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        <PersonNm>ALLEN ARRINGTON</PersonNm>
        <TitleTxt>DIRECTOR (TO MAY '14)</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
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      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>KATHLEEN M ATKINS</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
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        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
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      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>COL NEAL BARLOW</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
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      <Form990PartVIISectionAGrp>
        <PersonNm>SCOTT EBERHARDT</PersonNm>
        <TitleTxt>DIRECTOR (FROM MAY '14)</TitleTxt>
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        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>DR SANJAY GARG</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
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      <Form990PartVIISectionAGrp>
        <PersonNm>DR SIVARAM P GOGINENI</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>1.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
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      <Form990PartVIISectionAGrp>
        <PersonNm>DR FERDINAND GROSVELD</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>DR LUISELLA GUILICCHI</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>JEFFREY HAMSTRA</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>LANE A HANSEN</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>DR BASIL HASSAN</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>DR JAMES A KEENAN</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
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        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
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      <Form990PartVIISectionAGrp>
        <PersonNm>IN LEE</PersonNm>
        <TitleTxt>DIRECTOR (TO MAY '14)</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>DR ROBERT E LINDBERG</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>G ALAN LOWERY</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>DR DIMITRI N MARVIS</PersonNm>
        <TitleTxt>DIRECTOR (FROM MAY '14)</TitleTxt>
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        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
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      <Form990PartVIISectionAGrp>
        <PersonNm>KEVIN C MASSEY</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>PETER A MONTGOMERY</PersonNm>
        <TitleTxt>DIRECTOR (FROM MAY '14)</TitleTxt>
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        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
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      <Form990PartVIISectionAGrp>
        <PersonNm>DR NEAL J PFIEFER</PersonNm>
        <TitleTxt>DIRECTOR (TO MAY '14)</TitleTxt>
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        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
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      <Form990PartVIISectionAGrp>
        <PersonNm>DR SHAMIM A RAHMAN</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>DR JAYANT RAMAKRISHNAN</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>LAURA A RICHARD</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>DR J STEPHEN ROTTLER</PersonNm>
        <TitleTxt>DIRECTOR (TO MAY '14)</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>DR TREVOR SORENSEN</PersonNm>
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        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
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      <Form990PartVIISectionAGrp>
        <PersonNm>SANDRA MAGNUS</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>WILLIAM SEYMORE</PersonNm>
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        <PersonNm>KLAUS DANNENBERG</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>ANGELO IASIELLO</PersonNm>
        <TitleTxt>CHIEF OPERATING OFFICER</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>SUSAN LUBERT</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>KAREN ROSENBLUM</PersonNm>
