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        <BusinessNameLine1Txt>INTERNATIONAL ASSOCIATION FOR THE</BusinessNameLine1Txt>
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        <PersonNm>ANDREW RICE</PersonNm>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>ESTHER POGATZKI-ZAHN</PersonNm>
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      <Form990PartVIISectionAGrp>
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        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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        <PersonNm>MICHELE STERLING</PersonNm>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>COLLEEN EUBANKS</PersonNm>
        <TitleTxt>CHIEF EXECUTIVE OFFICER</TitleTxt>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>57528</OtherCompensationAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>RACHAEL HEINER</PersonNm>
        <TitleTxt>DIR. OF EDU. &amp; EVENTS (UNTIL 12/21)</TitleTxt>
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        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      <FormerOfcrEmployeesListedInd>0</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>1</TotalCompGreaterThan150KInd>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>YOKO CONSULTING</BusinessNameLine1Txt>
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        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>8300 GREENSBORO DR SUITE 700</AddressLine1Txt>
            <CityNm>MCLEAN</CityNm>
            <StateAbbreviationCd>VA</StateAbbreviationCd>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>MARCUM LLP</BusinessNameLine1Txt>
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        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>1899 L ST NW SUITE 850</AddressLine1Txt>
            <CityNm>WASHINGTON</CityNm>
            <StateAbbreviationCd>DC</StateAbbreviationCd>
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          </USAddress>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>SCIO WEST CONSULTING LTD</BusinessNameLine1Txt>
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        </ContractorName>
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          <ForeignAddress>
            <AddressLine1Txt>16 ELIA PAPKYRIAKOU ST PC</AddressLine1Txt>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
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        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>12410 MILESTONE CENTER DR SUITE 600</AddressLine1Txt>
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            <StateAbbreviationCd>MD</StateAbbreviationCd>
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          </USAddress>
        </ContractorAddress>
        <ServicesDesc>EVENT TECHNOLOGY</ServicesDesc>
        <CompensationAmt>136795</CompensationAmt>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>C SYSTEMS LLC</BusinessNameLine1Txt>
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        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>510 THORNALL ST SUITE 310</AddressLine1Txt>
            <CityNm>EDISON</CityNm>
            <StateAbbreviationCd>NJ</StateAbbreviationCd>
            <ZIPCd>08837</ZIPCd>
          </USAddress>
        </ContractorAddress>
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        <CompensationAmt>102854</CompensationAmt>
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      <TotalContributionsAmt>284774</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
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        <BusinessCd>900099</BusinessCd>
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        <RelatedOrExemptFuncIncomeAmt>604436</RelatedOrExemptFuncIncomeAmt>
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      <ProgramServiceRevenueGrp>
        <Desc>PUBLISHING SUPPORT</Desc>
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        <RelatedOrExemptFuncIncomeAmt>493291</RelatedOrExemptFuncIncomeAmt>
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      <ProgramServiceRevenueGrp>
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        <BusinessCd>900099</BusinessCd>
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        <RelatedOrExemptFuncIncomeAmt>93306</RelatedOrExemptFuncIncomeAmt>
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      <ProgramServiceRevenueGrp>
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      <NetGainOrLossInvestmentsGrp>
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        <BusinessCd>900099</BusinessCd>
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      <OtherRevenueMiscGrp>
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        <BusinessCd>900099</BusinessCd>
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        <ExclusionAmt>568552</ExclusionAmt>
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      <InfoInScheduleOPartIXInd>X</InfoInScheduleOPartIXInd>
      <GrantsToDomesticOrgsGrp>
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        <ProgramServicesAmt>120000</ProgramServicesAmt>
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      <GrantsToDomesticIndividualsGrp>
