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      <FederalGrantAuditPerformedInd>true</FederalGrantAuditPerformedInd>
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      <PublicOrganization170Ind>X</PublicOrganization170Ind>
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        <CurrentTaxYearMinus4YearsAmt>41521637</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>29860611</CurrentTaxYearMinus3YearsAmt>
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        <CurrentTaxYearMinus1YearAmt>24912466</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>30101928</CurrentTaxYearAmt>
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        <CurrentTaxYearAmt>30101928</CurrentTaxYearAmt>
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      <SubstantialContributorsTotAmt>41954900</SubstantialContributorsTotAmt>
      <PublicSupportTotal170Amt>111283153</PublicSupportTotal170Amt>
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        <CurrentTaxYearMinus4YearsAmt>40565</CurrentTaxYearMinus4YearsAmt>
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        <CurrentTaxYearMinus1YearAmt>130012</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>154992</CurrentTaxYearAmt>
        <TotalAmt>437570</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <UnrelatedBusinessNetIncm170Grp>
        <TotalAmt>0</TotalAmt>
      </UnrelatedBusinessNetIncm170Grp>
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        <CurrentTaxYearMinus4YearsAmt>2034449</CurrentTaxYearMinus4YearsAmt>
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        <CurrentTaxYearAmt>0</CurrentTaxYearAmt>
        <TotalAmt>2118293</TotalAmt>
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      <TotalSupportAmt>155793916</TotalSupportAmt>
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      <PublicSupportPY170Pct>0.70323</PublicSupportPY170Pct>
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      <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>
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    </IRS990ScheduleB>
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      <TotalGrassrootsLobbyingGrp />
      <TotalDirectLobbyingGrp />
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      <TotalExemptPurposeExpendGrp />
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      <MediaAdvertisementsInd>false</MediaAdvertisementsInd>
      <MailingsMembersInd>false</MailingsMembersInd>
      <PublicationsOrBroadcastInd>false</PublicationsOrBroadcastInd>
      <GrantsOtherOrganizationsInd>false</GrantsOtherOrganizationsInd>
      <DirectContactLegislatorsInd>false</DirectContactLegislatorsInd>
      <RalliesDemonstrationsInd>false</RalliesDemonstrationsInd>
      <OtherActivitiesInd>true</OtherActivitiesInd>
      <OtherActivitiesAmt>33500</OtherActivitiesAmt>
      <TotalLobbyingExpendituresAmt>33500</TotalLobbyingExpendituresAmt>
      <NotDescribedSection501c3Ind>false</NotDescribedSection501c3Ind>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE C, PART II-B, LINE 1I</FormAndLineReferenceDesc>
        <ExplanationTxt>OTHER ACTIVITIES: THE CONSULTING FIRM, BIGLEY AND BLIKLE, ASSISTS WITH ADVOCATING AND LOBBYING EFFORTS TO STRENGTHEN THE ORGANIZATION'S GOVERNMENTAL RELATIONS AND SPECIFIC LEGISLATIVE EFFORTS SUPPORTING ADVANCE PLACEMENT COURSES AND TEACHER EDCUATION. THE AMOUNT REPORTED ON PART II-B, LINE 1I IS THE LOBBYING PORTION OF THE CONSULTING FEES.</ExplanationTxt>
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      <CYMinus4YrEndwmtFundGrp />
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      <BuildingsGrp />
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        <OtherCostOrOtherBasisAmt>418365</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>213612</DepreciationAmt>
        <BookValueAmt>204753</BookValueAmt>
      </LeaseholdImprovementsGrp>
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>260104</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>247402</DepreciationAmt>
        <BookValueAmt>12702</BookValueAmt>
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      <FederalIncomeTaxLiabilityAmt>0</FederalIncomeTaxLiabilityAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>Deferred Rent</Desc>
        <Amt>261594</Amt>
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      <TotalLiabilityAmt>261594</TotalLiabilityAmt>
      <TotalRevEtcAuditedFinclStmtAmt>40915817</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>288370</NetUnrealizedGainsInvstAmt>
      <RevenueNotReportedAmt>288370</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>40627447</RevenueSubtotalAmt>
      <TotalRevenuePerForm990Amt>40627447</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>45205706</TotExpnsEtcAuditedFinclStmtAmt>
      <ExpensesSubtotalAmt>45205706</ExpensesSubtotalAmt>
