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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section A, Line 6</FormAndLineReferenceDesc>
        <ExplanationTxt>Explanation of Classes of Members or ShareholderMEMBERS ELECT MEMBERS OF THE GOVERNING BODY (OFFICERS AND COUNCILORS) ANNUALLY.GENERAL SCIENTIFIC MEETINGS: INTERNATIONAL SCIENTIFIC MEETINGS SHALL NORMALLY BEHELD NO LESS FREQUENTLY THAN EVERY TWO YEARS. OTHER SCIENTIFIC MEETINGS MAY BE HELDAT THE DISCRETATION OF THE EXECUTIVE COUNCIL.GENERAL BUSINESS MEETING: THERE SHALL BE A GENERAL MEETING OF THE SOCIETY TOINCLUDE BOTH A MEETING OF THE EXECUTIVE COUNCIL AND A MEETING OF THE MEMBERS. THISWILL BE HELD ON THE OCCASION OF EACH GENERAL SCIENTIFIC MEETING. THE GENERALMEETING SHALL BE HELD AT THE TIME AND PLACE APPROVED BY THE EXECUTIVE COUNCIL.SPECIAL MEETINGS: SPECIAL MEETINGS OF THE SOCIETY MAY BE CALLED (A) AT ANY TIME BYTHE PRESIDENT OR (B) BY THE SECRETARY-TREASURER AT THE REQUEST OF A MAJORITY OF THEEXECUTIVE COUNCIL OR (C) ON RECEIPT OF THE WRITTEN REQUEST OF NOT LESS THAN ONEFOURTH OF THE MEMBERS.TERRITORIAL MEETINGS: DUE TO THE INTERNATIONAL SCOPE OF THE MEMBERSHIP, TERRITORIALCHAPTERS CAN BE ESTABLISHED BY A SUBGROUP OF THE MEMBERSHIP. THESE CHAPTERS HAVETHE POWER TO CONDUCT TERRITORIAL MEETINGS OF THE SOCIETY.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section A, Line 7a</FormAndLineReferenceDesc>
        <ExplanationTxt>MEMBERS ELECT MEMBERS OF THE GOVERNING BODY (OFFICERS AND COUNCILORS) ANNUALLY.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section A, Line 7b</FormAndLineReferenceDesc>
        <ExplanationTxt>MEMBERS VOTE ON CHANGES TO THE ORGANIZATION'S BYLAWS AND OTHER PROPOSITIONS DEEMEDBY THE GOVERNING BODY TO WARANT A MEMBERSHIP VOTE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 11b</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990 IS DISTRIBUTED ELECTRONICALLY TO THE OFFICERS AND COUNCILORS(DIRECTORS)FOR THEIR REVIEW.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section B, Line 12c</FormAndLineReferenceDesc>
        <ExplanationTxt>IF AN OFFICER, DIRECTOR, COMMITTEE CHAIR OR CHAPTER CHAIR HAS NOT SUBMITTED ACOMPLETED CONFLICT OF INTEREST DISCLOSURE FROM THERE IS A REGULAR FOLLOW-UP UNTILTHE FORM IS RECEIVED.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section C, Line 18</FormAndLineReferenceDesc>
        <ExplanationTxt>AN ANNUAL FINANCIAL REPORT IS DISTRIBUTED AT THE ANNUAL MEMBERSHIP MEETING AND IS ALSO AVAILABLE AT THE REQUEST OF THE MEMBERSHIP AND THE PUBLIC. THE ORGANIZATION'S BYLAWS ARE AVAILABLE ON THE ORGANIZATION'S WEBSITE AND ALSO AT THE REQUEST OF THE GENERAL PUBLIC. THE CONFLICT OF INTEREST POLICY AND DISCLOSURE STATEMENTS ARE AVAILABLE TO THE PUBLIC ON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>Form 990, Part VI, Section C, Line 19</FormAndLineReferenceDesc>
        <ExplanationTxt>No documents available to the public.</ExplanationTxt>
      </SupplementalInformationDetail>
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</Return>