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        <ProgramServicesAmt>122905</ProgramServicesAmt>
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        <ManagementAndGeneralAmt>85743</ManagementAndGeneralAmt>
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        <ProgramServicesAmt>73430</ProgramServicesAmt>
        <ManagementAndGeneralAmt>1279</ManagementAndGeneralAmt>
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        <ProgramServicesAmt>405654</ProgramServicesAmt>
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        <ManagementAndGeneralAmt>35025</ManagementAndGeneralAmt>
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      <OtherExpensesGrp>
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        <ProgramServicesAmt>127739</ProgramServicesAmt>
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        <ManagementAndGeneralAmt>61066</ManagementAndGeneralAmt>
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      <OtherExpensesGrp>
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        <ManagementAndGeneralAmt>849</ManagementAndGeneralAmt>
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      <AllOtherExpensesGrp>
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        <ProgramServicesAmt>1657</ProgramServicesAmt>
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        <EOYAmt>1489514</EOYAmt>
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        <EOYAmt>169932</EOYAmt>
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        <EOYAmt>14897</EOYAmt>
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        <EOYAmt>183750</EOYAmt>
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        <EOYAmt>24838</EOYAmt>
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        <EOYAmt>3350054</EOYAmt>
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        <EOYAmt>393545</EOYAmt>
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        <EOYAmt>9845167</EOYAmt>
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        <CurrentTaxYearAmt>3277620</CurrentTaxYearAmt>
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        <CurrentTaxYearMinus1YearAmt>72975</CurrentTaxYearMinus1YearAmt>
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        <CurrentTaxYearAmt>2243023</CurrentTaxYearAmt>
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      <GrossInvestmentIncome509Grp>
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        <CurrentTaxYearMinus2YearsAmt>207866</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>147600</CurrentTaxYearMinus1YearAmt>
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        <CurrentTaxYearMinus2YearsAmt>207866</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>147600</CurrentTaxYearMinus1YearAmt>
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        <CurrentTaxYearMinus1YearAmt>3873431</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>3567919</CurrentTaxYearAmt>
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      <InvestmentIncomePYPct>0.03480</InvestmentIncomePYPct>
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          <AddressLine2>RESTRICTED</AddressLine2>
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        <TotalContributionsAmt>RESTRICTED</TotalContributionsAmt>
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        <BookValueAmt>792816</BookValueAmt>
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      <EquipmentGrp>
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      <TotalBookValueLandBuildingsAmt>3251624</TotalBookValueLandBuildingsAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
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      <NetUnrealizedGainsInvstAmt>288599</NetUnrealizedGainsInvstAmt>
      <DonatedServicesAndUseFcltsAmt>17280</DonatedServicesAndUseFcltsAmt>
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      <RevenueSubtotalAmt>3815918</RevenueSubtotalAmt>
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      <RevenueNotReportedFinclStmtAmt>30254</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>3846172</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>4491387</TotExpnsEtcAuditedFinclStmtAmt>
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      <ExpensesSubtotalAmt>4474107</ExpensesSubtotalAmt>
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        <ExplanationTxt>FOR THE YEAR ENDED DECEMBER 31, 2021, IASP HAS DOCUMENTED ITS CONSIDERATION OF FASB ASC 740-10, INCOME TAXES, THAT PROVIDES GUIDANCE FOR REPORTING UNCERTAINTY IN INCOME TAXES AND HAS DETERMINED THAT NO MATERIAL UNCERTAIN TAX POSITIONS QUALIFY FOR EITHER RECOGNITION OR DISCLOSURE IN THE FINANCIAL STATEMENTS.</ExplanationTxt>
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        <TypeOfActivitiesConductedTxt>GRANTS TO RECIPIENTS LOCATED IN REGION</TypeOfActivitiesConductedTxt>
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      <AccountActivitiesOutsideUSGrp>
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        <EmployeeCnt>0</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>GRANTS TO RECIPIENTS LOCATED IN REGION</TypeOfActivitiesConductedTxt>
