduleB>
    <IRS990ScheduleC documentId="RetDoc1039700001">
      <VolunteersInd>0</VolunteersInd>
      <PaidStaffOrManagementInd>1</PaidStaffOrManagementInd>
      <MediaAdvertisementsInd>0</MediaAdvertisementsInd>
      <MailingsMembersInd>0</MailingsMembersInd>
      <PublicationsOrBroadcastInd>0</PublicationsOrBroadcastInd>
      <GrantsOtherOrganizationsInd>0</GrantsOtherOrganizationsInd>
      <DirectContactLegislatorsInd>0</DirectContactLegislatorsInd>
      <RalliesDemonstrationsInd>0</RalliesDemonstrationsInd>
      <OtherActivitiesInd>1</OtherActivitiesInd>
      <OtherActivitiesAmt>94500</OtherActivitiesAmt>
      <TotalLobbyingExpendituresAmt>94500</TotalLobbyingExpendituresAmt>
      <NotDescribedSection501c3Ind>0</NotDescribedSection501c3Ind>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART II-B, LINE 1:</FormAndLineReferenceDesc>
        <ExplanationTxt>OTHER ACTIVITIES: THE ORGANIZATION PAID OPTIMUS PARTNERS, LLC FOR ITS SERVICES IN THE AREA OF PUBLIC AFFAIRS AND STRATEGIC CONSULTING WITH RESPECT TO LIBERTY SCIENCE CENTER'S BUSINESS INTERESTS IN NEW JERSEY AND NEW JERSEY'S POLITICAL SUBDIVISIONS AND NY/NJ BI-STATE AGENCIES.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleC>
    <IRS990ScheduleD documentId="RetDoc1039900001">
      <ArtPublicExhibitionAmountsGrp>
        <AssetsIncludedAmt>35827297</AssetsIncludedAmt>
      </ArtPublicExhibitionAmountsGrp>
      <CollectionUsedPubExhibitionInd>X</CollectionUsedPubExhibitionInd>
      <CollUsedScholarlyRsrchInd>X</CollUsedScholarlyRsrchInd>
      <SolicitedAssetsSaleInd>0</SolicitedAssetsSaleInd>
      <CYEndwmtFundGrp>
        <BeginningYearBalanceAmt>3753311</BeginningYearBalanceAmt>
        <InvestmentEarningsOrLossesAmt>-3650</InvestmentEarningsOrLossesAmt>
        <EndYearBalanceAmt>3749661</EndYearBalanceAmt>
      </CYEndwmtFundGrp>
      <CYMinus1YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>3548553</BeginningYearBalanceAmt>
        <InvestmentEarningsOrLossesAmt>204758</InvestmentEarningsOrLossesAmt>
        <EndYearBalanceAmt>3753311</EndYearBalanceAmt>
      </CYMinus1YrEndwmtFundGrp>
      <CYMinus2YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>3230741</BeginningYearBalanceAmt>
        <InvestmentEarningsOrLossesAmt>317812</InvestmentEarningsOrLossesAmt>
        <EndYearBalanceAmt>3548553</EndYearBalanceAmt>
      </CYMinus2YrEndwmtFundGrp>
      <CYMinus3YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>2832080</BeginningYearBalanceAmt>
        <ContributionsAmt>146716</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>251945</InvestmentEarningsOrLossesAmt>
        <EndYearBalanceAmt>3230741</EndYearBalanceAmt>
      </CYMinus3YrEndwmtFundGrp>
      <CYMinus4YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>2931840</BeginningYearBalanceAmt>
        <InvestmentEarningsOrLossesAmt>-99760</InvestmentEarningsOrLossesAmt>
        <EndYearBalanceAmt>2832080</EndYearBalanceAmt>
      </CYMinus4YrEndwmtFundGrp>
      <BoardDesignatedBalanceEOYPct>0.00190</BoardDesignatedBalanceEOYPct>
      <PrmnntEndowmentBalanceEOYPct>0.73900</PrmnntEndowmentBalanceEOYPct>
      <TermEndowmentBalanceEOYPct>0.25920</TermEndowmentBalanceEOYPct>
      <EndowmentsHeldUnrelatedOrgInd>0</EndowmentsHeldUnrelatedOrgInd>
      <EndowmentsHeldRelatedOrgInd>0</EndowmentsHeldRelatedOrgInd>
      <LandGrp>
        <OtherCostOrOtherBasisAmt>17850000</OtherCostOrOtherBasisAmt>
        <BookValueAmt>17850000</BookValueAmt>
      </LandGrp>
      <BuildingsGrp>
        <OtherCostOrOtherBasisAmt>129036882</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>74927546</DepreciationAmt>
        <BookValueAmt>54109336</BookValueAmt>
      </BuildingsGrp>
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>6489708</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>2975246</DepreciationAmt>
