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      <InvestmentIncomeCYPct>0.02770</InvestmentIncomeCYPct>
      <InvestmentIncomePYPct>0.03010</InvestmentIncomePYPct>
      <ThirtyThrPctSuprtTestsCY509Ind>X</ThirtyThrPctSuprtTestsCY509Ind>
      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>SCHEDULE A, PART III, LINE 12, EXPLANATION OF OTHER INCOME:</FormAndLineReferenceDesc>
        <ExplanationTxt>INCOME FROM ACTIVITIES NOT NORMALLY RECURRING</ExplanationTxt>
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          <AddressLine2>RESTRICTED</AddressLine2>
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        <FilingOrganizationsTotalAmt>0</FilingOrganizationsTotalAmt>
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      <TotalDirectLobbyingGrp>
        <FilingOrganizationsTotalAmt>0</FilingOrganizationsTotalAmt>
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      <TotalLobbyingExpendGrp>
        <FilingOrganizationsTotalAmt>0</FilingOrganizationsTotalAmt>
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      <OtherExemptPurposeExpendGrp>
        <FilingOrganizationsTotalAmt>3559133</FilingOrganizationsTotalAmt>
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      <TotalExemptPurposeExpendGrp>
        <FilingOrganizationsTotalAmt>3559133</FilingOrganizationsTotalAmt>
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      <LobbyingNontaxableAmountGrp>
        <FilingOrganizationsTotalAmt>327957</FilingOrganizationsTotalAmt>
      </LobbyingNontaxableAmountGrp>
      <GrassrootsNontaxableGrp>
        <FilingOrganizationsTotalAmt>81989</FilingOrganizationsTotalAmt>
      </GrassrootsNontaxableGrp>
      <TotLbbyngGrassrootMnsNonTxGrp>
        <FilingOrganizationsTotalAmt>0</FilingOrganizationsTotalAmt>
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      <TotLbbyExpendMnsLbbyngNonTxGrp>
        <FilingOrganizationsTotalAmt>0</FilingOrganizationsTotalAmt>
      </TotLbbyExpendMnsLbbyngNonTxGrp>
      <AvgLobbyingNontaxableAmountGrp>
        <CurrentYearMinus3Amt>311662</CurrentYearMinus3Amt>
        <CurrentYearMinus2Amt>336034</CurrentYearMinus2Amt>
        <CurrentYearMinus1Amt>332716</CurrentYearMinus1Amt>
        <CurrentYearAmt>327957</CurrentYearAmt>
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      <AvgGrassrootsNontaxableGrp>
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        <CurrentYearMinus1Amt>83179</CurrentYearMinus1Amt>
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        <ContributionsAmt>151296</ContributionsAmt>
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        <OtherExpendituresAmt>54895</OtherExpendituresAmt>
        <AdministrativeExpensesAmt>2732</AdministrativeExpensesAmt>
        <EndYearBalanceAmt>482548</EndYearBalanceAmt>
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      <CYMinus2YrEndwmtFundGrp>
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        <ContributionsAmt>38541</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>36173</InvestmentEarningsOrLossesAmt>
        <OtherExpendituresAmt>40810</OtherExpendituresAmt>
        <AdministrativeExpensesAmt>2848</AdministrativeExpensesAmt>
        <EndYearBalanceAmt>473937</EndYearBalanceAmt>
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        <BeginningYearBalanceAmt>451852</BeginningYearBalanceAmt>
        <ContributionsAmt>3628</ContributionsAmt>
        <InvestmentEarningsOrLossesAmt>781</InvestmentEarningsOrLossesAmt>
