<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" returnVersion="2022v5.0" xsi:schemaLocation="http://www.irs.gov/efile">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2023-08-16T14:51:21-07:00</ReturnTs>
    <TaxPeriodEndDt>2022-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>472626541</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>Cook &amp; Company A Prof Actcy Corporation</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>One Sansome St Ste 3500</AddressLine1Txt>
        <CityNm>San Francisco</CityNm>
        <StateAbbreviationCd>CA</StateAbbreviationCd>
        <ZIPCd>94104</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990</ReturnTypeCd>
    <TaxPeriodBeginDt>2022-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>843896318</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>Rethink Priorities</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>RETH</BusinessNameControlTxt>
      <PhoneNum>2026813090</PhoneNum>
      <USAddress>
        <AddressLine1Txt>530 Divisadero Street PMB 796</AddressLine1Txt>
        <CityNm>San Francisco</CityNm>
        <StateAbbreviationCd>CA</StateAbbreviationCd>
        <ZIPCd>94117</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>Marcus Davis Co-CEO</PersonNm>
      <PersonTitleTxt>President</PersonTitleTxt>
      <SignatureDt>2023-08-16</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <SigningOfficerGrp>
      <PersonFullName>
        <PersonFirstNm>Marcus Davis Co-CEO</PersonFirstNm>
      </PersonFullName>
      <SSN>999009999</SSN>
    </SigningOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>true</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>Douglas Cook PhDMPACPA</PreparerPersonNm>
      <PTIN>P01521705</PTIN>
      <PhoneNum>4156211112</PhoneNum>
    </PreparerPersonGrp>
    <AdditionalFilerInformation>
      <TrustedCustomerGrp>
        <TrustedCustomerCd>3</TrustedCustomerCd>
        <AuthenticationAssuranceLevelCd>AAL1</AuthenticationAssuranceLevelCd>
        <IdentityAssuranceLevelCd>IAL1</IdentityAssuranceLevelCd>
        <FederatedAssuranceLevelCd>FAL1</FederatedAssuranceLevelCd>
      </TrustedCustomerGrp>
    </AdditionalFilerInformation>
    <TaxYr>2022</TaxYr>
    <BuildTS>2023-04-26 12:10:37Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="9">
    <IRS990 documentId="IRS990" referenceDocumentId="IRS990ScheduleO" softwareId="22015565" softwareVersionNum="2022v5.0">
      <USAddress>
        <AddressLine1Txt>530 Divisadero Street PMB 796</AddressLine1Txt>
        <CityNm>San Francisco</CityNm>
        <StateAbbreviationCd>CA</StateAbbreviationCd>
        <ZIPCd>94117</ZIPCd>
      </USAddress>
      <GrossReceiptsAmt>12759144</GrossReceiptsAmt>
      <GroupReturnForAffiliatesInd>false</GroupReturnForAffiliatesInd>
      <Organization501c3Ind>X</Organization501c3Ind>
      <WebsiteAddressTxt>rethinkpriorities.org</WebsiteAddressTxt>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <FormationYr>2019</FormationYr>
      <LegalDomicileStateCd>CA</LegalDomicileStateCd>
      <ActivityOrMissionDesc>Rethink Priorities' mission is to support organizations, researchers, and changemakers in efforts to generate the most significant possible charitable impact for others in the present and the long-term future.</ActivityOrMissionDesc>
      <VotingMembersGoverningBodyCnt>4</VotingMembersGoverningBodyCnt>
      <VotingMembersIndependentCnt>3</VotingMembersIndependentCnt>
      <TotalEmployeeCnt>33</TotalEmployeeCnt>
      <TotalVolunteersCnt>2</TotalVolunteersCnt>
      <TotalGrossUBIAmt>0</TotalGrossUBIAmt>
      <PYContributionsGrantsAmt>5618558</PYContributionsGrantsAmt>
      <CYContributionsGrantsAmt>11487954</CYContributionsGrantsAmt>
      <PYProgramServiceRevenueAmt>81599</PYProgramServiceRevenueAmt>
      <CYProgramServiceRevenueAmt>1239580</CYProgramServiceRevenueAmt>
      <PYInvestmentIncomeAmt>1918</PYInvestmentIncomeAmt>
      <CYInvestmentIncomeAmt>26505</CYInvestmentIncomeAmt>
      <PYOtherRevenueAmt>212</PYOtherRevenueAmt>
      <CYOtherRevenueAmt>5105</CYOtherRevenueAmt>
      <PYTotalRevenueAmt>5702287</PYTotalRevenueAmt>
      <CYTotalRevenueAmt>12759144</CYTotalRevenueAmt>
      <CYGrantsAndSimilarPaidAmt>114367</CYGrantsAndSimilarPaidAmt>
      <CYBenefitsPaidToMembersAmt>0</CYBenefitsPaidToMembersAmt>
      <PYSalariesCompEmpBnftPaidAmt>1591273</PYSalariesCompEmpBnftPaidAmt>
      <CYSalariesCompEmpBnftPaidAmt>5475079</CYSalariesCompEmpBnftPaidAmt>
      <CYTotalProfFndrsngExpnsAmt>0</CYTotalProfFndrsngExpnsAmt>
      <CYTotalFundraisingExpenseAmt>119330</CYTotalFundraisingExpenseAmt>
      <PYOtherExpensesAmt>439184</PYOtherExpensesAmt>
      <CYOtherExpensesAmt>2145533</CYOtherExpensesAmt>
      <PYTotalExpensesAmt>2030457</PYTotalExpensesAmt>
      <CYTotalExpensesAmt>7734979</CYTotalExpensesAmt>
      <PYRevenuesLessExpensesAmt>3671830</PYRevenuesLessExpensesAmt>
      <CYRevenuesLessExpensesAmt>5024165</CYRevenuesLessExpensesAmt>
      <TotalAssetsBOYAmt>6374075</TotalAssetsBOYAmt>
      <TotalAssetsEOYAmt>11526295</TotalAssetsEOYAmt>
      <TotalLiabilitiesBOYAmt>1022110</TotalLiabilitiesBOYAmt>
      <TotalLiabilitiesEOYAmt>1150165</TotalLiabilitiesEOYAmt>
      <NetAssetsOrFundBalancesBOYAmt>5351965</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>10376130</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIIInd>X</InfoInScheduleOPartIIIInd>
      <MissionDesc>Rethink Priorities' mission is to support organizations, researchers, and changemakers in efforts to generate the most significant possible charitable impact for others in the present and the long-term future.</MissionDesc>
