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        <ExclusionAmount>65371</ExclusionAmount>
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      <IncomeFromInvestBondProceeds>
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      <RoyaltiesRevenue>
        <TotalRevenueColumn>108712</TotalRevenueColumn>
        <ExclusionAmount>108712</ExclusionAmount>
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      <NetRentalIncomeOrLoss>
        <TotalRevenueColumn>0</TotalRevenueColumn>
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      <NetGainOrLossInvestments>
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        <ExclusionAmount>138115</ExclusionAmount>
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      <NetIncomeFromFundraisingEvents>
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      <NetIncomeFromGaming>
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        <TotalRevenueColumn>0</TotalRevenueColumn>
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        <RelatedOrExemptFunctionIncome>941</RelatedOrExemptFunctionIncome>
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      <OtherRevenueMisc>
        <Description>ADVERTISING</Description>
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        <UnrelatedBusinessRevenue>46835</UnrelatedBusinessRevenue>
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        <TotalRevenueColumn>1247744</TotalRevenueColumn>
        <RelatedOrExemptFunctionIncome>841706</RelatedOrExemptFunctionIncome>
        <UnrelatedBusinessRevenue>46835</UnrelatedBusinessRevenue>
        <ExclusionAmount>312198</ExclusionAmount>
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        <ProgramServices>8000</ProgramServices>
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      <GrantsToDomesticIndividuals>
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        <ProgramServices>17250</ProgramServices>
      </GrantsToDomesticIndividuals>
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        <ProgramServices>17350</ProgramServices>
      </ForeignGrants>
      <BenefitsToMembers>
        <Total>0</Total>
      </BenefitsToMembers>
      <CompCurrentOfficersDirectors>
        <Total>56509</Total>
        <ManagementAndGeneral>56509</ManagementAndGeneral>
      </CompCurrentOfficersDirectors>
      <CompDisqualPersons>
        <Total>0</Total>
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      <OtherSalariesAndWages>
        <Total>0</Total>
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      <PensionPlanContributions>
        <Total>0</Total>
      </PensionPlanContributions>
      <OtherEmployeeBenefits>
        <Total>0</Total>
      </OtherEmployeeBenefits>
      <PayrollTaxes>
        <Total>0</Total>
      </PayrollTaxes>
      <FeesForServicesManagement>
        <Total>0</Total>
      </FeesForServicesManagement>
      <FeesForServicesLegal>
        <Total>0</Total>
      </FeesForServicesLegal>
      <FeesForServicesAccounting>
        <Total>1950</Total>
        <ManagementAndGeneral>1950</ManagementAndGeneral>
      </FeesForServicesAccounting>
      <FeesForServicesLobbying>
        <Total>0</Total>
      </FeesForServicesLobbying>
      <FeesForServicesProfFundraising>
        <Total>0</Total>
      </FeesForServicesProfFundraising>
      <FeesForServicesInvstMgmntFees>
        <Total>0</Total>
      </FeesForServicesInvstMgmntFees>
      <FeesForServicesOther>
        <Total>0</Total>
      </FeesForServicesOther>
      <Advertising>
        <Total>0</Total>
      </Advertising>
      <OfficeExpenses>
        <Total>0</Total>
      </OfficeExpenses>
      <InformationTechnology>
        <Total>0</Total>
      </InformationTechnology>
      <Royalties>
        <Total>0</Total>
      </Royalties>
      <Occupancy>
        <Total>0</Total>
      </Occupancy>
      <Travel>
        <Total>55710</Total>
        <ProgramServices>53091</ProgramServices>
