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        <PersonNm>ROBERT M HARINGTON</PersonNm>
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        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
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      <RecipientTable>
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        <USAddress>
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          <CityNm>WILLIAMSTOWN</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>01267</ZIPCd>
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        <RecipientEIN>815247930</RecipientEIN>
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        <PurposeOfGrantTxt>EPSILON FUND - ANNUAL SUPPORT</PurposeOfGrantTxt>
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      <RecipientTable>
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        <USAddress>
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          <CityNm>MAYAGUEZ</CityNm>
          <StateAbbreviationCd>PR</StateAbbreviationCd>
          <ZIPCd>006819000</ZIPCd>
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        <RecipientEIN>660433761</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
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        <PurposeOfGrantTxt>EPSILON FUND - ANNUAL SUPPORT</PurposeOfGrantTxt>
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      <RecipientTable>
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        <USAddress>
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          <CityNm>EAST SETAUKET</CityNm>
          <StateAbbreviationCd>NY</StateAbbreviationCd>
          <ZIPCd>11733</ZIPCd>
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        <RecipientEIN>462782877</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
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        <PurposeOfGrantTxt>EPSILON FUND - ANNUAL SUPPORT</PurposeOfGrantTxt>
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      <RecipientTable>
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          <CityNm>NEW YORK</CityNm>
          <StateAbbreviationCd>NY</StateAbbreviationCd>
          <ZIPCd>10005</ZIPCd>
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        <RecipientEIN>201239616</RecipientEIN>
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      <RecipientTable>
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          <CityNm>LOS ANGELES</CityNm>
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          <ZIPCd>900892532</ZIPCd>
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      <RecipientTable>
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          <StateAbbreviationCd>VA</StateAbbreviationCd>
          <ZIPCd>24061</ZIPCd>
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        <RecipientEIN>546001805</RecipientEIN>
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      <RecipientTable>
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          <CityNm>HOUSTON</CityNm>
          <StateAbbreviationCd>TX</StateAbbreviationCd>
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        <RecipientEIN>741109620</RecipientEIN>
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      <GrantsOtherAsstToIndivInUSGrp>
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        <CashGrantAmt>220500</CashGrantAmt>