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      <Form990PartVIISectionAGrp>
        <PersonNm>TAMMY MARKO</PersonNm>
        <TitleTxt>DIRECTOR, INFO TECH SVCS</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>MERRIE SCOTT</PersonNm>
        <TitleTxt>MANAGER, INDUSTRY PARTNERS</TitleTxt>
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      <Form990PartVIISectionAGrp>
        <PersonNm>KAREN THOMAS</PersonNm>
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          <BusinessName>
            <BusinessNameLine1>GAYLORD TEXAN RESORT &amp; CONV CENTER</BusinessNameLine1>
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        <ContractorAddress>
          <USAddress>
            <AddressLine1>201 WATERFRONT ST</AddressLine1>
            <City>NATIONAL HARBOR</City>
            <State>MD</State>
            <ZIPCode>20745</ZIPCode>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>CONVENTION SERVICES</ServicesDesc>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1>LUMINA DATAMATICS INC</BusinessNameLine1>
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        <ContractorAddress>
          <USAddress>
            <AddressLine1>DEPT CH 16508</AddressLine1>
            <City>PALATINE</City>
            <State>IL</State>
            <ZIPCode>600556508</ZIPCode>
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        </ContractorAddress>
        <ServicesDesc>PRINTING/PRODUCTION SERVICES</ServicesDesc>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1>HYATT REGENCY ATLANTA</BusinessNameLine1>
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        <ContractorAddress>
          <USAddress>
            <AddressLine1>265 PEACHTREE ST NE</AddressLine1>
            <City>ATLANTA</City>
            <State>GA</State>
            <ZIPCode>30303</ZIPCode>
          </USAddress>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1>LUMENS AUDIO VISUAL SERVICES</BusinessNameLine1>
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        <ContractorAddress>
          <ForeignAddress>
            <AddressLine1>1827 SOUTH ALMOND AVE</AddressLine1>
            <City>ONTARIO</City>
            <Country>CA</Country>
          </ForeignAddress>
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        <ServicesDesc>CONFERENCE AUDIO VISUAL SERVICES</ServicesDesc>
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      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1>BTAS INC</BusinessNameLine1>
          </BusinessName>
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        <ContractorAddress>
          <USAddress>
            <AddressLine1>3572 DAYTON-XENIA ROAD STE 210</AddressLine1>
            <City>BEAVERCREEK</City>
            <State>OH</State>
            <ZIPCode>45432</ZIPCode>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>CONSULTING SERVICES - AIAA CCSDS CONTRAC</ServicesDesc>
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      <TotalContributionsAmt>387503</TotalContributionsAmt>
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        <Desc>PUBLICATIONS</Desc>
        <BusinessCd>900099</BusinessCd>
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      <ProgramServiceRevenueGrp>
        <Desc>CONFERENCES &amp; EDUCATION</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>5547922</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>5547922</RelatedOrExemptFuncIncomeAmt>
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      <ProgramServiceRevenueGrp>
        <Desc>MEMBER DUES</Desc>
        <BusinessCd>900099</BusinessCd>
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        <UnrelatedBusinessRevenueAmt>21783</UnrelatedBusinessRevenueAmt>
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      <ProgramServiceRevenueGrp>
        <Desc>GOVERNMENT CONTRACTS</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>1192519</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>1192519</RelatedOrExemptFuncIncomeAmt>
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      <ProgramServiceRevenueGrp>
        <Desc>EXHIBITS</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>864670</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>864670</RelatedOrExemptFuncIncomeAmt>
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        <TotalRevenueColumnAmt>936980</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>936980</RelatedOrExemptFuncIncomeAmt>