      <SignificantNewProgramSrvcInd>true</SignificantNewProgramSrvcInd>
      <SignificantChangeInd>false</SignificantChangeInd>
      <ExpenseAmt>1865145</ExpenseAmt>
      <GrantAmt>114367</GrantAmt>
      <RevenueAmt>211248</RevenueAmt>
      <Desc>Animal Welfare: We research how organizations working to improve global health and reduce global poverty can best measure their impact. We conducted hundreds of hours of research in 2022, and communicated our findings to organizations working in the global poverty space and to the general public.</Desc>
      <ProgSrvcAccomActy2Grp>
        <ExpenseAmt>1050745</ExpenseAmt>
        <RevenueAmt>432328</RevenueAmt>
        <Desc>AI Governance and Strategy: We conduct research into the governance of advanced artificial intelligence, to ensure that these technologies are developed safely. We distribute our research to key decision makers in the AI space.</Desc>
      </ProgSrvcAccomActy2Grp>
      <ProgSrvcAccomActy3Grp>
        <ExpenseAmt>841308</ExpenseAmt>
        <RevenueAmt>332365</RevenueAmt>
        <Desc>Global Health and Development: We research how organizations working to improve global health and reduce global poverty can best measure their impact. We conducted hundreds of hours of research in 2022, and communicated our findings to organizations working in the global poverty space and to the general public.</Desc>
      </ProgSrvcAccomActy3Grp>
      <TotalOtherProgSrvcExpenseAmt>2113943</TotalOtherProgSrvcExpenseAmt>
      <TotalOtherProgSrvcRevenueAmt>263638</TotalOtherProgSrvcRevenueAmt>
      <TotalProgramServiceExpensesAmt>5871141</TotalProgramServiceExpensesAmt>
      <DescribedInSection501c3Ind referenceDocumentId="IRS990ScheduleA">true</DescribedInSection501c3Ind>
      <ScheduleBRequiredInd referenceDocumentId="IRS990ScheduleB">true</ScheduleBRequiredInd>
      <PoliticalCampaignActyInd referenceDocumentId="IRS990ScheduleC">false</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd referenceDocumentId="IRS990ScheduleC">true</LobbyingActivitiesInd>
      <SubjectToProxyTaxInd referenceDocumentId="IRS990ScheduleC">false</SubjectToProxyTaxInd>
      <DonorAdvisedFundInd referenceDocumentId="IRS990ScheduleD">false</DonorAdvisedFundInd>
      <ConservationEasementsInd referenceDocumentId="IRS990ScheduleD">false</ConservationEasementsInd>
      <CollectionsOfArtInd referenceDocumentId="IRS990ScheduleD">false</CollectionsOfArtInd>
      <CreditCounselingInd referenceDocumentId="IRS990ScheduleD">false</CreditCounselingInd>
      <DonorRstrOrQuasiEndowmentsInd referenceDocumentId="IRSScheduleD">false</DonorRstrOrQuasiEndowmentsInd>
      <ReportLandBuildingEquipmentInd referenceDocumentId="IRS990ScheduleD">false</ReportLandBuildingEquipmentInd>
      <ReportInvestmentsOtherSecInd referenceDocumentId="IRS990ScheduleD">false</ReportInvestmentsOtherSecInd>
      <ReportProgramRelatedInvstInd referenceDocumentId="IRS990ScheduleD">false</ReportProgramRelatedInvstInd>
      <ReportOtherAssetsInd referenceDocumentId="IRS990ScheduleD">false</ReportOtherAssetsInd>
      <ReportOtherLiabilitiesInd referenceDocumentId="IRS990ScheduleD">false</ReportOtherLiabilitiesInd>
      <IncludeFIN48FootnoteInd referenceDocumentId="IRS990ScheduleD">false</IncludeFIN48FootnoteInd>
      <IndependentAuditFinclStmtInd referenceDocumentId="IRS990ScheduleD">true</IndependentAuditFinclStmtInd>
      <ConsolidatedAuditFinclStmtInd referenceDocumentId="IRS990ScheduleD">false</ConsolidatedAuditFinclStmtInd>
      <SchoolOperatingInd>false</SchoolOperatingInd>
      <ForeignOfficeInd>true</ForeignOfficeInd>
      <ForeignActivitiesInd referenceDocumentId="IRS990ScheduleF">true</ForeignActivitiesInd>
      <MoreThan5000KToOrgInd referenceDocumentId="IRS990ScheduleF">false</MoreThan5000KToOrgInd>
      <MoreThan5000KToIndividualsInd referenceDocumentId="IRS990ScheduleF">false</MoreThan5000KToIndividualsInd>
      <ProfessionalFundraisingInd>false</ProfessionalFundraisingInd>
      <FundraisingActivitiesInd>false</FundraisingActivitiesInd>
      <GamingActivitiesInd>false</GamingActivitiesInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <GrantsToOrganizationsInd referenceDocumentId="IRS990ScheduleI">true</GrantsToOrganizationsInd>
      <GrantsToIndividualsInd referenceDocumentId="IRS990ScheduleI">false</GrantsToIndividualsInd>
      <ScheduleJRequiredInd referenceDocumentId="IRS990ScheduleJ">true</ScheduleJRequiredInd>
      <TaxExemptBondsInd>false</TaxExemptBondsInd>
      <EngagedInExcessBenefitTransInd>false</EngagedInExcessBenefitTransInd>
      <PYExcessBenefitTransInd>false</PYExcessBenefitTransInd>
      <LoanOutstandingInd>false</LoanOutstandingInd>
      <GrantToRelatedPersonInd>false</GrantToRelatedPersonInd>
      <BusinessRlnWithOrgMemInd>false</BusinessRlnWithOrgMemInd>
      <BusinessRlnWithFamMemInd>false</BusinessRlnWithFamMemInd>
      <BusinessRlnWith35CtrlEntInd>false</BusinessRlnWith35CtrlEntInd>
      <DeductibleNonCashContriInd>false</DeductibleNonCashContriInd>
      <DeductibleArtContributionInd>false</DeductibleArtContributionInd>
      <TerminateOperationsInd>false</TerminateOperationsInd>
      <PartialLiquidationInd>false</PartialLiquidationInd>
      <DisregardedEntityInd>false</DisregardedEntityInd>
      <RelatedEntityInd>false</RelatedEntityInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TrnsfrExmptNonChrtblRltdOrgInd>false</TrnsfrExmptNonChrtblRltdOrgInd>
