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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>JOHN PARACHINI</PersonNm>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>NICOLE PIASECKI</PersonNm>
        <TitleTxt>BOARD MEMBER</TitleTxt>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ZACK PORTER</PersonNm>
        <TitleTxt>BOARD MEMBER</TitleTxt>
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        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>MARY SPIESER</PersonNm>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>FRED WHITRIDGE</PersonNm>
        <TitleTxt>BOARD MEMBER</TitleTxt>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>BRIAN FINLAY</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>OKSANA BELLAS</PersonNm>
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        <OfficerInd>X</OfficerInd>
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        <OtherCompensationAmt>14773</OtherCompensationAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>SAMEER LALWANI</PersonNm>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      <Form990PartVIISectionAGrp>
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      <Form990PartVIISectionAGrp>
        <PersonNm>CINDY VESTERGAARD</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>SALLY YOZELL</PersonNm>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>7932</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>RACHEL STOHL</PersonNm>
        <TitleTxt>SENIOR FELLOW</TitleTxt>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>19910</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <TotalReportableCompFromOrgAmt>978892</TotalReportableCompFromOrgAmt>
      <TotReportableCompRltdOrgAmt>0</TotReportableCompRltdOrgAmt>
      <TotalOtherCompensationAmt>94714</TotalOtherCompensationAmt>
      <IndivRcvdGreaterThan100KCnt>9</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>0</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>1</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>0</CompensationFromOtherSrcsInd>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>FP 1211 CONNECTICUT AVENUE LLC</BusinessNameLine1Txt>
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        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>PO BOX 824338</AddressLine1Txt>
            <CityNm>PHILADELPHIA</CityNm>
            <StateAbbreviationCd>PA</StateAbbreviationCd>
            <ZIPCd>19182</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>RENT FOR OFFICE</ServicesDesc>
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      <TotalContributionsAmt>10298657</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
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        <BusinessCd>531110</BusinessCd>
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      <ProgramServiceRevenueGrp>
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      <GrossRentsGrp>
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        <ExclusionAmt>180651</ExclusionAmt>
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      <NetGainOrLossInvestmentsGrp>
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        <ExclusionAmt>-9519</ExclusionAmt>
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        <BusinessCd>900099</BusinessCd>
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        <ExclusionAmt>35410</ExclusionAmt>
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      <TotalRevenueGrp>
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        <UnrelatedBusinessRevenueAmt>0</UnrelatedBusinessRevenueAmt>
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      <CompCurrentOfcrDirectorsGrp>
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        <ProgramServicesAmt>307155</ProgramServicesAmt>
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      <PensionPlanContributionsGrp>
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        <FundraisingAmt>698</FundraisingAmt>
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      <FeesForServicesLegalGrp>
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        <ProgramServicesAmt>10228</ProgramServicesAmt>
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      <FeesForServicesAccountingGrp>
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        <ManagementAndGeneralAmt>66486</ManagementAndGeneralAmt>
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        <ProgramServicesAmt>541622</ProgramServicesAmt>
        <ManagementAndGeneralAmt>1606</ManagementAndGeneralAmt>