        <ManagementAndGeneral>2619</ManagementAndGeneral>
      </Travel>
      <TravelEntrtnmntPublicOfficials>
        <Total>0</Total>
      </TravelEntrtnmntPublicOfficials>
      <ConferencesMeetings>
        <Total>210330</Total>
        <ProgramServices>210330</ProgramServices>
      </ConferencesMeetings>
      <Interest>
        <Total>0</Total>
      </Interest>
      <PaymentsToAffiliates>
        <Total>0</Total>
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      <DepreciationDepletion>
        <Total>2459</Total>
        <ManagementAndGeneral>2459</ManagementAndGeneral>
      </DepreciationDepletion>
      <Insurance>
        <Total>0</Total>
      </Insurance>
      <OtherExpenses>
        <Description>Printing and Publications</Description>
        <Total>443312</Total>
        <ProgramServices>443312</ProgramServices>
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      <OtherExpenses>
        <Description>MANAGEMENT SERVICES</Description>
        <Total>84763</Total>
        <ManagementAndGeneral>84763</ManagementAndGeneral>
      </OtherExpenses>
      <OtherExpenses>
        <Description>INVESTMENT SERVICES</Description>
        <Total>29778</Total>
        <ManagementAndGeneral>29778</ManagementAndGeneral>
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      <OtherExpenses>
        <Description>DUES</Description>
        <Total>10881</Total>
        <ManagementAndGeneral>10881</ManagementAndGeneral>
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      <OtherExpenses>
        <Description>CREDIT CARD FEES</Description>
        <Total>6936</Total>
        <ManagementAndGeneral>6936</ManagementAndGeneral>
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      <AllOtherExpenses>
        <Total>24639</Total>
        <ProgramServices>4621</ProgramServices>
        <ManagementAndGeneral>20018</ManagementAndGeneral>
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        <ManagementAndGeneral>215913</ManagementAndGeneral>
        <Fundraising>0</Fundraising>
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        <EOY>477112</EOY>
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        <EOY>574321</EOY>
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      <PledgesAndGrantsReceivable>
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        <EOY>4635</EOY>
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      <ReceivablesFromOfficersEtc>
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      <InventoriesForSaleOrUse>
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      </InventoriesForSaleOrUse>
      <PrepaidExpensesDeferredCharges>
        <EOY>108273</EOY>
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      <LandBuildingsEquipmentBasis>13655</LandBuildingsEquipmentBasis>
      <LandBldgEquipmentAccumDeprec>7333</LandBldgEquipmentAccumDeprec>
      <LandBuildingsEquipmentBasisNet>
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        <EOY>6322</EOY>
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      <InvestmentsPubTradedSecurities>
        <EOY>0</EOY>
      </InvestmentsPubTradedSecurities>
      <InvestmentsOtherSecurities>
        <EOY>0</EOY>
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      <InvestmentsProgramRelated>
        <EOY>0</EOY>
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      <IntangibleAssets>
        <EOY>0</EOY>
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      <OtherAssetsTotal>
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        <EOY>2322388</EOY>
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        <EOY>3493051</EOY>
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      <AccountsPayableAccruedExpenses>
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        <EOY>43541</EOY>
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      <DeferredRevenue>
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        <EOY>172531</EOY>