      <TotalExpensesPerForm990Amt>45205706</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D, PART X, LINE 2</FormAndLineReferenceDesc>
        <ExplanationTxt>ASC 740 FOOTNOTE: MANAGEMENT HAS EVALUATED THEIR INCOME TAX POSITIONS UNDER THE GUIDANCE INCLUDED IN ASC 740. BASED ON THEIR REVIEW, MANAGEMENT HAS NOT IDENTIFIED ANY MATERIAL UNCERTAIN TAX POSITIONS TO BE RECORDED OR DISCLOSED IN THE FINANCIAL STATEMENTS.</ExplanationTxt>
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      <GrantRecordsMaintainedInd>true</GrantRecordsMaintainedInd>
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          <BusinessNameLine1Txt>DREXEL UNIVERSITY</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>3141 CHEStNUT STREET</AddressLine1Txt>
          <CityNm>PHILADELPHIA</CityNm>
          <StateAbbreviationCd>PA</StateAbbreviationCd>
          <ZIPCd>19104</ZIPCd>
        </USAddress>
        <RecipientEIN>231352630</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>147635</CashGrantAmt>
        <PurposeOfGrantTxt>Teacher Pathways</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>FLORIDA INTERNATIONAL UNIVERSITY</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>11200 SW 8TH STREET</AddressLine1Txt>
          <CityNm>MIAMI</CityNm>
          <StateAbbreviationCd>FL</StateAbbreviationCd>
          <ZIPCd>33199</ZIPCd>
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        <PurposeOfGrantTxt>Teacher Pathways</PurposeOfGrantTxt>
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      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>OKLAHOMA STATE UNIVERSITY</BusinessNameLine1Txt>
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        <USAddress>
          <AddressLine1Txt>400 S MONROE ST</AddressLine1Txt>
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          <StateAbbreviationCd>OK</StateAbbreviationCd>
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        <RecipientEIN>736017987</RecipientEIN>
        <IRCSectionDesc>115</IRCSectionDesc>
        <CashGrantAmt>128401</CashGrantAmt>
        <PurposeOfGrantTxt>Teacher Pathways</PurposeOfGrantTxt>
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      <RecipientTable>
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          <BusinessNameLine1Txt>UNIVERSITY OF WEST VIRGINIA</BusinessNameLine1Txt>
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        <USAddress>
          <AddressLine1Txt>886 CHESTNUT RIDGE ROAD</AddressLine1Txt>
          <CityNm>MORGANTOWN</CityNm>
          <StateAbbreviationCd>WV</StateAbbreviationCd>
          <ZIPCd>26505</ZIPCd>
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        <RecipientEIN>300449363</RecipientEIN>
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      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>GEORGE WASHINGTON UNIVERSITY</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>2121 I STREET NW</AddressLine1Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
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      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>LOUISIANA TECH UNIVERSITY</BusinessNameLine1Txt>
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        <USAddress>
          <AddressLine1Txt>PO BOX 3092</AddressLine1Txt>
          <CityNm>RUSTON</CityNm>
          <StateAbbreviationCd>LA</StateAbbreviationCd>
          <ZIPCd>71272</ZIPCd>
        </USAddress>
        <RecipientEIN>726000792</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>205276</CashGrantAmt>
        <PurposeOfGrantTxt>Teacher Pathways</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>UNIVERSITY OF MASSACHUSETTS BOSTON</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>100 MORRISSEY BOULEVARD</AddressLine1Txt>
          <CityNm>BOSTON</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02125</ZIPCd>
        </USAddress>
        <RecipientEIN>013167352</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>389053</CashGrantAmt>
        <PurposeOfGrantTxt>Teacher Pathways</PurposeOfGrantTxt>
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      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>UNIVERSITY OF NEVADA RENO</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>1664 N VIRGINIA STREET</AddressLine1Txt>
          <CityNm>RENO</CityNm>
          <StateAbbreviationCd>NV</StateAbbreviationCd>
          <ZIPCd>89557</ZIPCd>
        </USAddress>
        <RecipientEIN>886000024</RecipientEIN>
        <IRCSectionDesc>115</IRCSectionDesc>
        <CashGrantAmt>271719</CashGrantAmt>
        <PurposeOfGrantTxt>Teacher Pathways</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>A COLLEGE READY</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>1230 1ST AVE N</AddressLine1Txt>
          <CityNm>BIRMINGHAM</CityNm>
          <StateAbbreviationCd>AL</StateAbbreviationCd>
          <ZIPCd>35023</ZIPCd>
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        <RecipientEIN>631050676</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>448498</CashGrantAmt>