        <BookValueAmt>3514462</BookValueAmt>
      </EquipmentGrp>
      <OtherLandBuildingsGrp>
        <OtherCostOrOtherBasisAmt>35827297</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>25504231</DepreciationAmt>
        <BookValueAmt>10323066</BookValueAmt>
      </OtherLandBuildingsGrp>
      <TotalBookValueLandBuildingsAmt>85796864</TotalBookValueLandBuildingsAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>PAYCHECK PROTECTION PROGRAM LOAN PAYABLE</Desc>
        <Amt>2426928</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>2426928</TotalLiabilityAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <TotalRevEtcAuditedFinclStmtAmt>29516169</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>-46918</NetUnrealizedGainsInvstAmt>
      <OtherRevenueAmt>442551</OtherRevenueAmt>
      <RevenueNotReportedAmt>395633</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>29120536</RevenueSubtotalAmt>
      <RevenueNotReportedFinclStmtAmt>0</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>29120536</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>27230166</TotExpnsEtcAuditedFinclStmtAmt>
      <OtherExpensesIncludedAmt>482551</OtherExpensesIncludedAmt>
      <ExpensesNotReportedAmt>482551</ExpensesNotReportedAmt>
      <ExpensesSubtotalAmt>26747615</ExpensesSubtotalAmt>
      <ExpensesNotRptFinclStmtAmt>0</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>26747615</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART III, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>LIBERTY SCIENCE CENTER HAS TWELVE EXHIBITION GALLERIES GEARED TOWARD VISITORS OF ALL AGES. THE EXHIBITS SERVE A CRITICAL ROLE IN REALIZING THE ORGANIZATION'S MISSION TO BRING EXCITEMENT AND UNDERSTANDING OF SCIENCE AND TECHNOLOGY TO CHILDREN, FAMILIES, TEACHERS AND OTHERS BY OFFERING CREATIVE AND INTERACTIVE WAYS TO LEARN ABOUT STEM TOPICS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION'S ENDOWMENT FUNDS ARE INVESTED FOR PRESERVATION AND GROWTH OF THE ENDOWMENT. SPENDING FROM THE FUNDS IS APPROVED BY THE BOARD TO SUPPORT THE ORGANIZATION'S OPERATIONS AS NEEDED.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE CENTER RECOGNIZES THE EFFECT OF INCOME TAX POSITIONS ONLY IF THOSE POSITIONS ARE MORE LIKELY THAN NOT TO BE SUSTAINED. MANAGEMENT HAS DETERMINED THAT THE CENTER HAD NO UNCERTAIN TAX POSITIONS THAT WOULD REQUIRE FINANCIAL STATEMENT RECOGNITION OR DISCLOSURE. THE CENTER IS NO LONGER SUBJECT TO EXAMINATIONS BY THE APPLICABLE TAXING JURISDICTIONS FOR PERIODS PRIOR TO 2017.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>SPECIAL EVENT DIRECT EXPENSES 141,180. EXPENSES CONNECTED WITH EVENT RENTAL INCOME 301,371.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XII, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>SPECIAL EVENT DIRECT EXPENSES 141,180. EXPENSES CONNECTED WITH EVENT RENTAL INCOME 301,371. CHANGE IN ALLOWANCE FOR DOUBTFUL ACCOUNTS 40,000.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleG documentId="RetDoc1041300001">
      <FundraisingEventInformationGrp>
        <Event1Nm>GENIUS OF NJ</Event1Nm>
        <GrossReceiptsEvent1Amt>401759</GrossReceiptsEvent1Amt>
        <CharitableContriEvent1Amt>378959</CharitableContriEvent1Amt>
        <GrossRevenueEvent1Amt>22800</GrossRevenueEvent1Amt>
        <FoodAndBeverageEvent1Amt>45876</FoodAndBeverageEvent1Amt>
        <OtherDirectExpensesEvent1Amt>95304</OtherDirectExpensesEvent1Amt>
        <GrossReceiptsTotalAmt>401759</GrossReceiptsTotalAmt>
        <CharitableContributionsTotAmt>378959</CharitableContributionsTotAmt>
        <GrossRevenueTotalEventsAmt>22800</GrossRevenueTotalEventsAmt>
        <FoodAndBeverageTotalEventsAmt>45876</FoodAndBeverageTotalEventsAmt>
        <OthDirectExpnssTotalEventsAmt>95304</OthDirectExpnssTotalEventsAmt>
        <DirectExpenseSummaryEventsAmt>141180</DirectExpenseSummaryEventsAmt>