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      <TotalLiabilities>
        <BOY>280227</BOY>
        <EOY>216072</EOY>
      </TotalLiabilities>
      <FollowSFAS117>X</FollowSFAS117>
      <UnrestrictedNetAssets>
        <BOY>3216545</BOY>
        <EOY>3276979</EOY>
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      <TotalNetAssetsFundBalances>
        <BOY>3216545</BOY>
        <EOY>3276979</EOY>
      </TotalNetAssetsFundBalances>
      <TotalLiabNetAssetsFundBalances>
        <BOY>3496772</BOY>
        <EOY>3493051</EOY>
      </TotalLiabNetAssetsFundBalances>
      <InfoInScheduleOPartXI>X</InfoInScheduleOPartXI>
      <ReconcilationRevenueExpenses>277877</ReconcilationRevenueExpenses>
      <ReconcilationOtherChanges>-217443</ReconcilationOtherChanges>
      <MethodOfAccountingAccrual>X</MethodOfAccountingAccrual>
      <AccountantCompileOrReview>false</AccountantCompileOrReview>
      <FSAudited>false</FSAudited>
      <AuditCommittee>false</AuditCommittee>
      <FederalGrantAuditRequired>false</FederalGrantAuditRequired>
      <FederalGrantAuditPerformed>false</FederalGrantAuditPerformed>
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    <IRS990ScheduleA documentId="IRS990ScheduleA" softwareId="11000144" softwareVersion="2011v1.2">
      <PubliclySupportedOrg509a2>X</PubliclySupportedOrg509a2>
      <GiftsGrantsContribReceived509>
        <CurrentTaxYearMinus4Years>156795</CurrentTaxYearMinus4Years>
        <CurrentTaxYearMinus3Years>398267</CurrentTaxYearMinus3Years>
        <CurrentTaxYearMinus2Years>453465</CurrentTaxYearMinus2Years>
        <CurrentTaxYearMinus1Year>296612</CurrentTaxYearMinus1Year>
        <CurrentTaxYear>204987</CurrentTaxYear>
        <Total>1510126</Total>
      </GiftsGrantsContribReceived509>
      <GrossReceiptsFromAdmissions>
        <CurrentTaxYearMinus4Years>1459132</CurrentTaxYearMinus4Years>
        <CurrentTaxYearMinus3Years>421207</CurrentTaxYearMinus3Years>
        <CurrentTaxYearMinus2Years>434524</CurrentTaxYearMinus2Years>
        <CurrentTaxYearMinus1Year>795772</CurrentTaxYearMinus1Year>
        <CurrentTaxYear>682783</CurrentTaxYear>
        <Total>3793418</Total>
      </GrossReceiptsFromAdmissions>
      <GrossReceiptsFromNonUBI>
        <CurrentTaxYearMinus3Years>8529</CurrentTaxYearMinus3Years>
        <CurrentTaxYearMinus2Years>11133</CurrentTaxYearMinus2Years>
        <CurrentTaxYearMinus1Year>2230</CurrentTaxYearMinus1Year>
        <CurrentTaxYear>941</CurrentTaxYear>
        <Total>22833</Total>
      </GrossReceiptsFromNonUBI>
      <TaxRevLeviedForOrgBenefit509>
        <Total>0</Total>
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      <ValueOfSvcsFcltsFurnishdByGovt>
        <Total>0</Total>
      </ValueOfSvcsFcltsFurnishdByGovt>
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        <CurrentTaxYearMinus3Years>828003</CurrentTaxYearMinus3Years>
        <CurrentTaxYearMinus2Years>899122</CurrentTaxYearMinus2Years>
        <CurrentTaxYearMinus1Year>1094614</CurrentTaxYearMinus1Year>
        <CurrentTaxYear>888711</CurrentTaxYear>
        <Total>5326377</Total>
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      <AmtsRecdFromDisqualPersons>
        <Total>0</Total>
      </AmtsRecdFromDisqualPersons>
      <AmtsFromSubstContributors>
        <Total>0</Total>
      </AmtsFromSubstContributors>
      <PublicSupportTotal509>5326377</PublicSupportTotal509>
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        <CurrentTaxYearMinus1Year>166487</CurrentTaxYearMinus1Year>
        <CurrentTaxYear>174083</CurrentTaxYear>
        <Total>886853</Total>
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        <CurrentTaxYearMinus3Years>12865</CurrentTaxYearMinus3Years>
        <CurrentTaxYearMinus2Years>15745</CurrentTaxYearMinus2Years>
        <CurrentTaxYearMinus1Year>27955</CurrentTaxYearMinus1Year>
        <CurrentTaxYear>46835</CurrentTaxYear>
        <Total>113295</Total>
      </Post1975UBTI>
      <InvestmentIncomeAndUBTI>