        <PurposeOfGrantTxt>AP Program</PurposeOfGrantTxt>
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      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>KENTUCKY SCIENCE AND TECHNOLOGY</BusinessNameLine1Txt>
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          <AddressLine1Txt>PO BOX 1049</AddressLine1Txt>
          <CityNm>LEXINGTON</CityNm>
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          <ZIPCd>40588</ZIPCd>
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        <CashGrantAmt>127449</CashGrantAmt>
        <PurposeOfGrantTxt>AP Program</PurposeOfGrantTxt>
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      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>MOREHEAD STATE UNIVERSITY</BusinessNameLine1Txt>
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          <AddressLine1Txt>150 UNIVERSITY BLVD</AddressLine1Txt>
          <CityNm>MOREHEAD</CityNm>
          <StateAbbreviationCd>KY</StateAbbreviationCd>
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        <RecipientEIN>611014029</RecipientEIN>
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        <PurposeOfGrantTxt>Teacher Pathways</PurposeOfGrantTxt>
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      <RecipientTable>
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          <BusinessNameLine1Txt>Colorado Education Initiative</BusinessNameLine1Txt>
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          <CityNm>Denver</CityNm>
          <StateAbbreviationCd>CO</StateAbbreviationCd>
          <ZIPCd>80264</ZIPCd>
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          <CityNm>houston</CityNm>
          <StateAbbreviationCd>TX</StateAbbreviationCd>
          <ZIPCd>77004</ZIPCd>
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        <RecipientEIN>746001399</RecipientEIN>
        <IRCSectionDesc>115</IRCSectionDesc>
        <CashGrantAmt>60000</CashGrantAmt>
        <PurposeOfGrantTxt>teacher pathways</PurposeOfGrantTxt>
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      <Total501c3OrgCnt>13</Total501c3OrgCnt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE I, PART I, LINE 2</FormAndLineReferenceDesc>
        <ExplanationTxt>PROCEDURES FOR MONITORING THE USE OF GRANT FUNDS: NMSI PREPARES A COMPREHENSIVE REPORT FOR ALL OF ITS DONORS ON A REGULARLY SCHEDULED BASIS AS REQUESTED. THESE REPORTS PROVIDE THE MOST RECENT RESULTS BY SITE AND PROGRAM, ALONG WITH FINANCIAL RESULTS COMPARED TO BUDGET. NMSI'S WEB-BASED DATA SYSTEMS PROVIDE A REPORTING PLATFORM FOR EACH SITE TO REPORT ITS RESULTS WHICH ARE SUBSEQUENTLY COMPARED TO THE REQUIRED MILESTONES. IN THE EVENT THAT MILESTONES ARE NOT MET IN THE REQUESTED TIME PERIOD, GRANT FUNDS ARE NOT RELEASED UNTIL THE GRANTEE IS IN COMPLIANCE WITH THE REQUIREMENTS DOCUMENTED IN EACH PARTICIPANT'S SIGNED AGREEMENT.</ExplanationTxt>
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        <PersonNm>STACY MILES</PersonNm>
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        <PersonNm>DIANE KEANE</PersonNm>
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        <PersonNm>PAUL DUCHENE</PersonNm>
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        <PersonNm>JONATHAN DURFIELD</PersonNm>
        <TitleTxt>VP</TitleTxt>
        <BaseCompensationFilingOrgAmt>166426</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
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        <OtherCompensationFilingOrgAmt>1800</OtherCompensationFilingOrgAmt>
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        <DeferredCompensationFlngOrgAmt>5304</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>27831</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>201361</TotalCompensationFilingOrgAmt>
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        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>TAMMY KNAPP</PersonNm>
        <TitleTxt>CFO/Secretary/Treasurer</TitleTxt>
        <BaseCompensationFilingOrgAmt>202857</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>9776</BonusFilingOrganizationAmount>
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        <OtherCompensationFilingOrgAmt>1500</OtherCompensationFilingOrgAmt>
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        <DeferredCompensationFlngOrgAmt>18158</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>20079</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>252370</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>9776</CompReportPrior990FilingOrgAmt>
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      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>MICHELLE STIE-BUCKLES</PersonNm>
        <TitleTxt>VP</TitleTxt>
        <BaseCompensationFilingOrgAmt>148213</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>4505</BonusFilingOrganizationAmount>