        <NetIncomeSummaryAmt>-118380</NetIncomeSummaryAmt>
      </FundraisingEventInformationGrp>
    </IRS990ScheduleG>
    <IRS990ScheduleI documentId="RetDoc1041900001">
      <GrantRecordsMaintainedInd>1</GrantRecordsMaintainedInd>
      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>STIPENDS</GrantTypeTxt>
        <RecipientCnt>43</RecipientCnt>
        <CashGrantAmt>43000</CashGrantAmt>
      </GrantsOtherAsstToIndivInUSGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION OFFERS A SMALL STIPEND TO HIGH SCHOOL STUDENTS WHO PARTICIPATE IN THE "PARTNERS IN SCIENCE" PROGRAM. RECIPIENTS ARE SELECTED THROUGH AN INTERVIEW AND MUST MEET ELIGIBILITY REQUIREMENTS. FUNDING IS MONITORED THROUGH PROGRAM ATTENDANCE.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleI>
    <IRS990ScheduleJ documentId="RetDoc1042400001">
      <CompensationCommitteeInd>X</CompensationCommitteeInd>
      <IndependentConsultantInd>X</IndependentConsultantInd>
      <Form990OfOtherOrganizationsInd>X</Form990OfOtherOrganizationsInd>
      <CompensationSurveyInd>X</CompensationSurveyInd>
      <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>1</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>0</InitialContractExceptionInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>PAUL HOFFMAN</PersonNm>
        <TitleTxt>PRESIDENT &amp; CEO</TitleTxt>
        <BaseCompensationFilingOrgAmt>553864</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>230000</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>1234</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>22918</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>21439</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>829455</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>CHRISTINE ARNOLD-SCHROEDER</PersonNm>
        <TitleTxt>VP EXTERNAL AFFAIRS</TitleTxt>
        <BaseCompensationFilingOrgAmt>214467</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>15000</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>1188</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>20565</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>35318</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>286538</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>TAMOUR KOUSHA</PersonNm>
        <TitleTxt>CHIEF FINANCIAL OFFICER</TitleTxt>
        <BaseCompensationFilingOrgAmt>199287</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>15000</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>162</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>2600</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>19446</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>236495</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>LISA HAYWARD</PersonNm>
        <TitleTxt>SR. DIRECTOR, INDIV. GIVING</TitleTxt>
        <BaseCompensationFilingOrgAmt>179866</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>366</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>5267</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>4903</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>190402</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>IOWAKA BARBER</PersonNm>
        <TitleTxt>CHIEF PEOPLE OFFICER</TitleTxt>
        <BaseCompensationFilingOrgAmt>144527</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>15000</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>275</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>13466</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>11125</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>184393</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>LIZA REICH RAWSON</PersonNm>
        <TitleTxt>EXHIBITIONS DEVELOPMENT LEAD</TitleTxt>
