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        <Desc>Since its inception, the Academy has promoted the recognition of impressive scientists in the St Louis area. This tradition continues with the Academy Fellows induction and Annual Outstanding St Louis Scientists Awards. The Fellows of the Academy is a prestigious association of St Louis scientists and engineers of national reputation. The Fellows organization creates opportunities to tap into the wealth of science and technology resources in our area for recommendations and insight. Many Academy Fellows are recipients of an Outstanding St Louis Scientist Award.</Desc>
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      <InvestmentExpensesNotIncldAmt>38360</InvestmentExpensesNotIncldAmt>
      <OtherRevenuesNotIncludedAmt>0</OtherRevenuesNotIncludedAmt>
      <RevenueNotReportedFinclStmtAmt>38360</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>507693</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>685169</TotExpnsEtcAuditedFinclStmtAmt>
      <DonatedServicesUseFcltsAmt>52655</DonatedServicesUseFcltsAmt>
      <PriorYearAdjustmentsAmt>0</PriorYearAdjustmentsAmt>
      <LossesReportedAmt>0</LossesReportedAmt>
      <OtherExpensesIncludedAmt>0</OtherExpensesIncludedAmt>
      <ExpensesNotReportedAmt>52655</ExpensesNotReportedAmt>
      <ExpensesSubtotalAmt>632514</ExpensesSubtotalAmt>
      <InvestmentExpensesNotIncld2Amt>38360</InvestmentExpensesNotIncld2Amt>
      <OtherExpensesNotIncludedAmt>0</OtherExpensesNotIncludedAmt>
      <ExpensesNotRptFinclStmtAmt>38360</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>670874</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule D, Part V, Line 4</FormAndLineReferenceDesc>
        <ExplanationTxt>The goal of the use of the endowment is to have a total return that creates a balance between the need for current cash flow to support Academy mission activities and the long-term need to maintain the purchasing power of the endowment and for the endowment to grow over time. The Academy has adopted a total return spending policy to create a balance between the need for current income and the long-term needs of the Academy. A spending target of 3.9% was approved by the Board for 2022.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleI documentId="R000005" softwareId="22015720" softwareVersionNum="v1.00">
      <GrantRecordsMaintainedInd>1</GrantRecordsMaintainedInd>
      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>The Academy of Science St Louis Science Fair winners receive scholarship awards of varying amounts. Awards are in the form of a check issued to the student's 529 College Savings Plan. In 2022, there were 135 award recipients each receiving an award that varied from $100 to $1000 each.</GrantTypeTxt>
        <RecipientCnt>135</RecipientCnt>
        <CashGrantAmt>28225</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
      </GrantsOtherAsstToIndivInUSGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Schedule I, Part I, Line 2</FormAndLineReferenceDesc>
        <ExplanationTxt>Each project submitted to the Academy of Science St Louis Science Fair is evaluated by two judges during the event. Area schools send their top student projects to the fair. Each project is given an identifying number which is categorized by the student's grade. Judges scores are tabulated and awards go to the top students in each division. Special Awards are issued by supporting organizations for projects that meet their criteria for subject matter or excellence. Awards are issued to the students in the form of a scholarship check to their 529 College Savings Plan.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleI>
    <IRS990ScheduleJ documentId="R000006" softwareId="22015720" softwareVersionNum="v1.00">
      <WrittenEmploymentContractInd>X</WrittenEmploymentContractInd>
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>0</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>0</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>0</EquityBasedCompArrngmInd>
      <CompBasedOnRevenueOfFlngOrgInd>0</CompBasedOnRevenueOfFlngOrgInd>
      <CompBsdOnRevRelatedOrgsInd>0</CompBsdOnRevRelatedOrgsInd>
      <CompBsdNetEarnsFlngOrgInd>0</CompBsdNetEarnsFlngOrgInd>
      <CompBsdNetEarnsRltdOrgsInd>0</CompBsdNetEarnsRltdOrgsInd>
      <AnyNonFixedPaymentsInd>0</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>0</InitialContractExceptionInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>Mary E Burke</PersonNm>
        <TitleTxt>Chief Executive Officer</TitleTxt>
        <BaseCompensationFilingOrgAmt>177369</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>0</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>0</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>177369</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="R000007" softwareId="22015720" softwareVersionNum="v1.00">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part I, Line 5</FormAndLineReferenceDesc>
        <ExplanationTxt>Salaries for the Academy of Science are processed and paid by the Saint Louis Science Center. There is no relationship between the Academy and the Science Center other than a contract for rented space and other services rendered by the Science Center such as payroll processing, which is reimbursed by the Academy. The Science Center processes and pays salaries then sends an invoice for reimbursement by the Academy for the total amount of salaries paid including the FICA match and all health and retirement benefits costs. The Academy therefore pays for all salaries and benefits and these costs are included in the Statement of Functional Expenses. But payroll processing, including preparation of W2 and W3 forms and employment tax returns are handled by the Science Center under their tax ID number.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part V, Line 2a</FormAndLineReferenceDesc>
        <ExplanationTxt>Salaries for the Academy of Science are processed and paid by the Saint Louis Science Center. There is no relationship between the Academy and the Science Center other than a contract for rented space and other services rendered by the Science Center such as payroll processing, which is reimbursed by the Academy. The Science Center processes and pays salaries then sends an invoice for reimbursement by the Academy for the total amount of salaries paid including the FICA match and all health and retirement benefits costs. The Academy therefore pays for all salaries and benefits and these costs are included in the Statement of Functional Expenses. But payroll processing, including preparation of W2 and W3 forms and employment tax returns are handled by the Science Center under their tax ID number.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 11b</FormAndLineReferenceDesc>
        <ExplanationTxt>The Academy's IRS Form 990 is reviewed by the Executive Committee of the Board of Trustees. After review and approval by the Executive Committee, the 990 is submitted to the full board for their review and comments. The 990 is then transmitted to the IRS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 12c</FormAndLineReferenceDesc>
        <ExplanationTxt>To monitor transactions for conflicts of interest, each officer and trustee annually reviews the conflict of interest policy and provides a written statement indicating any potential or actual conflicts. Any statement provided from the officers and trustees that indicates a potential conflict is reviewed by the board to determine whether a conflict exists. If a conflict would be determined, the board would impose restriction on the person with the conflict, prohibiting them from impacting decisions regarding the topic and therefore removing the conflict.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 15</FormAndLineReferenceDesc>
        <ExplanationTxt>Compensation is reviewed annually for the Chief Executive Officer. There are no key employees and no Board Trustee or Office receive any compensation.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section C, Line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>The Academy's governing documents and conflict of interest policy are available to the general public upon request. The financial statements and IRS Form 990 are available through the Academy's website and are also available through the GuideStar website.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VII, Section A, Line 1a</FormAndLineReferenceDesc>
        <ExplanationTxt>The compensation listed for the highest paid employee is the compensation reported on the employee's W-2 provided by the St Louis Science Center. All wages including the amount listed in Part VII are paid back to the Science Center by the Academy. See the explanation on Schedule O: Form 990, Part V, Line 2a.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
    <ReasonableCauseExplanation documentId="R000008" softwareId="22015720" softwareVersionNum="v1.00">
      <ExplanationTxt>The Academy of Science of St Louis files the Form 990 return at the completion of that years audit. An explanation of reasonable cause will be mailed to the IRS.</ExplanationTxt>
    </ReasonableCauseExplanation>
  </ReturnData>
</Return>