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        <EndYearBalanceAmt>442881</EndYearBalanceAmt>
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      <CYMinus4YrEndwmtFundGrp>
        <BeginningYearBalanceAmt>471079</BeginningYearBalanceAmt>
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        <AdministrativeExpensesAmt>4220</AdministrativeExpensesAmt>
        <EndYearBalanceAmt>451852</EndYearBalanceAmt>
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      <EndowmentsHeldRelatedOrgInd>0</EndowmentsHeldRelatedOrgInd>
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      <BuildingsGrp>
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        <BookValueAmt>1130271</BookValueAmt>
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      <EquipmentGrp>
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      <OtherLandBuildingsGrp>
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      <OtherLiabilitiesOrgGrp>
        <Desc>DUE TO INTERNATIONAL SOCIETY OF PHARMACOMETRICS</Desc>
        <Amt>49658</Amt>
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      <TotalLiabilityAmt>49658</TotalLiabilityAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART V, LINE 4:</FormAndLineReferenceDesc>
        <ExplanationTxt>PURPOSE OF ENDOWMENT: THE BOARD OF DIRECTORS HAS DESIGNATED CASH AND INVESTMENTS TO BE SET ASIDE TO MEET AT LEAST THREE MONTHS WORTH OF OPERATING EXPENSES. THE BOARD HAS ALSO DESIGNATED CERTAIN INVESTMENTS AND THE INCOME RELATED TO THOSE INVESTMENTS ACCOUNTS FOR PAYMENT OF THE SOCIETY'S AWARD PROGRAMS AT ITS ANNUAL MEETING. THE AWARDS PROGRAMS FOR WHICH INVESTMENTS HAVE BEEN SET ASIDE INCLUDE THE WILLIAM B. ABRAMS AWARD, THE RAWLS-PALMER AWARD, THE SHEINER-BEAL AWARD, THE GARY NEIL PRIZE, AND THE SCIENTIFIC AWARDS COMMITTEE.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SOCIETY HAS EVALUATED ITS TAX POSITIONS FOR ALL OPEN TAX YEARS. CURRENTLY, THE TAX YEARS OPEN AND SUBJECT TO EXAMINATION BY THE INTERNAL REVENUE SERVICE ARE THE 2016, 2017, AND 2018 TAX YEARS. HOWEVER, THE SOCIETY IS NOT CURRENTLY UNDER AUDIT. BASED ON THE EVALUATION OF THE SOCIETY'S TAX POSITIONS, MANAGEMENT BELIEVES ALL TAX POSITIONS TAKEN WOULD BE UPHELD UNDER AN EXAMINATION. THEREFORE, NO PROVISIONS FOR THE EFFECTS OF UNCERTAIN TAX POSITIONS HAVE BEEN RECORDED FOR THE YEAR ENDED DECEMBER 31, 2018.</ExplanationTxt>
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      <SubtotalEmployeesCnt>0</SubtotalEmployeesCnt>
      <ContinuationTotalOfficeCnt>0</ContinuationTotalOfficeCnt>
      <ContinuationTotalEmployeeCnt>0</ContinuationTotalEmployeeCnt>
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      <ContinuationSpentAmt>0</ContinuationSpentAmt>
      <TotalSpentAmt>0</TotalSpentAmt>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>SHEINER-BEAL PHARMACOMETRICS AWARD ($1500 PER AWARD)</TypeOfAssistanceTxt>
        <RegionTxt>EUROPE (INCLUDING ICELAND &amp; GREENLAND)</RegionTxt>
        <RecipientCnt>1</RecipientCnt>
        <CashGrantAmt>1500</CashGrantAmt>
        <MannerOfCashDisbursementTxt>WIRE</MannerOfCashDisbursementTxt>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>2018 STUDENT TRAVEL GRANT ($500 PER AWARD)</TypeOfAssistanceTxt>
        <RegionTxt>EAST ASIA AND THE PACIFIC</RegionTxt>
        <RecipientCnt>1</RecipientCnt>
        <CashGrantAmt>500</CashGrantAmt>
        <MannerOfCashDisbursementTxt>CHECK</MannerOfCashDisbursementTxt>