        <BaseCompensationFilingOrgAmt>126637</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>665</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>12053</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>21216</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>160571</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 7</FormAndLineReferenceDesc>
        <ExplanationTxt>DURING THE YEAR ENDED JUNE 30, 2020, THE ORGANIZATION PROVIDED NON-FIXED PERFORMANCE BONUS PAYMENTS IN ADDITION TO SALARY ON A DISCRETIONARY BASIS TO CERTAIN EMPLOYEES, INCLUDING THOSE LISTED ON FORM 990, PART VII, SECTION A, LINE 1A. THESE PERFORMANCE BONUS PAYMENTS WERE APPROVED BY THE EXECUTIVE COMMITTEE OF THE BOARD OF TRUSTEES IN CONSIDERATION OF A VARIETY OF FACTORS INCLUDING PERFORMANCE AND RESULTS OF PERFORMANCE, CURRENT COMPENSATION AS COMPARED TO MARKET RATES, AND RESPONSIBILITIES ASSUMED OUTSIDE OF NORMAL JOB DUTIES.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleM documentId="RetDoc1042900001">
      <SecuritiesPubliclyTradedGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <ContributionCnt>3</ContributionCnt>
        <NoncashContributionsRptF990Amt>65510</NoncashContributionsRptF990Amt>
        <MethodOfDeterminingRevenuesTxt>AVG. SELLING PRICE</MethodOfDeterminingRevenuesTxt>
      </SecuritiesPubliclyTradedGrp>
      <Form8283ReceivedCnt>0</Form8283ReceivedCnt>
      <AnyPropertyThatMustBeHeldInd>0</AnyPropertyThatMustBeHeldInd>
      <ReviewProcessUnusualNCGiftsInd>1</ReviewProcessUnusualNCGiftsInd>
      <ThirdPartiesUsedInd>0</ThirdPartiesUsedInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, COLUMN (B):</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION IS REPORTING THE NUMBER OF CONTRIBUTORS ON PART I, COLUMN (B) OF SCHEDULE M.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleM>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART III, LINE 1</FormAndLineReferenceDesc>
        <ExplanationTxt>LIBERTY SCIENCE CENTER (LSC) IS A MAJOR NOT-FOR-PROFIT SCIENCE CENTER DEVOTED TO STEM (SCIENCE, TECHNOLOGY, ENGINEERING, AND MATHEMATICS) EDUCATION. THE CENTER'S MISSION IS TO INSPIRE THE NEXT GENERATION OF SCIENTISTS AND ENGINEERS AND TO EXCITE LEARNERS OF ALL AGES ABOUT THE POWER, PROMISE, AND PURE FUN OF SCIENCE AND TECHNOLOGY. MORE THAN 750,000 GUESTS VISIT LSC ANNUALLY INCLUDING SOME 280,000 STUDENTS AND TEACHERS. OF THOSE, MORE THAN 40% ARE LOW-INCOME, UNDERSERVED YOUTH. LSC IS HOUSED IN A DRAMATIC 300,000-SQUARE-FOOT FACILITY ON THE JERSEY CITY BANK OF THE HUDSON RIVER IN LIBERTY STATE PARK, NEW JERSEY, WITH DRAMATIC VIEWS OF LOWER MANHATTAN AND THE STATUE OF LIBERTY. IT OFFERS 12 EXHIBITION GALLERIES, LIVE SCIENCE PROGRAMS, 3 THEATERS INCLUDING A PLANETARIUM, AND A FULL SERVICE CAFE AND GIFT SHOP. SPECIAL WEEKEND AND HOLIDAY PROGRAMMING INCORPORATE A WIDE VARIETY OF EXCITING EXPERIENCES INCLUDING MEETING VISITING SCIENTISTS, TRYING OUT NEW TECHNOLOGY, AND EVEN ENJOYING SCIENCE-RELATED CHARACTER APPEARANCES. EDUCATORS AND STUDENTS FROM ACROSS THE NEW JERSEY-NEW YORK CITY AREA ARE A SPECIAL FOCUS. TEACHERS CAN IMPROVE THEIR SCIENCE PEDAGOGY OR SIGN UP STUDENTS FOR AWARD-WINNING ON-SITE AND OFF-SITE EDUCATION PROGRAMS. THESE INCLUDE CLASSES FOR SCIENTISTS AGES 2-5, FOCUSED K-12 FIELD TRIPS, HANDS-ON LAB WORKSHOPS, AND ELECTRONIC VIDEOCONFERENCING THAT USHERS STUDENTS INTO SCIENCE-RICH SETTINGS IN REAL TIME SUCH AS SURGICAL SUITES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE RETURN IS PREPARED BY AN INDEPENDENT ACCOUNTING FIRM BASED ON INFORMATION PROVIDED BY THE ORANIZATION AND IN CONSULTATION WITH THE ORGANIZATION'S STAFF. THE DRAFT PREPARED BY THE ACCOUNTING FIRM IS THEN CAREFULLY REVIEWED BY THE FINANCE DEPARTMENT. THE FINAL DRAFT OF THE FORM 990 IS REVIEWED IN DETAIL BY THE FINANCE, AUDIT, AND FACILITIES COMMITTEE OF THE BOARD OF TRUSTEES, AND THEN PROVIDED TO EACH BOARD MEMBER PRIOR TO FILING WITH THE IRS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION HAS A WRITTEN CONFLICT OF INTEREST POLICY COVERING ALL TRUSTEES, OFFICERS, AND EMPLOYEES THAT REQUIRES, IN PART, THAT NO INDIVIDUAL MAY PARTICIPATE IN DISCUSSIONS OR DECISIONS ON ANY MATTER IN WHICH HE OR SHE HAS A MATERIAL FINANCIAL INTEREST. ALL TRUSTEES, OFFICERS AND KEY EMPLOYEES ARE REQUIRED TO CERTIFY COMPLIANCE WITH THE CONFLICT OF INTEREST POLICY ON AN ANNUAL BASIS AND TO INDICATE WHETHER THE ORGANIZATION DOES BUSINESS WITH AN ENTITY IN WHICH THEY HAVE A MATERIAL FINANCIAL INTEREST. WHEN A POTENTIAL CONFLICT OF INTEREST IS IDENTIFIED, THE CIRCUMSTANCES ARE FIRST REVIEWED INTERNALLY BY THE CEO AND CFO, AND IF FURTHER CLARIFICATION IS REQUIRED IN ORDER TO DETERMINE WHETHER A CONFLICT EXISTS, EXTERNAL LEGAL COUNSEL IS CONSULTED. ANY ADVISABLE OR NECESSARY ACTION ON A CONLICT OF INTEREST WOULD BE REVIEWED BY OR TAKEN OR APPROVED BY THE BOARD OF TRUSTEES OR A COMMITTEE OF THE BOARD OR THE BOARD CHAIR OR CO-CHAIR OR THE CEO, AS APPROPRIATE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>THE LIBERTY SCIENCE CENTER BOARD, ACTING THROUGH AN EXECUTIVE COMMITTEE COMPRISED SOLELY OF INDEPENDENT TRUSTEES, FROM TIME TO TIME CONDUCTS A REVIEW TO DETERMINE COMPARABLE COMPENSATION RANGES FOR COMPARABLE POSITIONS AT SIMILARLY SITUATED ORGANIZATIONS, INCLUDING FOR THE CEO, WHICH MAY INCLUDE REFERENCE TO COMPENSATION SURVEYS, COMPENSATION DATABASE OF AN INDEPENDENT COMPENSATION CONSULTANT, AND OTHER ORGANIZATIONS' FORMS 990 AS WELL AS POTENTIAL COMPETING EMPLOYMENT OFFERS. THE LIBERTY SCIENCE CENTER SETS COMPENSATION WITHIN THE RANGE OF REASONABLE COMPENSATION IN THE COMPETITIVE MARKETPLACE. THE PROCESS WAS LAST PERFORMED IN 2019, AT WHICH TIME THE COMMITTEE ENGAGED AN INDEPENDENT COMPENSATION CONSULTANT TO REVIEW AND ASSESS CEO COMPENSATION. NO INDIVIDUAL HAVING A CONFLICT OF INTEREST PARTICIPATES IN THE REVIEW OR DECISION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION MAKES ITS FORM 990 AVAILABLE FOR PUBLIC INSPECTION AS REQUIRED UNDER SECTION 6104 OF THE INTERNAL REVENUE CODE. THE RETURN IS POSTED ON THE ORGANIZATION'S WEBSITE, GUIDESTAR.ORG AND OTHER SIMILAR TYPES OF WEBSITES. THE ORGANIZATION DOES NOT CURRENTLY MAKE ITS GOVERNING DOCUMENTS OR CONFLICT OF INTEREST POLICY AVAILABLE TO THE PUBLIC. AUDITED FINANCIAL STATEMENTS ARE AVAILABLE UPON REQUEST AT 222 JERSEY CITY BOULEVARD, JERSEY CITY, NJ 07305 AND ON THE ORGANIZATION'S WEBSITE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XI, LINE 9:</FormAndLineReferenceDesc>
        <ExplanationTxt>CHANGE IN ALLOWANCE FOR DOUBTFUL ACCOUNTS -40,000.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XII, LINE 2C:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION HAS A COMMITTEE OF THE BOARD OF DIRECTORS THAT ASSUMES RESPONSIBILITY FOR OVERSIGHT OF THE AUDIT OF ITS FINANCIAL STATEMENTS AND SELECTION OF AN INDEPENDENT ACCOUNTANT. THE PROCESS HAS NOT CHANGED FROM THE PRIOR YEAR.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
    <IRS990ScheduleR documentId="RetDoc1043400001">
      <IdDisregardedEntitiesGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>SCITECH SCITY LLC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>222 JERSEY CITY BLVD</AddressLine1Txt>
          <CityNm>JERSEY CITY</CityNm>
          <StateAbbreviationCd>NJ</StateAbbreviationCd>
          <ZIPCd>07305</ZIPCd>
        </USAddress>
        <EIN>473288450</EIN>
        <PrimaryActivitiesTxt>OPERATE A SCIENCE AND TECHNOLOGY PARK</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>NJ</LegalDomicileStateCd>
        <TotalIncomeAmt>0</TotalIncomeAmt>
        <EndOfYearAssetsAmt>33103034</EndOfYearAssetsAmt>
        <DirectControllingEntityName>
          <BusinessNameLine1Txt>LIBERTY SCIENCE CENTER</BusinessNameLine1Txt>
        </DirectControllingEntityName>
      </IdDisregardedEntitiesGrp>
    </IRS990ScheduleR>
  </ReturnData>
</Return>