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        <CurrentTaxYearMinus3Years>229262</CurrentTaxYearMinus3Years>
        <CurrentTaxYearMinus2Years>188230</CurrentTaxYearMinus2Years>
        <CurrentTaxYearMinus1Year>194442</CurrentTaxYearMinus1Year>
        <CurrentTaxYear>220918</CurrentTaxYear>
        <Total>1000148</Total>
      </InvestmentIncomeAndUBTI>
      <NetIncomeFromOtherUBI>
        <Total>0</Total>
      </NetIncomeFromOtherUBI>
      <OtherIncome509>
        <Total>0</Total>
      </OtherIncome509>
      <TotalSupportTotal>
        <CurrentTaxYearMinus4Years>1783223</CurrentTaxYearMinus4Years>
        <CurrentTaxYearMinus3Years>1057265</CurrentTaxYearMinus3Years>
        <CurrentTaxYearMinus2Years>1087352</CurrentTaxYearMinus2Years>
        <CurrentTaxYearMinus1Year>1289056</CurrentTaxYearMinus1Year>
        <CurrentTaxYear>1109629</CurrentTaxYear>
        <Total>6326525</Total>
      </TotalSupportTotal>
      <PublicSupportPercentage509>0.84190</PublicSupportPercentage509>
      <PriorYearSupportPercentage>0.85240</PriorYearSupportPercentage>
      <InvestmentIncomePercentage>0.15810</InvestmentIncomePercentage>
      <PriorYrInvestIncomePercentage>0.14760</PriorYrInvestIncomePercentage>
      <ThirtyThreePercntTestsCY509>X</ThirtyThreePercntTestsCY509>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="IRS990ScheduleB" softwareId="11000144" softwareVersion="2011v1.2">
      <ContributorInfo>
        <ContributorNumber>RESTRICTED</ContributorNumber>
        <ContributorNameBusiness>
          <BusinessNameLine1>RESTRICTED</BusinessNameLine1>
        </ContributorNameBusiness>
        <ContributorAddressUS>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
        </ContributorAddressUS>
        <AggregateContributions>RESTRICTED</AggregateContributions>
      </ContributorInfo>
    </IRS990ScheduleB>
    <IRS990ScheduleD documentId="IRS990ScheduleD" softwareId="11000144" softwareVersion="2011v1.2">
      <Equipment>
        <OtherCostOrOtherBasis>13655</OtherCostOrOtherBasis>
        <Depreciation>7333</Depreciation>
        <BookValue>6322</BookValue>
      </Equipment>
      <TotalOfBookValueLandBuildings>6322</TotalOfBookValueLandBuildings>
      <TotalBookValueOtherAssets>2322388</TotalBookValueOtherAssets>
      <Form990ScheduleDPartXIV>
        <Identifier>Part XI, Line 8</Identifier>
        <ReturnReference>Part XI, Line 8: Other Changes in Net Assets or Fund Balances</ReturnReference>
        <Explanation>UNREALIZED LOSS ON INVESTMENTS $ -217443</Explanation>
      </Form990ScheduleDPartXIV>
    </IRS990ScheduleD>
    <IRS990ScheduleF documentId="IRS990ScheduleF" softwareId="11000144" softwareVersion="2011v1.2">
      <GrantRecordsMaintained>true</GrantRecordsMaintained>
      <AcctsActvsOutUSTable>
        <Region>EAST ASIA</Region>
        <NumberOfOffices>0</NumberOfOffices>
        <NumberOfEmployees>0</NumberOfEmployees>
        <TypeOfActivitiesConducted>GRANTMAKING</TypeOfActivitiesConducted>
        <TotalExpenditures>2800</TotalExpenditures>
      </AcctsActvsOutUSTable>
      <AcctsActvsOutUSTable>
        <Region>EUROPE</Region>
        <NumberOfOffices>0</NumberOfOffices>
        <NumberOfEmployees>0</NumberOfEmployees>
        <TypeOfActivitiesConducted>GRANTMAKING</TypeOfActivitiesConducted>
        <TotalExpenditures>8250</TotalExpenditures>
      </AcctsActvsOutUSTable>
      <AcctsActvsOutUSTable>
        <Region>NORTH AMERICA</Region>
        <NumberOfOffices>0</NumberOfOffices>
        <NumberOfEmployees>0</NumberOfEmployees>
        <TypeOfActivitiesConducted>GRANTMAKING</TypeOfActivitiesConducted>
        <TotalExpenditures>6300</TotalExpenditures>
      </AcctsActvsOutUSTable>
      <SubtotalAmountSpent>17350</SubtotalAmountSpent>
      <TotalAmountSpent>17350</TotalAmountSpent>
      <NoRecipientOver5K>X</NoRecipientOver5K>
      <GrantsToIndOutsideUS>
        <TypeOfAssistance>AWARDS</TypeOfAssistance>
        <Region>NORTH AMERICA</Region>