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      <TotalProgramServiceRevenueAmt>20445237</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>708567</TotalRevenueColumnAmt>
        <ExclusionAmt>708567</ExclusionAmt>
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      <RoyaltiesRevenueGrp>
        <TotalRevenueColumnAmt>182191</TotalRevenueColumnAmt>
        <ExclusionAmt>182191</ExclusionAmt>
      </RoyaltiesRevenueGrp>
      <GrossAmountSalesAssetsGrp>
        <SecuritiesAmt>1024288</SecuritiesAmt>
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      <LessCostOthBasisSalesExpnssGrp>
        <SecuritiesAmt>1015522</SecuritiesAmt>
      </LessCostOthBasisSalesExpnssGrp>
      <GainOrLossGrp>
        <SecuritiesAmt>8766</SecuritiesAmt>
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      <NetGainOrLossInvestmentsGrp>
        <TotalRevenueColumnAmt>8766</TotalRevenueColumnAmt>
        <ExclusionAmt>8766</ExclusionAmt>
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        <Desc>AFFINITY REVENUE</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>15019</TotalRevenueColumnAmt>
        <ExclusionAmt>15019</ExclusionAmt>
      </OtherRevenueMiscGrp>
      <OtherRevenueMiscGrp>
        <Desc>BANNER ADS</Desc>
        <BusinessCd>541800</BusinessCd>
        <TotalRevenueColumnAmt>14668</TotalRevenueColumnAmt>
        <UnrelatedBusinessRevenueAmt>14668</UnrelatedBusinessRevenueAmt>
      </OtherRevenueMiscGrp>
      <OtherRevenueMiscGrp>
        <Desc>LIST RENTAL</Desc>
        <BusinessCd>900099</BusinessCd>
        <TotalRevenueColumnAmt>14218</TotalRevenueColumnAmt>
        <ExclusionAmt>14218</ExclusionAmt>
      </OtherRevenueMiscGrp>
      <MiscellaneousRevenueGrp>
        <TotalRevenueColumnAmt>2215</TotalRevenueColumnAmt>
        <ExclusionAmt>2215</ExclusionAmt>
      </MiscellaneousRevenueGrp>
      <OtherRevenueTotalAmt>46120</OtherRevenueTotalAmt>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>21778384</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>20292260</RelatedOrExemptFuncIncomeAmt>
        <UnrelatedBusinessRevenueAmt>167645</UnrelatedBusinessRevenueAmt>
        <ExclusionAmt>930976</ExclusionAmt>
      </TotalRevenueGrp>
      <CompCurrentOfcrDirectorsGrp>
        <TotalAmt>915992</TotalAmt>
        <ProgramServicesAmt>662745</ProgramServicesAmt>
        <ManagementAndGeneralAmt>253247</ManagementAndGeneralAmt>
      </CompCurrentOfcrDirectorsGrp>
      <OtherSalariesAndWagesGrp>
        <TotalAmt>5180490</TotalAmt>
        <ProgramServicesAmt>3931942</ProgramServicesAmt>
        <ManagementAndGeneralAmt>1248548</ManagementAndGeneralAmt>
      </OtherSalariesAndWagesGrp>
      <PensionPlanContributionsGrp>
        <TotalAmt>143478</TotalAmt>
        <ManagementAndGeneralAmt>143478</ManagementAndGeneralAmt>
      </PensionPlanContributionsGrp>
      <OtherEmployeeBenefitsGrp>
        <TotalAmt>1346446</TotalAmt>
        <ManagementAndGeneralAmt>1346446</ManagementAndGeneralAmt>
      </OtherEmployeeBenefitsGrp>
      <PayrollTaxesGrp>
        <TotalAmt>421343</TotalAmt>
        <ManagementAndGeneralAmt>421343</ManagementAndGeneralAmt>
      </PayrollTaxesGrp>
      <FeesForServicesLegalGrp>
        <TotalAmt>68638</TotalAmt>
        <ProgramServicesAmt>4221</ProgramServicesAmt>
        <ManagementAndGeneralAmt>64417</ManagementAndGeneralAmt>
      </FeesForServicesLegalGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>71937</TotalAmt>
        <ProgramServicesAmt>71937</ProgramServicesAmt>
      </FeesForServicesAccountingGrp>
      <FeesForSrvcInvstMgmntFeesGrp>
        <TotalAmt>24288</TotalAmt>
        <ManagementAndGeneralAmt>24288</ManagementAndGeneralAmt>
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      <FeesForServicesOtherGrp>
        <TotalAmt>1331019</TotalAmt>
        <ProgramServicesAmt>1208045</ProgramServicesAmt>
        <ManagementAndGeneralAmt>122974</ManagementAndGeneralAmt>
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      <AdvertisingGrp>
        <TotalAmt>310377</TotalAmt>
        <ProgramServicesAmt>310238</ProgramServicesAmt>
        <ManagementAndGeneralAmt>139</ManagementAndGeneralAmt>
      </AdvertisingGrp>
      <OfficeExpensesGrp>
        <TotalAmt>3089232</TotalAmt>
