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      <NumberIndividualsGT100K>33</NumberIndividualsGT100K>
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          <NameBusiness>
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          <AddressUS>
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      <ContractorCompensation>
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      <ContractorCompensation>
        <NameOfContractor>
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      <ContractorCompensation>
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          <AddressUS>
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            <State>WA</State>
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      <FeesForServicesLegal>
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        <ProgramServices>339392</ProgramServices>
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      <InformationTechnology>
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      <Travel>
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      <ConferencesMeetings>
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        <Fundraising>2256</Fundraising>
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      <Interest>
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      <Insurance>
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        <ManagementAndGeneral>137681</ManagementAndGeneral>
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        <ProgramServices>5606430</ProgramServices>
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      <OtherExpenses>
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      <OtherExpenses>
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      <OtherExpenses>
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      <OtherExpenses>
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        <ManagementAndGeneral>3330</ManagementAndGeneral>
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      <AllOtherExpenses>
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      <TotalFunctionalExpenses>
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      <FederalGrantAuditPerformed>1</FederalGrantAuditPerformed>
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      <GeneralExplanation>SCHEDULE A, PART II, LINE 10, EXPLANATION OF OTHER INCOME: COST REIMBURSEMENTS</GeneralExplanation>
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      <Form990ScheduleDPartXIV>
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      <IndependentConsultant>X</IndependentConsultant>
      <WrittenEmploymentContract>X</WrittenEmploymentContract>
      <CompensationSurvey>X</CompensationSurvey>
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        <NamePerson>JOHN AITCHISON PHD</NamePerson>
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        <NamePerson>TIMOTHY GALITSKI PHD</NamePerson>
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        <NamePerson>ILYA SHMULEVICH PHD</NamePerson>
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        <NamePerson>DIANE ISONAKA</NamePerson>
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        <NamePerson>ROBERT MORITZ PHD</NamePerson>
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      <Form990ScheduleJPartIII>
        <ReturnReference>PART I, LINE 4A</ReturnReference>
        <Explanation>LAURENCE HERRON - SEPARATION PAYMENT OF $110,000 WHICH INCLUDED SIX MONTHS SEVERANCE AND DISPOSITION OF OTHER BENEFITS.</Explanation>
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    </IRS990ScheduleJ>
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      <GeneralExplanation>
        <Identifier>FORM 990, PART VI, SECTION A, LINE 8B</Identifier>
        <Explanation>ALL MEETINGS HELD AND WRITTEN ACTIONS TAKEN BY THE INSTITUTE'S BOARD OF DIRECTORS ARE DOCUMENTED CONTEMPORANEOUSLY IN MINUTES. BECAUSE OF THE SMALL SIZE OF THE BOARD OF DIRECTORS AND EVEN SMALLER SIZE OF ITS COMMITTEES, MEETINGS OF BOARD COMMITTEES HELD IN 2010 WERE NOT DOCUMENTED IN MINUTES OR OTHER FORM.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>FORM 990, PART VI, SECTION B, LINE 11</Identifier>
        <Explanation>FORM 990 IS PREPARED WITH ASSISTANCE FROM A PAID PROFESSIONAL ADVISOR BASED ON INFORMATION PREPARED BY STAFF. THE DRAFT RETURN IS REVIEWED IN TURN BY THE DIRECTOR OF FINANCE, THE SENIOR VICE PRESIDENT FOR FINANCE &amp; OPERATIONS, AND THEN BY THE AUDIT COMMITTEE OF THE BOARD OF DIRECTORS BEFORE COMPLETING IT IN FINAL FORM. THE FILING VERSION OF THE RETURN IS DISTRIBUTED ELECTRONICALLY TO ALL BOARD MEMBERS PRIOR TO FILING WITH THE IRS.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION B, LINE 12C</ReturnReference>
        <Explanation>THE CONFLICT OF INTEREST (COI) POLICY APPLIES TO 'COVERED PERSONS', DEFINED AS ANY INSTITUTE (BOARD) DIRECTOR, OFFICER, OR ANY MEMBER OF ANY COMMITTEE OF THE INSTITUTE'S BOARD OF DIRECTORS THAT HAS AUTHORITY TO ACT ON BEHALF OF THE BOARD OF DIRECTORS. EACH COVERED PERSON SHALL PROMPTLY AND FULLY DISCLOSE ALL MATERIAL FACTS OF EVERY ACTUAL OR POTENTIAL CONFLICT OF INTEREST: [A] EXISTING AT THE TIME WHEN HE/SHE BECOMES A COVERED PERSON; [B] THAT ARISES WHILE HE/SHE IS A COVERED PERSON, AT THE TIME SUCH ACTUAL OR POTENTIAL CONFLICT ARISES; AND [C] THROUGH THE ANNUAL CIRCULATION OF THE FIDUCIARY COI QUESTIONNAIRE. THE VICE PRESIDENT OF FINANCE &amp; ADMINSTRATION SHALL DISCLOSE TO THE BOARD OF DIRECTORS ALL CONFLICTS OF INTEREST REPORTED TO HIM OR HER UNDER THIS POLICY. THE BOARD OF DIRECTORS WILL EVALUATE THE DISCLOSURES TO DETERMINE WHETHER THEY INVOLVE ACTUAL CONFLICTS OF INTEREST AND MAY ATTEMPT TO DEVELOP ALTERNATIVES TO REMOVE THE CONFLICT FROM THE SITUATION.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION B, LINE 15</ReturnReference>
        <Explanation>DURING 2010, THE COMPENSATION OF THE INSTITUTE'S PRESIDENT WAS REVIEWED BY A PAID CONSULTANT TO DETERMINE ITS COMPARABILITY TO PREVAILING MARKET CONDITIONS FOR SIMILAR POSITIONS AT OTHER ORGANIZATIONS. THIS STUDY WAS PRESENTED TO AND APPROVED BY THE INSTITUTE'S GOVERNING BOARD OF DIRECTORS. ALSO THE EMPLOYMENT AGREEMENT FOR THE INSTITUTE'S PRESIDENT WAS REVIEWED AND APPROVED BY THE INSTITUTE'S GOVERNING BOARD OF DIRECTORS. THE COMPENSATION OF THE SCIENCE DIRECTOR, VP OF FINANCE AND VP OF DEVELOPMENT IS BASED UPON THE APPROVAL BY THE PRESIDENT.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION C, LINE 19</ReturnReference>
        <Explanation>THE INSTITUTE'S GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY AND FINANCIAL STATEMENTS ARE NOT MADE READILY AVAILABLE TO THE PUBLIC. THE INSTITUTE'S APPLICATION FOR TAX EXEMPT STATUS AND ITS ANNUAL FORM 990 ARE AVAILABLE FOR PUBLIC INSPECTION AND REVIEW UPON REQUEST.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART I, LINE 6</ReturnReference>
        <Explanation>TEN VOLUNTEERS SERVED AS INDIVIDUAL DIRECTORS ON ISB'S BOARD OF DIRECTORS DURING 2010.</Explanation>
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          <BusinessNameLine1>P4 MEDICINE INSTITUTE</BusinessNameLine1>
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          <City>SEATTLE</City>
          <State>WA</State>
          <ZIPCode>98109</ZIPCode>
        </AddressUS>
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        <PrimaryActivities>PROMOTE COLLABORATIONS TO FOSTER DEVELOPMENT OF P4 MEDICAL APPROACH</PrimaryActivities>
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        <ExemptCodeSection>501(C)(3)</ExemptCodeSection>
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