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        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>188819</TotalCompensationFilingOrgAmt>
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      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>JACLYN CASTMA</PersonNm>
        <TitleTxt>VP</TitleTxt>
        <BaseCompensationFilingOrgAmt>150579</BaseCompensationFilingOrgAmt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE J, PART I, LINE 1A</FormAndLineReferenceDesc>
        <ExplanationTxt>FIRST-CLASS OR CHARTER TRAVEL: OFFICERS AND DIRECTORS OF NATIONAL MATH AND SCIENCE INITIATIVE, IN UNUSUAL CIRCUMSTANCES, MAY TRAVEL FIRST-CLASS WHEN THERE ARE NO OTHER ACCOMODATIONS AVAILABLE TO MEET THEIR NEEDS. THE FIRST-CLASS TRAVEL EXPENSES ARE SUBJECT TO NATIONAL MATH AND SCIENCE INITIATIVE'S WRITTEN EXPENSE REIMBURSEMENT POLICY AND SUBSTANTIATION OF THE TRAVEL EXPENSE IS REQUIRED, PRIOR TO REIMBURSEMENT.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE J, PART II, COLUMN (C)</FormAndLineReferenceDesc>
        <ExplanationTxt>RETIREMENT AND OTHER DEFERRED COMPENSATION: SOME AMOUNTS IN THIS COLUMN ARE DUE TO BONUSES THAT WERE DEFERRED IN TAX YEAR 2019. THE DEFERRED BONUS WILL BE REPORTED IN COLUMN B(II) AND COLUMN F WHEN THEY ARE PAID IN TAX YEAR 2020.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule J, Part I, line 7</FormAndLineReferenceDesc>
        <ExplanationTxt>Performance-Based Compensation: NMSI values team and individual job performance and correlates its compensation accordingly. based on organizational fiscal health, overall performance, and ceo discretion, NMSI typicially awards annual merit increases and bonuses based on a staff member's performance during the prior fiscal year. Merit increases are generally effective on JAnuary 1 following the end of fiscal year (although might not be reflected until a later pay date which may include a retroactive payment) and bonuses are typically paid out in April. Staff members who are hired after July 1 or temporary staff members are not typically eligible for a merit increase or bonus. Additionally, staff members who change jobs after July 1 are generally not eligible for a merit increase related to that fiscal year; however, they are generally eligible for a performance-based bonus. Bonuses and merit increases are never guaranteed.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="IRS990ScheduleO">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>PROCESS USED TO REVIEW FORM 990: THE ORGANIZATION ENGAGES A PAID PREPARER EXPERIENCED IN THE PREPARATION OF FORM 990 TO PREPARE THE FORM. ONCE THE 990 IS COMPLETED IN DRAFT FORM, IT IS REVIEWED BY NATIONAL MATH AND SCIENCE INITIATIVE'S CFO AND PRESENTED TO THE AUDIT COMMITTEE MEMBERS FOR THEIR REVIEW AND APPROVAL PRIOR TO FILING.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>CONFLICT OF INTEREST POLICY: NMSI'S CONFLICT OF INTEREST POLICY REQUIRES ALL STAFF, INCLUDING OFFICERS, DIRECTORS, KEY EMPLOYEES, AND HIGHEST COMPENSATED EMPLOYEES, TO SIGN AND RETURN AN ANNUAL COMPLIANCE STATEMENT DISCLOSING ANY CONFLICT. UPON DISCLOSURE OF A POTENTIAL CONFLICT OF INTEREST, NMSI WILL TAKE APPROPRIATE STEPS TO PROTECT AGAINST ANY ACTUAL OR POTENTIAL CONFLICT. THESE STEPS INCLUDE, BUT ARE NOT LIMITED TO, REQUIRING REFRAINMENT FROM BEING INVOLVED IN ANY DECISION MADE BY NMSI REGARDING ITS DEALINGS WITH THE CONFLICTED PERSON, BUSINESS OR ENTERPRISE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINES 15A &amp; 15B</FormAndLineReferenceDesc>
        <ExplanationTxt>PROCESS FOR DETERMINING EXECUTIVE LEVEL COMPENSATION: NATIONAL MATH AND SCIENCE INITIATIVE HAS A COMPENSATION COMMITTEE OF THE BOARD OF DIRECTORS WHICH REVIEWS AND APPROVES THE COMPENSATION OF THE ORGANIZATION'S CEO. THE COMPENSATION COMMITTEE USES SALARY DATA FROM PUBLISHED COMPENSATION SURVEYS OF NON-PROFIT ORGANIZATIONS TO DETERMINE THE APPROPRIATE COMPENSATION FOR THE NATIONAL MATH AND SCIENCE INITIATIVE CEO. THE COMPENSATION OF THE OTHER OFFICERS AND KEY EMPLOYEES ARE DETERMINED BY THE CEO USING THE SAME DATA. DURING 2018, NMSI HIRED A NEW CEO AND THE CEO SALARY WAS DETERMINED BY THE BOARD OF DIRECTORS, AND THE CEO REVIEWED AND APPROVED ALL OTHER EXECUTIVE LEVEL COMPENSATION. DOCUMENTATION OF THESE REVIEWS ARE KEPT IN THE HR PERSONNEL FILES.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>AVAILABILITY OF DOCUMENTS: NMSI MAKES ITS GOVERNING DOCUMENTS, CONFLICTS OF INTEREST POLICY, AND FINANICAL STATEMENTS AVAILABLE TO THE PUBLIC UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VII, SECTION A, COLUMN (F)</FormAndLineReferenceDesc>
        <ExplanationTxt>ESTIMATED AMOUNTS OF OTHER COMPENSATION FROM THE ORGANIZATION: AMOUNTS IN THE COLUMN ARE DUE TO THE BONUSES THAT WERE DEFERRED IN TAX YEAR 2019. THE DEFERRED BONUSES WILL BE REPORTED IN COLUMN (D) WHEN THEY ARE PAID IN TAX YEAR 2020.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>