        <ProgramServicesAmt>2911863</ProgramServicesAmt>
        <ManagementAndGeneralAmt>177369</ManagementAndGeneralAmt>
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      <OccupancyGrp>
        <TotalAmt>559547</TotalAmt>
        <ManagementAndGeneralAmt>559547</ManagementAndGeneralAmt>
      </OccupancyGrp>
      <TravelGrp>
        <TotalAmt>368441</TotalAmt>
        <ProgramServicesAmt>292293</ProgramServicesAmt>
        <ManagementAndGeneralAmt>76148</ManagementAndGeneralAmt>
      </TravelGrp>
      <ConferencesMeetingsGrp>
        <TotalAmt>3395599</TotalAmt>
        <ProgramServicesAmt>3379654</ProgramServicesAmt>
        <ManagementAndGeneralAmt>15945</ManagementAndGeneralAmt>
      </ConferencesMeetingsGrp>
      <InterestGrp>
        <TotalAmt>95</TotalAmt>
        <ManagementAndGeneralAmt>95</ManagementAndGeneralAmt>
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      <DepreciationDepletionGrp>
        <TotalAmt>563437</TotalAmt>
        <ProgramServicesAmt>161101</ProgramServicesAmt>
        <ManagementAndGeneralAmt>402336</ManagementAndGeneralAmt>
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      <InsuranceGrp>
        <TotalAmt>85321</TotalAmt>
        <ManagementAndGeneralAmt>85321</ManagementAndGeneralAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>AWARDS &amp; HONORARIA</Desc>
        <TotalAmt>329931</TotalAmt>
        <ProgramServicesAmt>329931</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>SECTION REBATE</Desc>
        <TotalAmt>225881</TotalAmt>
        <ProgramServicesAmt>225881</ProgramServicesAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>TAXES &amp; LICENSES</Desc>
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        <ProgramServicesAmt>43748</ProgramServicesAmt>
        <ManagementAndGeneralAmt>17802</ManagementAndGeneralAmt>
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      <OtherExpensesGrp>
        <Desc>TRAINING</Desc>
        <TotalAmt>28647</TotalAmt>
        <ProgramServicesAmt>19339</ProgramServicesAmt>
        <ManagementAndGeneralAmt>9308</ManagementAndGeneralAmt>
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      <AllOtherExpensesGrp>
        <TotalAmt>1276366</TotalAmt>
        <ProgramServicesAmt>1026737</ProgramServicesAmt>
        <ManagementAndGeneralAmt>249629</ManagementAndGeneralAmt>
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      <TotalFunctionalExpensesGrp>
        <TotalAmt>19798055</TotalAmt>
        <ProgramServicesAmt>14579675</ProgramServicesAmt>
        <ManagementAndGeneralAmt>5218380</ManagementAndGeneralAmt>
        <FundraisingAmt>0</FundraisingAmt>
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      <CashNonInterestBearingGrp>
        <BOYAmt>1478366</BOYAmt>
        <EOYAmt>3358237</EOYAmt>
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      <AccountsReceivableGrp>
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        <EOYAmt>371041</EOYAmt>
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      <InventoriesForSaleOrUseGrp>
        <BOYAmt>28232</BOYAmt>
        <EOYAmt>55388</EOYAmt>
      </InventoriesForSaleOrUseGrp>
      <PrepaidExpensesDefrdChargesGrp>
        <BOYAmt>386363</BOYAmt>
        <EOYAmt>371948</EOYAmt>
      </PrepaidExpensesDefrdChargesGrp>
      <LandBldgEquipCostOrOtherBssAmt>4894347</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>3494845</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>1916963</BOYAmt>
        <EOYAmt>1399502</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <InvestmentsPubTradedSecGrp>
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        <EOYAmt>24317240</EOYAmt>
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        <BOYAmt>7664827</BOYAmt>
        <EOYAmt>8896766</EOYAmt>
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      <TotalAssetsGrp>
        <BOYAmt>38151515</BOYAmt>
        <EOYAmt>38770122</EOYAmt>
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      <AccountsPayableAccrExpnssGrp>
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        <EOYAmt>1972303</EOYAmt>
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      <DeferredRevenueGrp>
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        <EOYAmt>5295590</EOYAmt>
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      <EscrowAccountLiabilityGrp>