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        <FundraisingAmt>10033</FundraisingAmt>
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        <ManagementAndGeneralAmt>17413</ManagementAndGeneralAmt>
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        <ProgramServicesAmt>22336</ProgramServicesAmt>
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        <FundraisingAmt>1305</FundraisingAmt>
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        <ProgramServicesAmt>97730</ProgramServicesAmt>
        <ManagementAndGeneralAmt>10000</ManagementAndGeneralAmt>
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      <OtherExpensesGrp>
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        <FundraisingAmt>1418</FundraisingAmt>
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        <ProgramServicesAmt>38834</ProgramServicesAmt>
        <ManagementAndGeneralAmt>13648</ManagementAndGeneralAmt>
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      <OtherExpensesGrp>
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        <ManagementAndGeneralAmt>964</ManagementAndGeneralAmt>
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      <AllOtherExpensesGrp>
        <ProgramServicesAmt>97303</ProgramServicesAmt>
        <ManagementAndGeneralAmt>-97303</ManagementAndGeneralAmt>
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      <TotalFunctionalExpensesGrp>
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        <ProgramServicesAmt>6310189</ProgramServicesAmt>
        <ManagementAndGeneralAmt>546943</ManagementAndGeneralAmt>
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        <EOYAmt>1187289</EOYAmt>
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        <EOYAmt>4894673</EOYAmt>
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        <EOYAmt>211414</EOYAmt>
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        <EOYAmt>143076</EOYAmt>
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        <EOYAmt>815535</EOYAmt>
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      <InvestmentsPubTradedSecGrp>
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        <EOYAmt>559904</EOYAmt>
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      <IntangibleAssetsGrp>
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        <EOYAmt>16894</EOYAmt>
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        <EOYAmt>24633</EOYAmt>
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        <EOYAmt>7853418</EOYAmt>
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        <EOYAmt>384803</EOYAmt>
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        <EOYAmt>25000</EOYAmt>
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        <EOYAmt>1118858</EOYAmt>
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        <EOYAmt>1528661</EOYAmt>
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        <EOYAmt>6503661</EOYAmt>
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        <EOYAmt>6324757</EOYAmt>
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        <EOYAmt>7853418</EOYAmt>
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      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
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        <CurrentTaxYearMinus3YearsAmt>4415261</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>5802939</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>5576322</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>10298657</CurrentTaxYearAmt>
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        <CurrentTaxYearMinus3YearsAmt>4415261</CurrentTaxYearMinus3YearsAmt>
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        <CurrentTaxYearMinus1YearAmt>5576322</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>10298657</CurrentTaxYearAmt>
        <TotalAmt>31498948</TotalAmt>
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      <SubstantialContributorsTotAmt>10411490</SubstantialContributorsTotAmt>
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      <GrossInvestmentIncome170Grp>
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        <CurrentTaxYearMinus3YearsAmt>171909</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>248713</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>231066</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>193442</CurrentTaxYearAmt>
        <TotalAmt>1018181</TotalAmt>
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      <UnrelatedBusinessNetIncm170Grp>