      <ActivitiesConductedPrtshpInd>false</ActivitiesConductedPrtshpInd>
      <ScheduleORequiredInd>true</ScheduleORequiredInd>
      <IRPDocumentCnt>26</IRPDocumentCnt>
      <IRPDocumentW2GCnt>0</IRPDocumentW2GCnt>
      <BackupWthldComplianceInd>true</BackupWthldComplianceInd>
      <EmployeeCnt>33</EmployeeCnt>
      <EmploymentTaxReturnsFiledInd>true</EmploymentTaxReturnsFiledInd>
      <UnrelatedBusIncmOverLimitInd>false</UnrelatedBusIncmOverLimitInd>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <TaxablePartyNotificationInd>false</TaxablePartyNotificationInd>
      <NondeductibleContributionsInd>false</NondeductibleContributionsInd>
      <QuidProQuoContributionsInd>false</QuidProQuoContributionsInd>
      <Form8282PropertyDisposedOfInd>false</Form8282PropertyDisposedOfInd>
      <Form8282FiledCnt>0</Form8282FiledCnt>
      <RcvFndsToPayPrsnlBnftCntrctInd>false</RcvFndsToPayPrsnlBnftCntrctInd>
      <PayPremiumsPrsnlBnftCntrctInd>false</PayPremiumsPrsnlBnftCntrctInd>
      <Form8899Filedind>false</Form8899Filedind>
      <Form1098CFiledInd>false</Form1098CFiledInd>
      <DAFExcessBusinessHoldingsInd>false</DAFExcessBusinessHoldingsInd>
      <TaxableDistributionsInd>false</TaxableDistributionsInd>
      <DistributionToDonorInd>false</DistributionToDonorInd>
      <IndoorTanningServicesInd>false</IndoorTanningServicesInd>
      <SubjToTaxRmnrtnExPrchtPymtInd>false</SubjToTaxRmnrtnExPrchtPymtInd>
      <SubjectToExcsTaxNetInvstIncInd>false</SubjectToExcsTaxNetInvstIncInd>
      <InfoInScheduleOPartVIInd>X</InfoInScheduleOPartVIInd>
      <GoverningBodyVotingMembersCnt>4</GoverningBodyVotingMembersCnt>
      <IndependentVotingMemberCnt>3</IndependentVotingMemberCnt>
      <FamilyOrBusinessRlnInd>false</FamilyOrBusinessRlnInd>
      <DelegationOfMgmtDutiesInd>false</DelegationOfMgmtDutiesInd>
      <ChangeToOrgDocumentsInd>true</ChangeToOrgDocumentsInd>
      <MaterialDiversionOrMisuseInd>false</MaterialDiversionOrMisuseInd>
      <MembersOrStockholdersInd>false</MembersOrStockholdersInd>
      <ElectionOfBoardMembersInd>false</ElectionOfBoardMembersInd>
      <DecisionsSubjectToApprovaInd>false</DecisionsSubjectToApprovaInd>
      <MinutesOfGoverningBodyInd>true</MinutesOfGoverningBodyInd>
      <MinutesOfCommitteesInd>true</MinutesOfCommitteesInd>
      <OfficerMailingAddressInd>false</OfficerMailingAddressInd>
      <LocalChaptersInd>false</LocalChaptersInd>
      <Form990ProvidedToGvrnBodyInd>true</Form990ProvidedToGvrnBodyInd>
      <ConflictOfInterestPolicyInd>true</ConflictOfInterestPolicyInd>
      <AnnualDisclosureCoveredPrsnInd>true</AnnualDisclosureCoveredPrsnInd>
      <RegularMonitoringEnfrcInd>true</RegularMonitoringEnfrcInd>
      <WhistleblowerPolicyInd>true</WhistleblowerPolicyInd>
      <DocumentRetentionPolicyInd>true</DocumentRetentionPolicyInd>
      <CompensationProcessCEOInd>true</CompensationProcessCEOInd>
      <CompensationProcessOtherInd>true</CompensationProcessOtherInd>
      <InvestmentInJointVentureInd>false</InvestmentInJointVentureInd>
      <StatesWhereCopyOfReturnIsFldCd>CA</StatesWhereCopyOfReturnIsFldCd>
      <StatesWhereCopyOfReturnIsFldCd>IL</StatesWhereCopyOfReturnIsFldCd>
      <StatesWhereCopyOfReturnIsFldCd>MN</StatesWhereCopyOfReturnIsFldCd>
      <StatesWhereCopyOfReturnIsFldCd>NY</StatesWhereCopyOfReturnIsFldCd>
      <StatesWhereCopyOfReturnIsFldCd>PA</StatesWhereCopyOfReturnIsFldCd>
      <OwnWebsiteInd>X</OwnWebsiteInd>
      <UponRequestInd>X</UponRequestInd>
      <BooksInCareOfDetail>
        <PersonNm>Abraham Rowe</PersonNm>
        <PhoneNum>2026813090</PhoneNum>
        <USAddress>
          <AddressLine1Txt>530 Divisadero Street PMB 796</AddressLine1Txt>
          <CityNm>San Francisco</CityNm>
          <StateAbbreviationCd>CA</StateAbbreviationCd>
          <ZIPCd>94117</ZIPCd>
        </USAddress>
      </BooksInCareOfDetail>
      <Form990PartVIISectionAGrp>
        <PersonNm>Peter Hurford Co-</PersonNm>
        <TitleTxt>CEO</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>194443</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>14676</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Marcus Davis Co-CEO</PersonNm>
        <TitleTxt>President</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>133753</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>20128</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Abraham Rowe</PersonNm>
        <TitleTxt>COO</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>128411</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>15868</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Samara Mendez</PersonNm>
        <TitleTxt>Senior Economist</TitleTxt>
        <AverageHoursPerWeekRt>0.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <ReportableCompFromOrgAmt>116963</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>26232</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>David Reinstein</PersonNm>
        <TitleTxt>Senior Researcher</TitleTxt>
        <AverageHoursPerWeekRt>0.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <ReportableCompFromOrgAmt>118084</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>15551</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Greer Gosnell</PersonNm>
        <TitleTxt>Senior Researcher</TitleTxt>
        <AverageHoursPerWeekRt>0.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <ReportableCompFromOrgAmt>118700</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>11218</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Amanda El-Dakhakhni</PersonNm>