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      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>2018 STUDENT TRAVEL GRANT ($500 PER AWARD)</TypeOfAssistanceTxt>
        <RegionTxt>EUROPE (INCLUDING ICELAND &amp; GREENLAND)</RegionTxt>
        <RecipientCnt>3</RecipientCnt>
        <CashGrantAmt>1500</CashGrantAmt>
        <MannerOfCashDisbursementTxt>CHECK</MannerOfCashDisbursementTxt>
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      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>2018 STUDENT TRAVEL GRANT ($500 PER AWARD)</TypeOfAssistanceTxt>
        <RegionTxt>NORTH AMERICA</RegionTxt>
        <RecipientCnt>2</RecipientCnt>
        <CashGrantAmt>1000</CashGrantAmt>
        <MannerOfCashDisbursementTxt>CHECK</MannerOfCashDisbursementTxt>
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      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>2018 PRESIDENT TRAINEE AWARD ($500 PER AWARD)</TypeOfAssistanceTxt>
        <RegionTxt>NORTH AMERICA</RegionTxt>
        <RecipientCnt>2</RecipientCnt>
        <CashGrantAmt>1000</CashGrantAmt>
        <MannerOfCashDisbursementTxt>CHECK</MannerOfCashDisbursementTxt>
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      <TransferToForeignCorpInd>0</TransferToForeignCorpInd>
      <InterestInForeignTrustInd>0</InterestInForeignTrustInd>
      <ForeignCorpOwnershipInd>0</ForeignCorpOwnershipInd>
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      <ForeignPartnershipInd>0</ForeignPartnershipInd>
      <BoycottCountriesInd>0</BoycottCountriesInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>EACH YEAR ASCPT'S AWARDS PROGRAM PROVIDES AN ARRAY OF AWARDS THAT RECOGNIZE OUTSTANDING SCIENCE AND ACHIEVEMENT IN CLINICAL PHARMACOLOGY AND TRANSLATIONAL SCIENCE. ASCPT'S AWARDS SPAN THE CONTINUUM OF CLINICAL PHARMACOLOGY, TRANSLATIONAL MEDICINE, AND THERAPEUTICS. THE ARRAY OF AWARDS IS DESIGNED TO RECOGNIZE EVERY TURNING POINT IN THE CAREER PATH FROM YOUNG INVESTIGATOR TO SEASONED SCIENTIST WITH THE FOCUS ON EXCEPTIONAL ACHIEVEMENTS IN THE DIMENSIONS THAT THE AWARDS ARE FOCUSED. EACH AWARD CANDIDATE IS NOMINATED THROUGH THE SUBMISSION OF A NOMINATION PACKET THAT INCLUDES A SUMMARIZED CV AND COMPREHENSIVE ASSESSMENT OF ALL ASPECTS OF THE CANDIDATES OUTSTANDING ATTRIBUTES. ADDITIONALLY, 1 TO 3 RECOMMENDATIONS MUST BE INCLUDED FROM INDIVIDUALS AS WELL AS THE CANDIDATES COMPLETE CV AND HIGHLIGHTS OF NOTEWORTHY SCIENTIFIC ACCOMPLISHMENTS. AFTER THE SELECTION PROCESS IS COMPLETE, THE RECIPIENTS RECEIVE THE MONETARY AWARD, A TRAVEL STIPEND TO THE ANNUAL MEETING AND RECOGNITION DURING THE ANNUAL MEETING.</ExplanationTxt>
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      <GrantRecordsMaintainedInd>1</GrantRecordsMaintainedInd>
      <GrantsOtherAsstToIndivInUSGrp>
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        <RecipientCnt>13</RecipientCnt>
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      <GrantsOtherAsstToIndivInUSGrp>
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        <CashGrantAmt>10500</CashGrantAmt>
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      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>ASCPT-FDA WILLIAM B. ABRAMS AWARD ($500 PER AWARD)</GrantTypeTxt>
        <RecipientCnt>1</RecipientCnt>
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      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>GARY NEIL PRIZE FOR INNOVATION IN DRUG DEVELOPMENT ($2500 PER AWARD)</GrantTypeTxt>