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        <TotalAmt>7664</TotalAmt>
      </UnrelatedBusinessNetIncm170Grp>
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        <CurrentTaxYearMinus3YearsAmt>22461</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>10779</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>21415</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>35410</CurrentTaxYearAmt>
        <TotalAmt>128946</TotalAmt>
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      <PublicSupportPY170Pct>0.74330</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>SCHEDULE A, PART II, LINE 10, EXPLANATION OF OTHER INCOME:</FormAndLineReferenceDesc>
        <ExplanationTxt>OTHER OPERATING REVENUE - 2014 AMOUNT: $ 38,881. 2015 AMOUNT: $ 22,461. 2016 AMOUNT: $ 10,779. 2017 AMOUNT: $ 21,415. 2018 AMOUNT: $ 35,410.</ExplanationTxt>
      </Form990ScheduleAPartVIGrp>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="RetDoc1234500001" />
    <IRS990ScheduleD documentId="RetDoc1039900001">
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      </ArtPublicExhibitionAmountsGrp>
      <CollectionUsedPubExhibitionInd>X</CollectionUsedPubExhibitionInd>
      <SolicitedAssetsSaleInd>0</SolicitedAssetsSaleInd>
      <LeaseholdImprovementsGrp>
        <OtherCostOrOtherBasisAmt>1238874</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>443186</DepreciationAmt>
        <BookValueAmt>795688</BookValueAmt>
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      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>471219</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>451372</DepreciationAmt>
        <BookValueAmt>19847</BookValueAmt>
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      <TotalBookValueLandBuildingsAmt>815535</TotalBookValueLandBuildingsAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>DEPOSITS HELD IN ESCROW</Desc>
        <Amt>8680</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>DEFERRED RENT</Desc>
        <Amt>1110178</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>1118858</TotalLiabilityAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <TotalRevEtcAuditedFinclStmtAmt>10789378</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>-29249</NetUnrealizedGainsInvstAmt>
      <DonatedServicesAndUseFcltsAmt>253375</DonatedServicesAndUseFcltsAmt>
      <RevenueNotReportedAmt>224126</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>10565252</RevenueSubtotalAmt>
      <RevenueNotReportedFinclStmtAmt>0</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>10565252</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>7415878</TotExpnsEtcAuditedFinclStmtAmt>
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      <ExpensesNotReportedAmt>253375</ExpensesNotReportedAmt>
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      <ExpensesNotRptFinclStmtAmt>0</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>7162503</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART III, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE CENTER HAS A COLLECTION OF ARTWORK PRINCIPALLY COMPRISED OF PAINTINGS. THE ARTWORK IS UTILIZED BY THE CENTER FOR OFFICE DECORATION, SERVING TO ENHANCE ITS FACILITIES FOR ITS PERSONNEL AND VISITORS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE CENTER IS EXEMPT FROM FEDERAL INCOME TAXES UNDER SECTION 501(C)(3) OF THE INTERNAL REVENUE CODE AND HAS BEEN CLASSIFIED AS AN ORGANIZATION THAT IS NOT A PRIVATE FOUNDATION. HOWEVER, INCOME FROM CERTAIN ACTIVITIES NOT DIRECTLY RELATED TO THE CENTER'S TAX-EXEMPT PURPOSE IS SUBJECTED TO TAXATION AS UNRELATED BUSINESS INCOME. THE CENTER HAS A POLICY IN PLACE THAT CLARIFIES THE ACCOUNTING FOR UNCERTAINTY IN INCOME TAXES RECOGNIZED IN AN ENTITY'S FINANCIAL STATEMENTS. THE POLICY PRESCRIBES A RECOGNITION THRESHOLD AND MEASUREMENT PRINCIPLES FOR THE FINANCIAL STATEMENT RECOGNITION AND MEASUREMENT OF TAX POSITIONS TAKEN OR EXPECTED TO BE TAKEN ON A TAX RETURN THAT ARE NOT CERTAIN TO BE REALIZED. THE IMPLEMENTATION OF THIS POLICY HAD NO IMPACT ON THE CENTER'S FINANCIAL STATEMENTS. THE CENTER'S TAX RETURNS ARE SUBJECT TO REVIEW AND EXAMINATION BY FEDERAL, STATE AND LOCAL AUTHORITIES. THE TAX RETURNS FOR THE YEARS 2017 - 2015 ARE OPEN TO EXAMINATION BY FEDERAL, LOCAL AND STATE AUTHORITIES.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleF documentId="RetDoc1040500001">
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>EAST ASIA AND PACIFIC</RegionTxt>