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      <GrantsOtherAsstToIndivInUSGrp>
        <GrantTypeTxt>CONGRESSIONAL FELLOWSHIP</GrantTypeTxt>
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        <CashGrantAmt>103907</CashGrantAmt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE AMERICAN MATHEMATICAL SOCIETY AWARDS VARIOUS TYPES OF GRANTS, PRIZES AND SCHOLARSHIPS. SOME GRANTS REIMBURSE TRAVEL EXPENSES TO ENCOURAGE MATHEMATICIANS TO TRAVEL AND COLLABORATE WITH OTHERS IN THE FIELD. THESE GRANT EXPENSES ARE CAREFULLY MONITORED THROUGH EXPENSE REIMBURSEMENT PROCEDURES. FOR OTHER GRANTS, THE RECIPIENT IS REQUIRED TO REPORT THEIR PLANS FOR THE USE OF FUNDS EITHER DURING THE APPLICATION PROCESS OR BEFORE RECEIVING THE FUNDS. AFTER THE GRANT PERIOD IS OVER, A REPORT ON THE USE OF THE FUNDS IS ALSO REQUIRED. THE APPLICATION FOR CONSIDERATION INCLUDES ACKNOWLEDGEMENT THAT IF SELECTED, THE AWARD WILL BE USED FOR STATED PURPOSES. SOME AWARDS ARE PRIZES THAT RECOGNIZE A BODY OF MATHEMATICAL WORK OR RESEARCH RESULTS THAT HAVE ALREADY BEEN COMPLETED.</ExplanationTxt>
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    </IRS990ScheduleI>
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        <FormAndLineReferenceDesc>PART I, COLUMN (B):</FormAndLineReferenceDesc>
        <ExplanationTxt>THE NUMBER REPORTED IN PART I, COLUMN (B) IS THE NUMBER OF CONTRIBUTIONS RECEIVED.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 6</FormAndLineReferenceDesc>
        <ExplanationTxt>THERE ARE FOUR CLASSES OF MEMBERS: ORDINARY, CONTRIBUTING, CORPORATE, AND INSTITUTIONAL.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE INDIVIDUAL MEMBERSHIP ELECTS ALL BOARD MEMBERS, EXCEPT THE TREASURER AND ASSOCIATE TREASURER. THE TREASURER AND ASSOCIATE TREASURER SERVE WITH APPROVAL OF THE COUNCIL. A SECOND GOVERNING BODY, THE COUNCIL, HAS SOME MEMBERS THAT ARE ELECTED BY THE MEMBERSHIP.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION A, LINE 7B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE BYLAWS MAY ONLY BE AMENDED ON RECOMMENDATION OF THE COUNCIL AND WITH THE APPROVAL OF THE MEMBERSHIP OF THE SOCIETY, SUCH APPROVAL CONSISTING OF AN AFFIRMATIVE VOTE BY TWO-THIRDS OF THE MEMBERS PRESENT AT A BUSINESS MEETING OR OF TWO-THIRDS OF THE MEMBERS VOTING IN A MAIL BALLOT IN WHICH AT LEAST TEN PERCENT OF THE MEMBERS VOTE, WHICHEVER ALTERNATIVE HAS BEEN DESIGNATED BY THE COUNCIL AND CARRIED OUT SUBJECT TO THE SPECIFIC PROCEDURES OUTLINED IN THE BYLAWS.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE 990 IS PREPARED BY THE FISCAL DEPARTMENT AND THE SOCIETY'S TAX ADVISORS, CITRIN COOPERMAN ADVISORS. WHEN THE FINAL DRAFT IS PREPARED, IT IS REVIEWED BY THE CHIEF FINANCIAL OFFICER AND THE EXECUTIVE DIRECTOR. AFTER THIS REVIEW, THE BOARD OF TRUSTEES IS ASKED TO REVIEW THE 990 ELECTRONICALLY BY ACCESSING A SECURE INTERNET SITE. THEY ARE GIVEN APPROXIMATELY THREE TO FIVE BUSINESS DAYS TO REVIEW THE DRAFT. AFTER RESPONDING TO ANY FEEDBACK FROM THE TRUSTEES, THE FILING IS MADE.