        <RecipientCnt>1</RecipientCnt>
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      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>GOLDSTEIN &amp; MORROW AWARD ($1000 PER AWARD)</GrantTypeTxt>
        <RecipientCnt>4</RecipientCnt>
        <CashGrantAmt>4000</CashGrantAmt>
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      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>HENRY W. ELLIOTT DISTINGUISHED SERVICE AWARD ($1000 PER AWARD)</GrantTypeTxt>
        <RecipientCnt>1</RecipientCnt>
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      </GrantsOtherAsstToIndivInUSGrp>
      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>LEON I. GOLDBERG EARLY INVESTIGATOR AWARD ($1000 PER AWARD)</GrantTypeTxt>
        <RecipientCnt>1</RecipientCnt>
        <CashGrantAmt>1000</CashGrantAmt>
      </GrantsOtherAsstToIndivInUSGrp>
      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>OSCAR B. HUNTER CAREER AWARD IN THERAPEUTICS ($1500 PER AWARD)</GrantTypeTxt>
        <RecipientCnt>1</RecipientCnt>
        <CashGrantAmt>1500</CashGrantAmt>
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      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>RAWLS-PALMER PROGRESS IN MEDICINE AWARD ($1000 PER AWARD)</GrantTypeTxt>
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      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>WILLIAM B. ABRAMS AWARD IN GERIATRIC CLINICAL PHARMACOLOGY ($1000 PER AWARD)</GrantTypeTxt>
        <RecipientCnt>1</RecipientCnt>
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        <FormAndLineReferenceDesc>PART I, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>EACH YEAR ASCPT'S AWARDS PROGRAM PROVIDES AN ARRAY OF AWARDS THAT RECOGNIZE OUTSTANDING SCIENCE AND ACHIEVEMENT IN CLINICAL PHARMACOLOGY AND TRANSLATIONAL SCIENCE. ASCPT'S AWARDS SPAN THE CONTINUUM OF CLINICAL PHARMACOLOGY, TRANSLATIONAL MEDICINE, AND THERAPEUTICS. THE ARRAY OF AWARDS IS DESIGNED TO RECOGNIZE EVERY TURNING POINT IN THE CAREER PATH FROM YOUNG INVESTIGATOR TO SEASONED SCIENTIST WITH THE FOCUS ON EXCEPTIONAL ACHIEVEMENTS IN THE DIMENSIONS THAT THE AWARDS ARE FOCUSED. EACH AWARD CANDIDATE IS NOMINATED THROUGH THE SUBMISSION OF A NOMINATION PACKET THAT INCLUDES A SUMMARIZED CV AND COMPREHENSIVE ASSESSMENT OF ALL ASPECTS OF THE CANDIDATES OUTSTANDING ATTRIBUTES. ADDITIONALLY, 1 TO 3 RECOMMENDATIONS MUST BE INCLUDED FROM INDIVIDUALS AS WELL AS THE CANDIDATES COMPLETE CV AND HIGHLIGHTS OF NOTEWORTHY SCIENTIFIC ACCOMPLISHMENTS. AFTER THE SELECTION PROCESS IS COMPLETE, THE RECIPIENTS RECEIVE THE MONETARY AWARD, A TRAVEL STIPEND TO THE ANNUAL MEETING AND RECOGNITION DURING THE ANNUAL MEETING.</ExplanationTxt>
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        <PersonNm>ELISE LAFFMAN-JOHNSON</PersonNm>
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        <FormAndLineReferenceDesc>PART I, LINE 7</FormAndLineReferenceDesc>