        <TypeOfActivitiesConductedTxt>PROGRAM SERVICES</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>CONFERENCES/EVENTS</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>41510</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>EUROPE</RegionTxt>
        <TypeOfActivitiesConductedTxt>PROGRAM SERVICES</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>CONFERENCES/EVENTS</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>67337</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>SOUTH ASIA</RegionTxt>
        <EmployeeCnt>1</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>PROGRAM SERVICES</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>CONFERENCES/EVENTS</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>96918</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <SubtotalOfficesCnt>0</SubtotalOfficesCnt>
      <SubtotalEmployeesCnt>1</SubtotalEmployeesCnt>
      <ContinuationTotalOfficeCnt>0</ContinuationTotalOfficeCnt>
      <ContinuationTotalEmployeeCnt>0</ContinuationTotalEmployeeCnt>
      <TotalOfficeCnt>0</TotalOfficeCnt>
      <TotalEmployeeCnt>1</TotalEmployeeCnt>
      <SubtotalSpentAmt>205765</SubtotalSpentAmt>
      <ContinuationSpentAmt>0</ContinuationSpentAmt>
      <TotalSpentAmt>205765</TotalSpentAmt>
      <TransferToForeignCorpInd>0</TransferToForeignCorpInd>
      <InterestInForeignTrustInd>0</InterestInForeignTrustInd>
      <ForeignCorpOwnershipInd>0</ForeignCorpOwnershipInd>
      <PassiveForeignInvestmestCoInd>0</PassiveForeignInvestmestCoInd>
      <ForeignPartnershipInd>0</ForeignPartnershipInd>
      <BoycottCountriesInd>0</BoycottCountriesInd>
    </IRS990ScheduleF>
    <IRS990ScheduleJ documentId="RetDoc1042400001">
      <ClubDuesOrFeesInd>X</ClubDuesOrFeesInd>
      <WrittenPolicyRefTAndEExpnssInd>1</WrittenPolicyRefTAndEExpnssInd>
      <SubstantiationRequiredInd>1</SubstantiationRequiredInd>
      <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>0</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>0</InitialContractExceptionInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>BRIAN FINLAY</PersonNm>
        <TitleTxt>PRESIDENT &amp; CEO</TitleTxt>
        <BaseCompensationFilingOrgAmt>216204</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>10833</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>947</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>227984</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>SALLY YOZELL</PersonNm>
        <TitleTxt>SENIOR FELLOW</TitleTxt>
        <BaseCompensationFilingOrgAmt>143066</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>7158</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>774</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>150998</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>RACHEL STOHL</PersonNm>
        <TitleTxt>SENIOR FELLOW</TitleTxt>
        <BaseCompensationFilingOrgAmt>134708</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>7360</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>12550</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>154618</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 1A</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL STAFF ARE ELIGIBLE FOR REIMBURSEMENT OF UP TO 70% OF THE FIRST $80 OF MONTHLY WELLNESS RELATED ACTIVITIES.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART I, LINE 1</FormAndLineReferenceDesc>
        <ExplanationTxt>THE STIMSON CENTER IS A NONPROFIT NONPARTISAN INSTITUTION DEVOTED TO ENHANCING INTERNATIONAL PEACE AND SECURITY THROUGH A UNIQUE COMBINATION OF RIGOROUS ANALYSIS AND OUTREACH.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART III, LINE 1, DESCRIPTION OF ORGANIZATION MISSION:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE CENTER'S RESEARCH AND ANALYSIS FOCUS ON: REDUCING NUCLEAR, ENVIRONMENTAL AND OTHER TRANSNATIONAL THREATS TO GLOBAL, REGIONAL, AND NATIONAL SECURITY; ENHANCING POLICYMAKERS AND THE PUBLIC'S UNDERSTANDING OF THE CHANGING GLOBAL SECURITY AGENDA; AND ENGAGING CIVIL SOCIETY AND INDUSTRY IN PROBLEM-SOLVING TO HELP FILL GAPS IN EXISTING GOVERNANCE STRUCTURES. STIMSON DEVELOPS INNOVATIVE APPROACHES TO CROSS-BORDER CHALLENGES SUCH AS WATER MANAGEMENT, ENVIRONMENTAL CRIME, AND RESPONSES TO HUMANITARIAN CRISES. AT THE SAME TIME, THE CENTER PLAYS A KEY ROLE IN DEBATES ON NUCLEAR PROLIFERATION, ARMS TRAFFICKING, DEFENSE POLICY, AND ON REGIONAL HOTSPOTS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART III, LINE 4A, PROGRAM SERVICE ACCOMPLISHMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>BUILDING REGIONAL SECURITY - STIMSON'S REGIONAL SECURITY PROGRAMS FOCUS PRIMARILY ON ASIA. COMBINING THE EXPERTISE OF REGIONAL AND FUNCTIONAL EXPERTS, THE RESEARCH AGENDA EXAMINES SECURITY IN ALL ITS DIMENSIONS, FROM STRATEGIC ISSUES TO MANAGING SECURITY AT THE NATIONAL LEVEL, TO HUMAN SECURITY AND ITS IMPLICATIONS FOR POLITICAL STABILITY. PROJECT ACTIVITIES INCLUDE WORKSHOPS, FIELD RESEARCH, CONFERENCES, AND PUBLICATIONS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART III, LINE 4B, PROGRAM SERVICE ACCOMPLISHMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>REDUCING TRANSNATIONAL THREATS AND WEAPONS OF MASS DESTRUCTION - FROM ITS INCEPTION, STIMSON HAS BEEN COMMITTED TO PREVENTING THE SPREAD AND USE OF NUCLEAR AND OTHER "MASS DESTRUCTION" WEAPONS, INCLUDING BIOLOGICAL AND RADIOLOGICAL DEVICES. OUR WORK EDUCATES GOVERNMENT POLICYMAKERS, POLITICIANS, POLICY SPECIALISTS AND CITIZENS IN MANY COUNTRIES TO THE NEED FOR PRAGMATIC STEPS TO REDUCE THE DANGERS FROM THESE WEAPONS, AS WELL AS RELATED KNOWLEDGE AND MATERIALS. CURRENT PROJECTS FOCUS ON THE REQUIREMENTS TO "GET TO ZERO" NUCLEAR WEAPONS; ENGAGEMENT WITH DEVELOPING NATIONS TO IDENTIFY AND ADVANCE INVESTMENTS THAT ADDRESS NONPROLIFERATION GOALS WHILE MEETING DEVELOPMENT NEEDS; AND, PROMOTION OF A CODE OF CONDUCT AMONG SPACE FARING NATIONS TO PREVENT THE WEAPONIZATION OF SPACE. NEW CENTER WORK SEEKS TO ANALYZE AND PROPOSE SOLUTIONS TO ENVIRONMENTAL CHANGE AND CHALLENGES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART III, LINE 4C, PROGRAM SERVICE ACCOMPLISHMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>STRENGTHENING INSTITUTIONS FOR PEACE AND SECURITY - FOCUSED ON PRAGMATIC STEPS TOWARD GLOBAL SECURITY, THE CENTER PLACES A HIGH PRIORITY ON UNDERSTANDING AND STRENGTHENING THE CAPACITY OF THE INSTITUTIONS AND NETWORKS RESPONSIBLE FOR CARRYING OUT SECURITY POLICIES. CURRENT PROGRAMS EVALUATE AND SEEK TO ENHANCE THE EFFECTIVENESS OF PEACE OPERATIONS; TO STRENGTHEN THE BUDGETING PROCESS FOR US FOREIGN AFFAIRS AND DEFENSE; TO APPROPRIATELY BALANCE THE RESOURCES AND TOOLS OF AMERICAN STATECRAFT.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 1</FormAndLineReferenceDesc>
        <ExplanationTxt>THE EXECUTIVE COMMITTEE OF THE BOARD IS AUTHORIZED TO EXERCISE POWERS OF THE BOARD OF DIRECTORS THAT ARISE BETWEEN REGULARLY SCHEDULED BOARD MEETINGS OR WHEN IT IS NOT PRACTICAL OR FEASIBLE FOR THE BOARD TO MEET. THE EXECUTIVE COMMITTEE PRESENTS ALL OF ITS ACTIVITIES TO THE BOARD OF DIRECTORS FOR RATIFICATION AT THE NEXT MEETING OF THE BOARD. THE EXECUTIVE COMMITTEE CONSISTS ENTIRELY OF VOTING MEMBERS OF THE BOARD OF DIRECTORS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE DIRECTOR OF FINANCE &amp; ADMINISTRATION REVIEWS THE 990 IN DETAIL FOR ACCURACY AND COMPLETENESS. THE DRAFT RETURN IS REVIEWED WITH AND APPROVED BY THE FULL BOARD. THE FINAL RETURN IS DISTRIBUTED TO THE FULL BOARD PRIOR TO SUBMISSION TO THE IRS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION'S POLICY AND PRACTICES FOR MONITORING PROPOSED AND/OR PERCEIVED CONFLICTS OF INTEREST ARE DETAILED IN THE ORGANIZATION'S CONFLICT OF INTEREST POLICY WHICH IS DISTRIBUTED TO ALL STAFF MEMBERS UPON HIRE AND NEW BOARD MEMBERS UPON APPOINTMENT. ALL STAFF AND THE BOARD ARE COVERED UNDER THIS POLICY AND POTENTIAL CONFLICTS OF INTEREST ARE REVIEWED BY THE CEO, OR, IF IT IS IN RELATION TO THE CEO, REVIEWED BY AN APPROPRIATE MEMBER OF THE BOARD EXECUTIVE COMMITTEE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>THE PERFORMANCE OF KEY EMPLOYEES IS REVIEWED BY THEIR IMMEDIATE SUPERVISOR. PAY ADJUSTMENTS TYPICALLY INCLUDE A COLA WHICH FOLLOWS THE US GOVERNMENT COLA RATE FOR THE YEAR AND A VARIABLE MERIT AWARD. THE PERCENTAGE INCREASE FOR MERIT AWARD IS DETERMINED BY THE FINANCIAL POSITION OF THE ORGANIZATION AND TRENDS IN THE INDUSTRY. THE DIRECTOR OF FINANCE &amp; ADMINISTRATION MAKES COMPENSATION RATE RECOMMENDATIONS TO THE PRESIDENT &amp; CEO BASED ON THE FACTORS ABOVE, EQUITY AND MARKET COMPETITIVENESS. THE PRESIDENT &amp; CEO APPROVES ALL SALARY ADJUSTMENTS. THE CEO'S COMPENSATION IS SET BY THE BOARD OF DIRECTORS, BASED ON THE FINANCIAL POSITION OF THE ORGANIZATION AND BY COMPARING THE CENTER'S COMPENSATION RATE TO THE COMPETITOR CHIEF EXECUTIVE RATES AS AGGREGATED IN THIRD PARTY SALARY SURVEY STUDIES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE GOVERNING DOCUMENTS AND FINANCIAL STATEMENTS ARE NOT MADE AVAILABLE TO THE PUBLIC. THE CONFLICT OF INTEREST POLICY IS AVAILABLE ON THE ORGANIZATION'S WEBSITE.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>