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>AMS OFFICERS, TRUSTEES, AND KEY EMPLOYEE, WHO ARE DEFINED AS INTERESTED PERSONS, ARE REQUIRED TO DISCLOSE ANNUALLY FINANCIAL INTERESTS THAT COULD GIVE RISE TO CONFLICTS BY SIGNING OFF ON THE CONFLICT OF INTEREST POLICY. THE AMS ADOPTED THIS POLICY IN NOVEMBER 2011 AND TRUSTEES SIGNED OFF ON THIS POLICY IN NOVEMBER. EACH NOVEMBER TRUSTEES AND KEY EMPLOYEES WILL BE ASKED TO AGAIN SIGN OFF ON THE POLICY AND DISCLOSE ANY POSSIBLE OR ACTUAL CONFLICTS. THE AMS DEFINES AN "INTERESTED PERSON" ACCORDING TO THE IRS DEFINITION, AND THEY ARE ANY DIRECTOR, PRINCIPAL OFFICER, OR MEMBER OF A COMMITTEE WITH BOARD-DELEGATED POWERS, WHO HAS A DIRECT OR INDIRECT FINANCIAL INTEREST. AN INTERESTED PERSON MUST DISCLOSE A FINANCIAL INTEREST, AS DEFINED BY THE IRS, THAT IS A POTENTIAL CONFLICT TO THE BOARD OF TRUSTEES OR COMMITTEE WHO WILL DECIDE IF A CONFLICT EXISTS. IF THE BOARD OF TRUSTEES OR COMMITTEE WITH BOARD-DELEGATED POWERS, EXCLUDING THE INTERESTED PERSON DECIDES THAT A CONFLICT EXISTS, ALTERNATIVE TRANSACTIONS OR ARRANGEMENTS MIGHT BE MADE AFTER INVESTIGATING IN ORDER TO AVOID THE CONFLICT. ALTERNATIVELY, DISINTERESTED PERSONS ON THE BOARD OF TRUSTEES OR COMMITTEE MAY DETERMINE THAT A TRANSACTION IS FAIR OR REASONABLE AND IN THE BEST INTERESTS OF THE ORGANIZATION. THE INTERESTED PERSON WHO HAS A CONFLICT MAY NOT VOTE ON MATTERS FOR WHICH THERE IS A CONFLICT OF INTEREST AND THEY MUST BE EXCLUDED FROM DISCUSSIONS OF MATTERS FOR WHICH THERE IS A CONFLICT OF INTEREST.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15</FormAndLineReferenceDesc>
        <ExplanationTxt>THE BOARD OF TRUSTEES REVIEWS AND APPROVES WITH THE EXECUTIVE DIRECTOR THE PROCESS BY WHICH THE EXECUTIVE DIRECTOR ESTABLISHES THE SALARY AND BENEFITS OF THE CHIEF FINANCIAL OFFICER AND KEY EMPLOYEES FOR THE UPCOMING YEAR. INCLUDED IN THIS REVIEW IS COMPARISON DATA FROM COMPENSATION SURVEYS. WITH RESPECT TO THE EXECUTIVE DIRECTOR, THE BOARD IS GIVEN SALARY AND BENEFIT AMOUNTS APPROVED FOR THE CURRENT YEAR, AND PROFORMA AMOUNTS FOR THE UPCOMING YEAR. THE BOARD IS ALSO GIVEN COMPARISON DATA FROM COMPENSATION SURVEYS TO ASSIST WITH COMPENSATION DECISIONS FOR THE EXECUTIVE DIRECTOR. THE BOARD TAKES INTO CONSIDERATION THE INFORMATION PROVIDED BY STAFF AS WELL AS COMPENSATION SURVEYS AND PERFORMANCE IN SETTING HIS/HER COMPENSATION FOR THE FOLLOWING YEAR. ALL COMPENSATION SURVEYS USED FOR SETTING THE EXECUTIVE DIRECTOR AND KEY EMPLOYEES' SALARIES ARE FROM INDEPENDENT SOURCES, AND THEY ARE GATHERED BY A HUMAN RESOURCES PROFESSIONAL. THE BOARD DOCUMENTS THEIR PROCESS FOR SETTING THE SALARIES EACH YEAR.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE SOCIETY'S GOVERNING DOCUMENTS ARE ON THE SOCIETY'S WEBSITE. THE ANNUAL REPORT OF THE TREASURER, INCLUDING THE FINANCIAL STATEMENT, IS PUBLISHED EACH YEAR IN THE SOCIETY'S PUBLICATION, NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY. THESE PUBLICATIONS ARE AVAILABLE ON THE WEBSITE.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VII, SECTION A, LINE 15:</FormAndLineReferenceDesc>
        <ExplanationTxt>PROFESSOR BORIS HASSELBLATT, SECRETARY, IS EMPLOYED BY TUFTS UNIVERSITY. THE SOCIETY HAS AN AGREEMENT WITH THE UNIVERSITY TO REIMBURSE FOR HALF OF THE COMPENSATION PAID BY THE UNIVERSITY TO HIM SINCE HE WILL SPEND HALF OF HIS TIME PROVIDING SERVICES TO THE SOCIETY IN HIS ROLE AS SECRETARY. THE AMOUNTS SHOWN IN PART VII ARE EQUAL TO THE AMOUNTS PAID BY THE SOCIETY DURING 2022 WITH RESPECT TO THIS AGREEMENT EVEN THOUGH THEY WERE PAID TO THE UNIVERSITY RATHER THAN TO HIM DIRECTLY.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XI, LINE 9:</FormAndLineReferenceDesc>
        <ExplanationTxt>POST RETIREMENT BENEFIT CHANGES 238,815.</ExplanationTxt>
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