        <TitleTxt>Snr. Research Mgr.</TitleTxt>
        <AverageHoursPerWeekRt>0.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <ReportableCompFromOrgAmt>118557</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>5568</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Jacob Peacock</PersonNm>
        <TitleTxt>Snr. Research Mgr.</TitleTxt>
        <AverageHoursPerWeekRt>0.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <ReportableCompFromOrgAmt>112217</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>9022</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Ozzie Gooen Dir</PersonNm>
        <TitleTxt>Treasurer</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Cameron Meyer Shorb Dir</PersonNm>
        <TitleTxt>Secretary</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>Vicky Bond</PersonNm>
        <TitleTxt>Director</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>0.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <TotalReportableCompFromOrgAmt>1041128</TotalReportableCompFromOrgAmt>
      <TotalOtherCompensationAmt>118263</TotalOtherCompensationAmt>
      <IndivRcvdGreaterThan100KCnt>12</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>false</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>true</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>false</CompensationFromOtherSrcsInd>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>Youth Marketing Connection</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>PO Box 9650PMB65660</AddressLine1Txt>
            <CityNm>Washington</CityNm>
            <StateAbbreviationCd>DC</StateAbbreviationCd>
            <ZIPCd>20090</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <CompensationAmt>161250</CompensationAmt>
      </ContractorCompensationGrp>
      <CntrctRcvdGreaterThan100KCnt>1</CntrctRcvdGreaterThan100KCnt>
      <AllOtherContributionsAmt>11487954</AllOtherContributionsAmt>
      <TotalContributionsAmt>11487954</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>Research contracts</Desc>
        <BusinessCd>541900</BusinessCd>
        <TotalRevenueColumnAmt>1239580</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>1239580</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <TotalProgramServiceRevenueAmt>1239580</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>26505</TotalRevenueColumnAmt>
        <ExclusionAmt>26505</ExclusionAmt>
      </InvestmentIncomeGrp>
      <IncmFromInvestBondProceedsGrp>
        <TotalRevenueColumnAmt>0</TotalRevenueColumnAmt>
      </IncmFromInvestBondProceedsGrp>
      <RoyaltiesRevenueGrp>
        <TotalRevenueColumnAmt>0</TotalRevenueColumnAmt>
      </RoyaltiesRevenueGrp>
      <NetRentalIncomeOrLossGrp>
        <TotalRevenueColumnAmt>0</TotalRevenueColumnAmt>
      </NetRentalIncomeOrLossGrp>
      <NetGainOrLossInvestmentsGrp>
        <TotalRevenueColumnAmt>0</TotalRevenueColumnAmt>
      </NetGainOrLossInvestmentsGrp>
      <NetIncmFromFundraisingEvtGrp>
        <TotalRevenueColumnAmt>0</TotalRevenueColumnAmt>
      </NetIncmFromFundraisingEvtGrp>
      <NetIncomeFromGamingGrp>
        <TotalRevenueColumnAmt>0</TotalRevenueColumnAmt>
      </NetIncomeFromGamingGrp>
      <NetIncomeOrLossGrp>
        <TotalRevenueColumnAmt>0</TotalRevenueColumnAmt>
      </NetIncomeOrLossGrp>
      <OtherRevenueMiscGrp>
        <Desc>Miscellaneous</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>5105</TotalRevenueColumnAmt>
        <ExclusionAmt>5105</ExclusionAmt>
      </OtherRevenueMiscGrp>
      <OtherRevenueTotalAmt>5105</OtherRevenueTotalAmt>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>12759144</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>1239580</RelatedOrExemptFuncIncomeAmt>
        <ExclusionAmt>31610</ExclusionAmt>
      </TotalRevenueGrp>
      <InfoInScheduleOPartIXInd>X</InfoInScheduleOPartIXInd>
      <GrantsToDomesticOrgsGrp>
        <TotalAmt>114367</TotalAmt>
        <ProgramServicesAmt>114367</ProgramServicesAmt>
      </GrantsToDomesticOrgsGrp>
      <GrantsToDomesticIndividualsGrp>
        <TotalAmt>0</TotalAmt>
      </GrantsToDomesticIndividualsGrp>
      <ForeignGrantsGrp>
        <TotalAmt>0</TotalAmt>
      </ForeignGrantsGrp>
      <BenefitsToMembersGrp>
        <TotalAmt>0</TotalAmt>
      </BenefitsToMembersGrp>
      <CompCurrentOfcrDirectorsGrp>
        <TotalAmt>514792</TotalAmt>
        <ProgramServicesAmt>276084</ProgramServicesAmt>
        <ManagementAndGeneralAmt>220315</ManagementAndGeneralAmt>
        <FundraisingAmt>18393</FundraisingAmt>
      </CompCurrentOfcrDirectorsGrp>
      <CompDisqualPersonsGrp>
        <TotalAmt>0</TotalAmt>
      </CompDisqualPersonsGrp>
      <OtherSalariesAndWagesGrp>
        <TotalAmt>4172911</TotalAmt>
        <ProgramServicesAmt>3329353</ProgramServicesAmt>
        <ManagementAndGeneralAmt>768669</ManagementAndGeneralAmt>
        <FundraisingAmt>74889</FundraisingAmt>
      </OtherSalariesAndWagesGrp>
      <PensionPlanContributionsGrp>
        <TotalAmt>42563</TotalAmt>
        <ProgramServicesAmt>33238</ProgramServicesAmt>
        <ManagementAndGeneralAmt>9325</ManagementAndGeneralAmt>
      </PensionPlanContributionsGrp>
      <OtherEmployeeBenefitsGrp>
        <TotalAmt>147594</TotalAmt>
        <ProgramServicesAmt>116525</ProgramServicesAmt>
        <ManagementAndGeneralAmt>31069</ManagementAndGeneralAmt>
      </OtherEmployeeBenefitsGrp>
      <PayrollTaxesGrp>
        <TotalAmt>597219</TotalAmt>
        <ProgramServicesAmt>472773</ProgramServicesAmt>