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      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>SOUTH AMERICA</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>0</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>GRANTS TO RECIPIENTS LOCATED IN REGION</TypeOfActivitiesConductedTxt>
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      <AccountActivitiesOutsideUSGrp>
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        <EmployeeCnt>0</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>GRANTS TO RECIPIENTS LOCATED IN REGION</TypeOfActivitiesConductedTxt>
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        <RegionTxt>CENTRAL AMERICA AND THE CARIBBEAN</RegionTxt>
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        <MannerOfCashDisbursementTxt>WIRE TRANSFER</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
      </GrantsToOrgOutsideUSGrp>
      <GrantsToOrgOutsideUSGrp>
        <RegionTxt>EAST ASIA AND THE PACIFIC</RegionTxt>
        <PurposeOfGrantTxt>DEVELOPING COUNTRIES EDUCATION GRANTS</PurposeOfGrantTxt>
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      <GrantsToOrgOutsideUSGrp>
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        <MannerOfCashDisbursementTxt>WIRE TRANSFER</MannerOfCashDisbursementTxt>
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      <GrantsToOrgOutsideUSGrp>
        <RegionTxt>EUROPE</RegionTxt>
        <PurposeOfGrantTxt>COLLABORATIVE RESEARCH GRANTS</PurposeOfGrantTxt>
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        <MannerOfCashDisbursementTxt>WIRE TRANSFER</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
      </GrantsToOrgOutsideUSGrp>
      <GrantsToOrgOutsideUSGrp>
        <RegionTxt>EUROPE</RegionTxt>
        <PurposeOfGrantTxt>EARLY CAREER RESEARCH GRANTS</PurposeOfGrantTxt>
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        <MannerOfCashDisbursementTxt>WIRE TRANSFER</MannerOfCashDisbursementTxt>
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      <GrantsToOrgOutsideUSGrp>
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        <MannerOfCashDisbursementTxt>WIRE TRANSFER</MannerOfCashDisbursementTxt>
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        <MannerOfCashDisbursementTxt>WIRE TRANSFER</MannerOfCashDisbursementTxt>
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        <MannerOfCashDisbursementTxt>WIRE TRANSFER</MannerOfCashDisbursementTxt>
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      <GrantsToOrgOutsideUSGrp>
        <RegionTxt>SUB-SAHARAN AFRICA</RegionTxt>
        <PurposeOfGrantTxt>DEVELOPING COUNTRIES EDUCATION GRANTS</PurposeOfGrantTxt>
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        <MannerOfCashDisbursementTxt>WIRE TRANSFER</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
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      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>WILLIS MEMORIAL AWARD</TypeOfAssistanceTxt>
        <RegionTxt>EUROPE</RegionTxt>
        <RecipientCnt>1</RecipientCnt>
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        <TypeOfAssistanceTxt>AWARD FOR EXCELLENCE IN PAIN RESEARCH</TypeOfAssistanceTxt>
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          <BusinessNameLine1Txt>NEW YORK UNIVERSITY</BusinessNameLine1Txt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 2:</FormAndLineReferenceDesc>
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        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7B</FormAndLineReferenceDesc>
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        <ExplanationTxt>MANAGEMENT REVIEWS THE FORM 990 AS PREPARED BY AN INDEPENDENT ACCOUNTING FIRM. AFTER MANAGEMENT REVIEW, THE EXECUTIVE COMMITTEE REVIEWS THE RETURN BEFORE FILING WITH THE INTERNAL REVENUE SERVICE.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE IASP EXECUTIVE COMMITTEE USES VARIOUS ASSOCIATION SALARY SURVEYS WHEN REVIEWING AND SETTING THE ANNUAL COMPENSATION OF THE CHIEF EXECUTIVE OFFICER. THE COMMITTEE PERFORMS A FORMAL EVALUATION OF THE CHIEF EXECUTIVE OFFICER'S WORK, WHICH INCLUDES RATING PERFORMANCE AGAINST THE ORGANIZATION'S GOALS, ANALYSIS OF COMPENSATION, AND A MERIT-BASED SALARY ADJUSTMENT. PERFORMANCE REVIEWS ARE DOCUMENTED IN WRITING TO THE CEO. THE NEW CEO RECEIVED A PERFORMANCE EVALUATION IN AUGUST OF 2020.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>IASP BYLAWS ARE POSTED ON THE WEBSITE. THE MOST RECENT AUDITED FINANCIAL STATEMENTS ARE AVAILABLE UPON REQUEST AND THE CONFLICT OF INTEREST POLICY IS DISCLOSED ON THE 990.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART IX, LINE 11G</FormAndLineReferenceDesc>
        <ExplanationTxt>CONSULTANTS &amp; OTHER PROF FEES: PROGRAM SERVICE EXPENSES 512,645. MANAGEMENT AND GENERAL EXPENSES 177,620. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 690,265. FINANCIAL SERVICES: PROGRAM SERVICE EXPENSES 5,390. MANAGEMENT AND GENERAL EXPENSES 31,195. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 36,585. TEMP. LABOR: PROGRAM SERVICE EXPENSES 56,557. MANAGEMENT AND GENERAL EXPENSES 4,227. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 60,784.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>