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      </EscrowAccountLiabilityGrp>
      <OtherLiabilitiesGrp>
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        <EOYAmt>77092</EOYAmt>
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      <TotalLiabilitiesGrp>
        <BOYAmt>11362956</BOYAmt>
        <EOYAmt>7344985</EOYAmt>
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      <OrganizationFollowsSFAS117Ind>X</OrganizationFollowsSFAS117Ind>
      <UnrestrictedNetAssetsGrp>
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        <EOYAmt>22301137</EOYAmt>
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      <TemporarilyRstrNetAssetsGrp>
        <BOYAmt>7615000</BOYAmt>
        <EOYAmt>9124000</EOYAmt>
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      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>26788559</BOYAmt>
        <EOYAmt>31425137</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>38151515</BOYAmt>
        <EOYAmt>38770122</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <InfoInScheduleOPartXIInd>X</InfoInScheduleOPartXIInd>
      <ReconcilationRevenueExpnssAmt>1980329</ReconcilationRevenueExpnssAmt>
      <NetUnrlzdGainsLossesInvstAmt>2761345</NetUnrlzdGainsLossesInvstAmt>
      <OtherChangesInNetAssetsAmt>-105096</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
      <FSAuditedInd>1</FSAuditedInd>
      <FSAuditedBasisGrp>
        <ConsolidatedBasisFinclStmtInd>X</ConsolidatedBasisFinclStmtInd>
      </FSAuditedBasisGrp>
      <AuditCommitteeInd>1</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>0</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="RetDoc1039100001">
      <PubliclySupportedOrg509a2Ind>X</PubliclySupportedOrg509a2Ind>
      <GiftsGrantsContrisRcvd509Grp>
        <CurrentTaxYearMinus4YearsAmt>60435</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>65609</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>59786</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>53889</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>387503</CurrentTaxYearAmt>
        <TotalAmt>627222</TotalAmt>
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      <GrossReceiptsAdmissionsGrp>
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        <CurrentTaxYearMinus3YearsAmt>23414658</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>21301152</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>18180644</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>20292260</CurrentTaxYearAmt>
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      <Total509Grp>
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        <CurrentTaxYearMinus3YearsAmt>23480267</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>21360938</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>18234533</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>20679763</CurrentTaxYearAmt>
        <TotalAmt>106560757</TotalAmt>
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      <AmountsRcvdDsqlfyPersonGrp>
        <TotalAmt>0</TotalAmt>
      </AmountsRcvdDsqlfyPersonGrp>
      <SubstantialContributorsAmtGrp>
        <TotalAmt>0</TotalAmt>
      </SubstantialContributorsAmtGrp>
      <SubstAndDsqlfyPrsnsTotGrp>
        <TotalAmt>0</TotalAmt>
      </SubstAndDsqlfyPrsnsTotGrp>
      <PublicSupportTotal509Amt>106560757</PublicSupportTotal509Amt>
      <GrossInvestmentIncome509Grp>
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        <CurrentTaxYearMinus3YearsAmt>760301</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>884106</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>803249</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>890758</CurrentTaxYearAmt>
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      <InvestmentIncomeAndUBTIGrp>
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        <CurrentTaxYearMinus1YearAmt>803249</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>890758</CurrentTaxYearAmt>
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      <NetIncomeFromOtherUBIGrp>
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        <CurrentTaxYearMinus2YearsAmt>36542</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>28000</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>31452</CurrentTaxYearAmt>