        <ManagementAndGeneralAmt>110323</ManagementAndGeneralAmt>
        <FundraisingAmt>14123</FundraisingAmt>
      </PayrollTaxesGrp>
      <FeesForServicesManagementGrp>
        <TotalAmt>0</TotalAmt>
      </FeesForServicesManagementGrp>
      <FeesForServicesLegalGrp>
        <TotalAmt>18040</TotalAmt>
        <ProgramServicesAmt>800</ProgramServicesAmt>
        <ManagementAndGeneralAmt>17240</ManagementAndGeneralAmt>
      </FeesForServicesLegalGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>17491</TotalAmt>
        <ManagementAndGeneralAmt>17491</ManagementAndGeneralAmt>
      </FeesForServicesAccountingGrp>
      <FeesForServicesLobbyingGrp>
        <TotalAmt>0</TotalAmt>
      </FeesForServicesLobbyingGrp>
      <FeesForServicesProfFundraising>
        <TotalAmt>0</TotalAmt>
      </FeesForServicesProfFundraising>
      <FeesForSrvcInvstMgmntFeesGrp>
        <TotalAmt>0</TotalAmt>
      </FeesForSrvcInvstMgmntFeesGrp>
      <FeesForServicesOtherGrp>
        <TotalAmt>1050044</TotalAmt>
        <ProgramServicesAmt>724402</ProgramServicesAmt>
        <ManagementAndGeneralAmt>325543</ManagementAndGeneralAmt>
        <FundraisingAmt>99</FundraisingAmt>
      </FeesForServicesOtherGrp>
      <AdvertisingGrp>
        <TotalAmt>0</TotalAmt>
      </AdvertisingGrp>
      <OfficeExpensesGrp>
        <TotalAmt>32804</TotalAmt>
        <ProgramServicesAmt>18117</ProgramServicesAmt>
        <ManagementAndGeneralAmt>14647</ManagementAndGeneralAmt>
        <FundraisingAmt>40</FundraisingAmt>
      </OfficeExpensesGrp>
      <InformationTechnologyGrp>
        <TotalAmt>99366</TotalAmt>
        <ProgramServicesAmt>29634</ProgramServicesAmt>
        <ManagementAndGeneralAmt>65970</ManagementAndGeneralAmt>
        <FundraisingAmt>3762</FundraisingAmt>
      </InformationTechnologyGrp>
      <RoyaltiesGrp>
        <TotalAmt>0</TotalAmt>
      </RoyaltiesGrp>
      <OccupancyGrp>
        <TotalAmt>0</TotalAmt>
      </OccupancyGrp>
      <TravelGrp>
        <TotalAmt>597002</TotalAmt>
        <ProgramServicesAmt>498011</ProgramServicesAmt>
        <ManagementAndGeneralAmt>91612</ManagementAndGeneralAmt>
        <FundraisingAmt>7379</FundraisingAmt>
      </TravelGrp>
      <PymtTravelEntrtnmntPubOfclGrp>
        <TotalAmt>0</TotalAmt>
      </PymtTravelEntrtnmntPubOfclGrp>
      <ConferencesMeetingsGrp>
        <TotalAmt>0</TotalAmt>
      </ConferencesMeetingsGrp>
      <InterestGrp>
        <TotalAmt>0</TotalAmt>
      </InterestGrp>
      <PaymentsToAffiliatesGrp>
        <TotalAmt>0</TotalAmt>
      </PaymentsToAffiliatesGrp>
      <DepreciationDepletionGrp>
        <TotalAmt>0</TotalAmt>
      </DepreciationDepletionGrp>
      <InsuranceGrp>
        <TotalAmt>22020</TotalAmt>
        <ProgramServicesAmt>9503</ProgramServicesAmt>
        <ManagementAndGeneralAmt>12517</ManagementAndGeneralAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>Survey expenses</Desc>
        <TotalAmt>126868</TotalAmt>
        <ProgramServicesAmt>126868</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>Facility Rentals</Desc>
        <TotalAmt>126277</TotalAmt>
        <ProgramServicesAmt>84291</ProgramServicesAmt>
        <ManagementAndGeneralAmt>41560</ManagementAndGeneralAmt>
        <FundraisingAmt>426</FundraisingAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>Other</Desc>
        <TotalAmt>55621</TotalAmt>
        <ProgramServicesAmt>37175</ProgramServicesAmt>
        <ManagementAndGeneralAmt>18227</ManagementAndGeneralAmt>
        <FundraisingAmt>219</FundraisingAmt>
      </OtherExpensesGrp>
      <AllOtherExpensesGrp>
        <TotalAmt>0</TotalAmt>
      </AllOtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>7734979</TotalAmt>
        <ProgramServicesAmt>5871141</ProgramServicesAmt>
        <ManagementAndGeneralAmt>1744508</ManagementAndGeneralAmt>
        <FundraisingAmt>119330</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>2659522</BOYAmt>
        <EOYAmt>5560589</EOYAmt>
      </CashNonInterestBearingGrp>
      <SavingsAndTempCashInvstGrp>
        <BOYAmt>2502003</BOYAmt>
        <EOYAmt>5028508</EOYAmt>
      </SavingsAndTempCashInvstGrp>
      <PledgesAndGrantsReceivableGrp>
        <BOYAmt>1212550</BOYAmt>
        <EOYAmt>247048</EOYAmt>
      </PledgesAndGrantsReceivableGrp>
      <AccountsReceivableGrp>
        <EOYAmt>690150</EOYAmt>
      </AccountsReceivableGrp>
      <ReceivablesFromOfficersEtcGrp>
        <EOYAmt>0</EOYAmt>
      </ReceivablesFromOfficersEtcGrp>
      <RcvblFromDisqualifiedPrsnGrp>
        <EOYAmt>0</EOYAmt>
      </RcvblFromDisqualifiedPrsnGrp>
      <OthNotesLoansReceivableNetGrp>
        <EOYAmt>0</EOYAmt>
      </OthNotesLoansReceivableNetGrp>
      <InventoriesForSaleOrUseGrp>
        <EOYAmt>0</EOYAmt>
      </InventoriesForSaleOrUseGrp>
      <PrepaidExpensesDefrdChargesGrp>
        <EOYAmt>0</EOYAmt>
      </PrepaidExpensesDefrdChargesGrp>
      <LandBldgEquipBasisNetGrp>
        <EOYAmt>0</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <InvestmentsPubTradedSecGrp>
        <EOYAmt>0</EOYAmt>
      </InvestmentsPubTradedSecGrp>
      <InvestmentsOtherSecuritiesGrp>
        <EOYAmt>0</EOYAmt>
      </InvestmentsOtherSecuritiesGrp>
      <InvestmentsProgramRelatedGrp>
        <EOYAmt>0</EOYAmt>
      </InvestmentsProgramRelatedGrp>
      <IntangibleAssetsGrp>
        <EOYAmt>0</EOYAmt>
      </IntangibleAssetsGrp>
      <OtherAssetsTotalGrp>
        <EOYAmt>0</EOYAmt>
      </OtherAssetsTotalGrp>
      <TotalAssetsGrp>
        <BOYAmt>6374075</BOYAmt>