        <ExplanationTxt>THE PROCESS FOR CALCULATING THE STAFF BONUS IS DEPENDENT ON PERFORMANCE AND DISCUSSIONS WITH THE COMPENSATION COMMITTEE AND THE CEO. THE CEO'S BONUS IS CALCULATED BASED ON ACHIEVEMENT OF INCENTIVE OBJECTIVES THAT ARE APPROVED BY THE COMPENSATION COMMITTEE. BONUSES ARE USUALLY OFFERED IN THE RANGE OF 3-5% OF SALARY.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SOCIETY HAS FOUR CLASSES OF MEMBERS: FULL MEMBER, EARLY CAREER MEMBER, EMERITUS MEMBER, AND TRAINEE/STUDENT MEMBER. FULL MEMBER: FOR APPLICANTS WHO HAVE EARNED A DOCTORATE DEGREE OR EQUIVALENT IN ANY OF THE BIOMEDICAL SCIENCES. ALSO FOR APPLICANTS IN EXECUTIVE AND LEADERSHIP ROLES IN RELATED ORGANIZATIONS. APPLICANTS MUST DEMONSTRATE A SINCERE INTEREST IN, AND CONTRIBUTIONS TO, HUMAN PHARMACOLOGY AND THERAPEUTICS THROUGH PUBLICATIONS, GRANTS, PATENTS, GOVERNMENTAL REPORTS, COMPANY REPORTS, ETC. EARLY CAREER MEMBER: AN EARLY CAREER MEMBER IS A SCIENTIST IN THEIR FIRST FIVE YEARS OF PRACTICE. EMERITUS MEMBER: EMERITUS MEMBERS HAVE COMPLETED AT LEAST 20 YEARS OF MEMBERSHIP AND HAVE REACHED THE AGE OF 65. TRAINEE/STUDENT MEMBER: FOR APPLICANTS CURRENTLY ENROLLED IN A POST-DOCTORAL TRAINING PROGRAM WHO HAVE DEMONSTRATED AN INTEREST IN HUMAN PHARMACOLOGY AND THERAPEUTICS. ALSO FOR APPLICANTS WHO ARE PURSUING A POST-BACCALAUREATE DEGREE AND WHO POSSESS AN INTEREST IN HUMAN PHARMACOLOGY AND THERAPEUTICS.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>MEMBERS SHALL HAVE SUCH VOTING PRIVILEGES AS ARE DETERMINED FROM TIME TO TIME BY THE SOCIETY'S GOVERNING BOARD AND SHALL VOTE IN SUCH MANNER AS DETERMINED BY THE GOVERNING BOARD.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7B</FormAndLineReferenceDesc>
        <ExplanationTxt>ANY CHANGES TO THE ORGANIZATION'S BYLAWS ARE SUBJECT TO APPROVAL BY THE FULL MEMBERS.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990 WAS REVIEWED IN DETAIL BY THE TREASURER OF ASCPT AND MADE AVAILABLE TO ALL MEMBERS OF THE BOARD OF DIRECTORS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL ASCPT VOLUNTEER LEADERS COMPLETE A WRITTEN CONFLICT OF INTEREST DISCLOSURE. THE CEO, LEGAL COUNSEL, AND SENIOR STAFF ARE AWARE OF CONFLICTS, AND DISCUSS ANY ACTUAL OR POTENTIAL COI ISSUES. CONFLICT OF INTEREST IS DISCUSSED AT THE BEGINNING OF EVERY BOARD OF DIRECTORS CONFERENCE CALL, WITH BOARD MEMBERS BEING ASKED TO DECLARE ANY CONFLICTS AT THE BEGINNING OF THE CALL. MONITORING AND COMPLIANCE WAS DONE WITH THE ORGANIZATIONAL STAFF MEMBERS AND LEGAL COUNSEL.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ASCPT COMPENSATION COMMITTEE REVIEWS AND APPROVES THE CEO SALARY WITH COMPARABILITY DATA AND CONTEMPORANEOUS SUBSTANTION OF THE DECISION. THE CEO REVIEWS OTHER KEY EMPLOYEES USING COMPARABILITY DATA AND CONTEMPORANEOUS SUBSTANTIATION OF THE DECISION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE GOVERNING DOCUMENTS AND CONFLICT OF INTEREST POLICY ARE AVAILABLE ON THE ASCPT WEBSITE. FINANCIAL STATEMENTS ARE AVAILABLE UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART IX, LINE 11G</FormAndLineReferenceDesc>
        <ExplanationTxt>OTHER PROFESSIONAL FEES: PROGRAM SERVICE EXPENSES 102,477. MANAGEMENT AND GENERAL EXPENSES 11,685. FUNDRAISING EXPENSES 2,488. TOTAL EXPENSES 116,650. OUTSIDE SERVICES: PROGRAM SERVICE EXPENSES 280,995. MANAGEMENT AND GENERAL EXPENSES 0. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 280,995.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XII, LINE 1:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SOCIETY PREPARES ITS FINANCIAL STATEMENTS ON THE MODIFIED CASH BASIS OF ACCOUNTING. REVENUES ARE RECOGNIZED WHEN COLLECTED RATHER THAN WHEN EARNED, AND EXPENSES ARE GENERALLY RECOGNIZED WHEN PAID RATHER THAN WHEN INCURRED. THE MODIFIED CASH BASIS OF ACCOUNTING INCLUDES THE RECORDING OF DEPRECIATION ON PROPERTY AND EQUIPMENT, AND REALIZED AND UNREALIZED GAINS AND LOSSES ON INVESTMENTS.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>