        <TotalAmt>187293</TotalAmt>
      </NetIncomeFromOtherUBIGrp>
      <TotalSupportCalendarYearGrp>
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        <CurrentTaxYearMinus3YearsAmt>24285774</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>22281586</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>19065782</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>21601973</CurrentTaxYearAmt>
        <TotalAmt>110811596</TotalAmt>
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      <PublicSupportCY509Pct>0.96160</PublicSupportCY509Pct>
      <PublicSupportPY509Pct>0.96170</PublicSupportPY509Pct>
      <InvestmentIncomeCYPct>0.03670</InvestmentIncomeCYPct>
      <InvestmentIncomePYPct>0.03630</InvestmentIncomePYPct>
      <ThirtyThrPctSuprtTestsCY509Ind>X</ThirtyThrPctSuprtTestsCY509Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleC documentId="RetDoc1039600001">
      <TotalDirectLobbyingGrp>
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      </TotalDirectLobbyingGrp>
      <TotalLobbyingExpendGrp>
        <FilingOrganizationsTotalAmt>29967</FilingOrganizationsTotalAmt>
      </TotalLobbyingExpendGrp>
      <OtherExemptPurposeExpendGrp>
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      <TotalExemptPurposeExpendGrp>
        <FilingOrganizationsTotalAmt>19692976</FilingOrganizationsTotalAmt>
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      <LobbyingNontaxableAmountGrp>
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      </LobbyingNontaxableAmountGrp>
      <GrassrootsNontaxableGrp>
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      </GrassrootsNontaxableGrp>
      <TotLbbyngGrassrootMnsNonTxGrp>
        <FilingOrganizationsTotalAmt>0</FilingOrganizationsTotalAmt>
      </TotLbbyngGrassrootMnsNonTxGrp>
      <TotLbbyExpendMnsLbbyngNonTxGrp>
        <FilingOrganizationsTotalAmt>0</FilingOrganizationsTotalAmt>
      </TotLbbyExpendMnsLbbyngNonTxGrp>
      <AvgLobbyingNontaxableAmountGrp>
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        <CurrentYearMinus2Amt>1000000</CurrentYearMinus2Amt>
        <CurrentYearMinus1Amt>1000000</CurrentYearMinus1Amt>
        <CurrentYearAmt>1000000</CurrentYearAmt>
        <TotalAmt>3910341</TotalAmt>
      </AvgLobbyingNontaxableAmountGrp>
      <LobbyingCeilingAmt>5865512</LobbyingCeilingAmt>
      <AvgTotalLobbyingExpendGrp>
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        <CurrentYearMinus1Amt>147904</CurrentYearMinus1Amt>
        <CurrentYearAmt>29967</CurrentYearAmt>
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      <AvgGrassrootsNontaxableGrp>
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        <CurrentYearMinus2Amt>250000</CurrentYearMinus2Amt>
        <CurrentYearMinus1Amt>250000</CurrentYearMinus1Amt>
        <CurrentYearAmt>250000</CurrentYearAmt>
        <TotalAmt>977585</TotalAmt>
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    <IRS990ScheduleD documentId="RetDoc1039900001">
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      </ArtPublicExhibitionAmountsGrp>
      <SolicitedAssetsSaleInd>0</SolicitedAssetsSaleInd>
      <AgentTrusteeEtcInd>1</AgentTrusteeEtcInd>
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      <DistributionsDuringYearAmt>25914</DistributionsDuringYearAmt>
      <EndingBalanceAmt>326523</EndingBalanceAmt>
      <InclEscrowCustodialAcctLiabInd>0</InclEscrowCustodialAcctLiabInd>
      <LeaseholdImprovementsGrp>
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      <EquipmentGrp>
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      <OtherAssetsOrgGrp>
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      <OtherAssetsOrgGrp>
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      <OtherAssetsOrgGrp>
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      <OtherLiabilitiesOrgGrp>
        <Desc>OTHER LIABILITIES</Desc>
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      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>CUSTOMER DEPOSITS</Desc>
        <Amt>7140</Amt>
      </OtherLiabilitiesOrgGrp>
      <OtherLiabilitiesOrgGrp>
        <Desc>SUBLEASE DEPOSITS</Desc>