        <EOYAmt>11526295</EOYAmt>
      </TotalAssetsGrp>
      <AccountsPayableAccrExpnssGrp>
        <EOYAmt>88977</EOYAmt>
      </AccountsPayableAccrExpnssGrp>
      <DeferredRevenueGrp>
        <BOYAmt>1022110</BOYAmt>
        <EOYAmt>1061188</EOYAmt>
      </DeferredRevenueGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>1022110</BOYAmt>
        <EOYAmt>1150165</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>827476</BOYAmt>
        <EOYAmt>2754474</EOYAmt>
      </NoDonorRestrictionNetAssetsGrp>
      <DonorRestrictionNetAssetsGrp>
        <BOYAmt>4524489</BOYAmt>
        <EOYAmt>7621656</EOYAmt>
      </DonorRestrictionNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>5351965</BOYAmt>
        <EOYAmt>10376130</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>6374075</BOYAmt>
        <EOYAmt>11526295</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>5024165</ReconcilationRevenueExpnssAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>true</FSAuditedInd>
      <FSAuditedBasisGrp>
        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
      </FSAuditedBasisGrp>
      <AuditCommitteeInd>true</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>false</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="IRS990ScheduleA" softwareId="22015565" softwareVersionNum="2022v5.0">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <GiftsGrantsContriRcvd170Grp>
        <CurrentTaxYearMinus2YearsAmt>2128968</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>5618557</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>11487954</CurrentTaxYearAmt>
        <TotalAmt>19235479</TotalAmt>
      </GiftsGrantsContriRcvd170Grp>
      <TaxRevLeviedOrgnztnlBnft170Grp>
        <TotalAmt>0</TotalAmt>
      </TaxRevLeviedOrgnztnlBnft170Grp>
      <GovtFurnSrvcFcltsVl170Grp>
        <TotalAmt>0</TotalAmt>
      </GovtFurnSrvcFcltsVl170Grp>
      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus2YearsAmt>2128968</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>5618557</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>11487954</CurrentTaxYearAmt>
        <TotalAmt>19235479</TotalAmt>
      </TotalCalendarYear170Grp>
      <SubstantialContributorsTotAmt>5073716</SubstantialContributorsTotAmt>
      <PublicSupportTotal170Amt>14161763</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <CurrentTaxYearMinus2YearsAmt>85</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>1918</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>26505</CurrentTaxYearAmt>
        <TotalAmt>28508</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <UnrelatedBusinessNetIncm170Grp>
        <TotalAmt>0</TotalAmt>
      </UnrelatedBusinessNetIncm170Grp>
      <OtherIncome170Grp>
        <CurrentTaxYearMinus2YearsAmt>50</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>212</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>5105</CurrentTaxYearAmt>
        <TotalAmt>5367</TotalAmt>
      </OtherIncome170Grp>
      <TotalSupportAmt>19269354</TotalSupportAmt>
      <GrossReceiptsRltdActivitiesAmt>1357426</GrossReceiptsRltdActivitiesAmt>
      <First5Years170Ind>X</First5Years170Ind>
      <PublicSupportCY170Pct>0.00000</PublicSupportCY170Pct>
      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>Support Schedule: Other Income Explanation</FormAndLineReferenceDesc>
        <ExplanationTxt>From time to time, miscellaneous amounts are received during the course of performing the organization's tax-exempt function.</ExplanationTxt>
      </Form990ScheduleAPartVIGrp>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="IRS990ScheduleB" softwareId="22015565" softwareVersionNum="2022v5.0">
      <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="IRS990ScheduleC" softwareId="22015565" softwareVersionNum="2022v5.0">
      <Form4720FiledSection4955TaxInd>false</Form4720FiledSection4955TaxInd>
      <CorrectionMadeInd>false</CorrectionMadeInd>
      <VolunteersInd>false</VolunteersInd>
      <PaidStaffOrManagementInd>true</PaidStaffOrManagementInd>
      <MediaAdvertisementsInd>false</MediaAdvertisementsInd>
      <MailingsMembersInd>false</MailingsMembersInd>
      <PublicationsOrBroadcastInd>false</PublicationsOrBroadcastInd>
      <GrantsOtherOrganizationsInd>false</GrantsOtherOrganizationsInd>
      <DirectContactLegislatorsInd>true</DirectContactLegislatorsInd>
      <DirectContactLegislatorsAmt>2442</DirectContactLegislatorsAmt>
      <RalliesDemonstrationsInd>false</RalliesDemonstrationsInd>
      <OtherActivitiesInd>false</OtherActivitiesInd>
      <TotalLobbyingExpendituresAmt>2442</TotalLobbyingExpendituresAmt>
      <NotDescribedSection501c3Ind>false</NotDescribedSection501c3Ind>
      <Form4720Filed4912TaxInd>false</Form4720Filed4912TaxInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part II-B, Line 1i - Other Activities Description</FormAndLineReferenceDesc>
        <ExplanationTxt>In 2022, our research staff conducted interviews with policy makers and experts on the policy process in the US and EU. We also submitted an opinion regarding the rollback of policies preventing insects from being fed to animals as feed to the European Food Safety Administration.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Part IV - Additional Information</FormAndLineReferenceDesc>
      </SupplementalInformationDetail>
    </IRS990ScheduleC>
    <IRS990ScheduleD documentId="IRS990ScheduleD" softwareId="22015565" softwareVersionNum="2022v5.0">
      <TotalRevEtcAuditedFinclStmtAmt>12759144</TotalRevEtcAuditedFinclStmtAmt>
