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        <NamePerson>PETER R GILL</NamePerson>
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        <Identifier>SUPPLEMENTAL INFORMATION</Identifier>
        <ReturnReference>PART III</ReturnReference>
        <Explanation>FORM 990, SCHEDULE J,PART I, LINE 3 ROCKVILLE INSTITUTE HAS NO EMPLOYEES, ALL BOARD OF DIRECTORS AND OFFICERS WORK FOR AND ARE PAID BY WESTAT INC. THE BOARD OF DIRECTORS OF WESTAT INC HAS A COMPENSATION COMMITTEE THAT REVIEWS THE INCREASES AND BONUSES FOR MANAGEMENT STAFF. ANNUALLY, DECISIONS ARE NOTED IN THE MINUTES OF THE MEETING.</Explanation>
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      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION A, LINE 8A</ReturnReference>
        <Explanation>THE BOARD OF DIRECTORS OF ROCKVILLE INSTITUTE ARE COMPRISED OF MEMBERS OF MANAGEMENT OF WESTAT INC., A RELATED ORGANIZATION, WHO MEET THROUGHOUT THE COURSE OF NORMAL BUSINESS OPERATIONS. THEREFORE, FORMAL WRITTEN DOCUMENTATION OF ACTIONS IS NOT MAINTAINED.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION A, LINE 8B</ReturnReference>
        <Explanation>THE ORGANIZATION DOES NOT MAINTAIN COMMITTEES.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION B, LINE 11</ReturnReference>
        <Explanation>THE ROCKVILLE INSTITUTE'S (RI) BOARD OF DIRECTORS REVIEWS AND APPROVES THE FORM 990.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION B, LINE 12C</ReturnReference>
        <Explanation>THE ROCKVILLE INSTITUTE'S CONFLICT OF INTEREST POLICY IS BASED ON THE FOLLOWING PRINCIPLES AND EACH BOARD MEMBER AND OFFICER CERTIFIES TO COMPLIANCE ANNUALLY: 1.EACH BOARD MEMBER AND OFFICER MUST AVOID CREATING A CONFLICT OR THE APPEARANCE OF A CONFLICT OF INTEREST BETWEEN THEIR ROLE AT THE ROCKVILLE INSTITUTE AND THEIR RESPONSIBILITIES OR INTERESTS OUTSIDE OF THE ROCKVILLE INSTITUTE. 2.BOARD MEMBERS AND OFFICERS MUST ENSURE THAT ACTIVITIES OF ROCKVILLE INSTITUTE ARE CONSISTENT WITH ITS CHARTER AND THE GUIDELINES FOR FEDERAL TAX EXEMPT ORGANIZATIONS. 3.BOARD MEMBERS AND OFFICERS MUST BE COMMITTED TO THE BEST INTERESTS OF ROCKVILLE INSTITUTE AND MUST NOT PLACE THEMSELVES IN CIRCUMSTANCES THAT MAY INTERFERE WITH THIS COMMITMENT. ACCORDINGLY, EACH BOARD MEMBER AND OFFICER HAS A RESPONSIBILITY TO REVIEW HIS OR HER ACTIVITIES FOR COMPLIANCE WITH THESE PRINCIPLES AND TO BRING ACTIVITIES OR CIRCUMSTANCES THAT MAY BE QUESTIONED UNDER THESE PRINCIPLES TO THE ATTENTION OF THE ROCKVILLE INSTITUTE BOARD OF DIRECTORS.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION C, LINE 19</ReturnReference>
        <Explanation>THE GOVERNING DOCUMENTS AND FINANCIAL STATEMENTS ARE AVAILABLE UPON REQUEST. THE FORM 990 IS AVAILABLE ON GUIDESTAR.ORG AND AVAILABLE UPON REQUEST.</Explanation>
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          <State>MD</State>
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