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      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>77092</TotalLiabilityAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART III, LINE 1A:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE INSTITUTE HOLDS AVIATION AND SPACE RELATED STAMP AND COIN COLLECTIONS. EACH OF THESE ITEMS IS CARRIED ON THE BALANCE SHEET AT $1.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>ADDITIONALLY, MANAGEMENT HAS CONCLUDED THAT THERE ARE NO UNCERTAIN TAX POSITIONS THROUGH SEPTEMBER 30, 2014.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleJ documentId="RetDoc1042400001">
      <ClubDuesOrFeesInd>X</ClubDuesOrFeesInd>
      <WrittenPolicyRefTAndEExpnssInd>1</WrittenPolicyRefTAndEExpnssInd>
      <SubstantiationRequiredInd>1</SubstantiationRequiredInd>
      <CompensationCommitteeInd>X</CompensationCommitteeInd>
      <IndependentConsultantInd>X</IndependentConsultantInd>
      <Form990OfOtherOrganizationsInd>X</Form990OfOtherOrganizationsInd>
      <WrittenEmploymentContractInd>X</WrittenEmploymentContractInd>
      <CompensationSurveyInd>X</CompensationSurveyInd>
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>0</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>0</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>0</EquityBasedCompArrngmInd>
      <CompBasedOnRevenueOfFlngOrgInd>0</CompBasedOnRevenueOfFlngOrgInd>
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      <CompBsdNetEarnsRltdOrgsInd>0</CompBsdNetEarnsRltdOrgsInd>
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      <InitialContractExceptionInd>0</InitialContractExceptionInd>
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        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
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      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>WILLIAM SEYMORE</PersonNm>
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        <FormAndLineReferenceDesc>PART I, LINE 1A</FormAndLineReferenceDesc>
        <ExplanationTxt>HEALTH/SOCIAL CLUB DUES IS AVAIABLE TO ALL STAFF MEMBERS. DURING THE TAX YEAR, 37 INDIVIDUALS RECEIVED THIS BENEFIT. IT WAS TAXABLE TO ALL WHO RECEIVED IT.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 7</FormAndLineReferenceDesc>
        <ExplanationTxt>AIAA HAS A MERIT BONUS SYSTEM THAT APPLIES TO ALL EMPLOYEES AND IS MONITORED BY THE COMPENSATION COMMITTEE OF INDEPENDENT BOARD MEMBERS.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>AIAA'S MEMBERSHIP CLASSES INCLUDE HONORARY FELLOWS, FELLOWS, ASSOCIATE FELLOWS, SENIOR MEMBERS, MEMBERS, AND HONORARY MEMBERS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>HONORARY FELLOWS, FELLOWS, ASSOCIATE FELLOWS, SENIOR MEMBERS, AND MEMBERS SHALL BE ELIGIBLE TO HOLD OFFICE AND TO VOTE. HONORARY MEMBERS SHALL BE ENTITLED TO VOTE BUT SHALL NOT BE ENTITLED TO BE AN OFFICER OR DIRECTOR. MEMBERS VOTE ANNUALLY TO ELECT MEMBERS OF THE BOARD OF DIRECTORS, AND WHEN NEEDED TO MAKE CHANGES TO THE INSTITUTE CONSTITUTION.</ExplanationTxt>
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        <ExplanationTxt>CHANGES TO THE CONSTITUTION MUST BE RATIFIED BY THE MEMBERSHIP.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11</FormAndLineReferenceDesc>
        <ExplanationTxt>FORM 990 IS PLACED ON A WEBSITE FOR THE BOARD OF DIRECTORS TO REVIEW. MANAGEMENT REVIEWS FORM 990 BY VALIDATING THE ANSWERS AND RECONCILING FINANCIAL INFORMATION TO THE AUDITED FINANCIAL STATEMENTS TO ENSURE ACCURACY.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>ANNUALLY, AIAA BOARD MEMBERS AND AIAA STAFF ARE REQUIRED TO SIGN A CONFLICT OF INTEREST POLICY ACKNOWLEDGEMENT AND DISCLOSURE STATEMENTS AND CERTIFY THAT THE REQUIREMENTS OF THIS POLICY HAVE BEEN MET.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>THE COMPENSATION COMMITTEE WILL ANNUALLY REVIEW AND RECOMMEND TO THE BOARD FOR APPROVAL THE SALARY ADJUSTMENT POOLS AND THE BONUS POOLS TO BE USED FOR STAFF COMPENSATION. THE COMPENSATION COMMITTEE CONSISTS OF INDEPENDENT BOARD MEMBERS, RELYING ON OUTSIDE KNOWLEDGEABLE CONSULTANTS, ARMED WITH RECENT AND RELEVANT SALARY SURVEYS, RECOMMENDS COMPENSATION PACKAGE TO THE BOARD.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>GOVERNING DOCUMENTS ARE AVAILABLE ON AIAA'S WEBSITE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XI, LINE 9:</FormAndLineReferenceDesc>
        <ExplanationTxt>PENSION RELATED CHARGES -105,096.</ExplanationTxt>
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