      <RevenueSubtotalAmt>12759144</RevenueSubtotalAmt>
      <TotalRevenuePerForm990Amt>12759144</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>7734979</TotExpnsEtcAuditedFinclStmtAmt>
      <ExpensesSubtotalAmt>7734979</ExpensesSubtotalAmt>
      <TotalExpensesPerForm990Amt>7734979</TotalExpensesPerForm990Amt>
    </IRS990ScheduleD>
    <IRS990ScheduleF documentId="IRS990ScheduleF" softwareId="22015565" softwareVersionNum="2022v5.0">
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>East Asia/Pacific</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>4</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>Program services</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>Remote research</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>182784</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>Europe/Iceland/Greenland</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>36</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>Program services</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>Remote research</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>1666557</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>Europe/Iceland/Greenland</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>36</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>Fundraising activities</TypeOfActivitiesConductedTxt>
        <RegionTotalExpendituresAmt>106463</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>North America</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>5</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>Program services</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>Remote research</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>337863</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>South America</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>3</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>Research</TypeOfActivitiesConductedTxt>
        <RegionTotalExpendituresAmt>118312</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>Europe/Iceland/Greenland</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>36</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>Operational support</TypeOfActivitiesConductedTxt>
        <RegionTotalExpendituresAmt>252257</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>Europe/Iceland/Greenland</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>36</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>Community outreach</TypeOfActivitiesConductedTxt>
        <RegionTotalExpendituresAmt>8965</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>North America</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>5</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>Operational support</TypeOfActivitiesConductedTxt>
        <RegionTotalExpendituresAmt>104810</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>South America</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>3</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>Community Outreach</TypeOfActivitiesConductedTxt>
        <RegionTotalExpendituresAmt>81369</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <SubtotalEmployeesCnt>164</SubtotalEmployeesCnt>
      <TotalEmployeeCnt>164</TotalEmployeeCnt>
      <SubtotalSpentAmt>2859380</SubtotalSpentAmt>
      <TotalSpentAmt>2859380</TotalSpentAmt>
      <TransferToForeignCorpInd>false</TransferToForeignCorpInd>
      <InterestInForeignTrustInd>false</InterestInForeignTrustInd>
      <ForeignCorpOwnershipInd>false</ForeignCorpOwnershipInd>
      <PassiveForeignInvestmestCoInd>false</PassiveForeignInvestmestCoInd>
      <ForeignPartnershipInd>false</ForeignPartnershipInd>
      <BoycottCountriesInd>false</BoycottCountriesInd>
    </IRS990ScheduleF>
    <IRS990ScheduleI documentId="IRS990ScheduleI" softwareId="22015565" softwareVersionNum="2022v5.0">
      <GrantRecordsMaintainedInd>true</GrantRecordsMaintainedInd>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>CSU Dominguez Hills</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>1000 E Victoria Street</AddressLine1Txt>
          <CityNm>Carson</CityNm>
          <StateAbbreviationCd>CA</StateAbbreviationCd>
          <ZIPCd>90747</ZIPCd>
        </USAddress>
        <RecipientEIN>952543028</RecipientEIN>
        <CashGrantAmt>37310</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <PurposeOfGrantTxt>research</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>Holy Family University</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>9801 Frankford Ave</AddressLine1Txt>
          <CityNm>Philadelphia</CityNm>
          <StateAbbreviationCd>PA</StateAbbreviationCd>
          <ZIPCd>19114</ZIPCd>
        </USAddress>
        <RecipientEIN>231501197</RecipientEIN>
        <IRCSectionDesc>501(c)(3)</IRCSectionDesc>
        <CashGrantAmt>47450</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <PurposeOfGrantTxt>research</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>Uni of Southern Mississippi</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>118 College Drive</AddressLine1Txt>
          <CityNm>Hattiesburg</CityNm>
          <StateAbbreviationCd>MS</StateAbbreviationCd>
          <ZIPCd>39406</ZIPCd>
        </USAddress>
        <RecipientEIN>646000818</RecipientEIN>
        <CashGrantAmt>29607</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <PurposeOfGrantTxt>research</PurposeOfGrantTxt>
      </RecipientTable>
      <Total501c3OrgCnt>3</Total501c3OrgCnt>
      <TotalOtherOrgCnt>0</TotalOtherOrgCnt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Grantmaker's Description of How Grants are Used</FormAndLineReferenceDesc>
        <ExplanationTxt>All grantees are required to regularly report on their progress on the grant, including financial reports</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleI>
    <IRS990ScheduleJ documentId="IRS990ScheduleJ" softwareId="22015565" softwareVersionNum="2022v5.0">
      <CompensationCommitteeInd>X</CompensationCommitteeInd>
      <Form990OfOtherOrganizationsInd>X</Form990OfOtherOrganizationsInd>
      <CompensationSurveyInd>X</CompensationSurveyInd>
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>false</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>false</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>false</EquityBasedCompArrngmInd>
      <CompBasedOnRevenueOfFlngOrgInd>false</CompBasedOnRevenueOfFlngOrgInd>
      <CompBsdOnRevRelatedOrgsInd>false</CompBsdOnRevRelatedOrgsInd>
      <CompBsdNetEarnsFlngOrgInd>false</CompBsdNetEarnsFlngOrgInd>
      <CompBsdNetEarnsRltdOrgsInd>false</CompBsdNetEarnsRltdOrgsInd>
      <AnyNonFixedPaymentsInd>false</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>false</InitialContractExceptionInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Marcus Davis Co-CEO</PersonNm>
        <TitleTxt>President</TitleTxt>
        <BaseCompensationFilingOrgAmt>133753</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>8203</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>11925</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>153881</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Peter Hurford Co-</PersonNm>
        <TitleTxt>CEO</TitleTxt>
        <BaseCompensationFilingOrgAmt>139539</BaseCompensationFilingOrgAmt>
        <BonusFilingOrganizationAmount>54904</BonusFilingOrganizationAmount>
        <DeferredCompensationFlngOrgAmt>4101</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>10575</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>209119</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="IRS990ScheduleO" softwareId="22015565" softwareVersionNum="2022v5.0">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part III, Line 2</FormAndLineReferenceDesc>
        <ExplanationTxt>Rethink Priorities began fiscally sponsoring several projects, primarily Epoch - a research group investigating and forecasting AI development, and Condor Camp - an outreach program for promising undergraduates interested in research in Brazil.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part III, Line 4d</FormAndLineReferenceDesc>
        <ExplanationTxt>OTHER PROGRAM SERVICES 4: OTHER PROGRAM SERVICES 5: Surveys: We conduct public opinion polling to understand how to communicate about effective charitable interventions, to better understand the public's opinion of important issues, and to inform advocacy organizations on how to best advance their missions. OTHER PROGRAM SERVICES 6: Global Health and Development: We research how organizations working to improve global health and reduce global poverty can best measure their impact. We conducted hundreds of hours of research in 2022, and communicated our findings to organizations working in the global poverty space and to the general public.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section A, Line 4</FormAndLineReferenceDesc>
        <ExplanationTxt>Yes - our charitable purposes and mission were updated (to the version outlined above), as were rules on board member compensation (to allow us to pay a board member up to a few hours a week to help administer to duties of the board).</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 11b</FormAndLineReferenceDesc>
        <ExplanationTxt>The board of directors will electronically review Form 990 and audited financial statements prior to submission. Submission will only occur upon majority vote by the board of directors.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 12c</FormAndLineReferenceDesc>
        <ExplanationTxt>All staff and board members declare conflicts of interest annually. Prior to financial decisions and programmatic decisions, conflicts are reviewed and adressed as relevant. Restrictions include TDOKEs recusing themselves from decision making processes.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 15a</FormAndLineReferenceDesc>
        <ExplanationTxt>Salaries for comparable roles at all levels of RP's title structure were pulled from similar organizations. RP uses a formula for setting most compensation, and exec compensation was compared to these salaries, with a target of salaries falling between the 25th and 75th percentile. This process last occurred in 2022.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 15b</FormAndLineReferenceDesc>
        <ExplanationTxt>Salaries for comparable roles at all levels of RP's title structure were pulled from similar organizations. RP uses a formula for setting most compensation, and staff compensation was compared to these salaries, with a target of salaries falling between the 25th and 75th percentile. This process last occurred in 2022.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section C, Line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>Governing documents and the conflict of interest policy are available upon request. Financial statements are available on the organization's website.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>