        <NumberOfRecipients>4</NumberOfRecipients>
        <AmountOfCashGrant>3300</AmountOfCashGrant>
        <MannerOfCashDisbursement>CASH</MannerOfCashDisbursement>
      </GrantsToIndOutsideUS>
      <GrantsToIndOutsideUS>
        <TypeOfAssistance>AWARDS</TypeOfAssistance>
        <Region>EUROPE</Region>
        <NumberOfRecipients>10</NumberOfRecipients>
        <AmountOfCashGrant>8250</AmountOfCashGrant>
        <MannerOfCashDisbursement>CASH</MannerOfCashDisbursement>
      </GrantsToIndOutsideUS>
      <GrantsToIndOutsideUS>
        <TypeOfAssistance>AWARDS</TypeOfAssistance>
        <Region>EAST ASIA</Region>
        <NumberOfRecipients>4</NumberOfRecipients>
        <AmountOfCashGrant>2800</AmountOfCashGrant>
        <MannerOfCashDisbursement>CASH</MannerOfCashDisbursement>
      </GrantsToIndOutsideUS>
      <TransferToForeignCorp>false</TransferToForeignCorp>
      <InterestInForeignTrust>false</InterestInForeignTrust>
      <OwnForeignCorp>false</OwnForeignCorp>
      <PassiveForeignInvestCo>false</PassiveForeignInvestCo>
      <ForeignPartnership>false</ForeignPartnership>
      <BoycottCountries>false</BoycottCountries>
      <Form990ScheduleFPartV>
        <Identifier>Grantmaker's Description of How Grants are Used in Foreign Country</Identifier>
        <Explanation>THE SOCIETY'S GOVERNING COUNCIL MONITORS THE USE OF GRANT FUNDS THROUGH A BUDGET. THE GRANTS COMMITTEE RECEIVES THE GRANT APPLICATIONS AND CHOOSES THE GRANT RECIPIENTS BASED ON MERIT.</Explanation>
      </Form990ScheduleFPartV>
    </IRS990ScheduleF>
    <IRS990ScheduleI documentId="IRS990ScheduleI" softwareId="11000144" softwareVersion="2011v1.2">
      <RecordsMaintained>true</RecordsMaintained>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>GORDON RESEARCH CONF</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>512 LIBERTY LANE</AddressLine1>
          <City>WEST KINGSTON</City>
          <State>RI</State>
          <ZIPCode>02892</ZIPCode>
        </AddressUS>
        <EINOfRecipient>260150662</EINOfRecipient>
        <AmountOfCashGrant>8000</AmountOfCashGrant>
        <AmountOfNonCashAssistance>0</AmountOfNonCashAssistance>
        <PurposeOfGrant>GENERAL SUPPORT</PurposeOfGrant>
      </RecipientTable>
      <TotalNbrOf501C3AndGovtGrants>0</TotalNbrOf501C3AndGovtGrants>
      <TotalNbrOfOtherOrganizations>1</TotalNbrOfOtherOrganizations>
      <Form990ScheduleIPartIII>
        <TypeOfGrant>AWARDS</TypeOfGrant>
        <NumberOfRecipients>32</NumberOfRecipients>
        <AmountOfCashGrant>17250</AmountOfCashGrant>
      </Form990ScheduleIPartIII>
      <Form990ScheduleIPartIV>
        <Identifier>Grantmaker's Description of How Grants are Used</Identifier>
        <Explanation>Award grants, such as student travel awards, are based on criteria established in scoring of abstracts submitted by the students. A cash amount for the top 100 students to attend the Annual Meeting is given to assist with their travel. The organization maintains a list of awardees. The funding for the travel awards comes from various areas: private donations, exhibitors, sponsors, and Federal Funding agencies, such as the Department of Energy. All records are maintained at the organization's office.</Explanation>
      </Form990ScheduleIPartIV>
    </IRS990ScheduleI>
    <IRS990ScheduleO documentId="IRS990ScheduleO" softwareId="11000144" softwareVersion="2011v1.2">
      <GeneralExplanation>
        <Identifier>Form 990, Part VI, Line 19</Identifier>
        <ReturnReference>Form 990, Part VI, Line 19: Other Organization Documents Publicly Available</ReturnReference>
        <Explanation>The governing documents, conflict of interest policy when written, and financial statements are available to the public on the organization's website and also upon written request to the executive director.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>Form 990, Part VI, Line 15b</Identifier>
        <ReturnReference>Form 990, Part VI, Line 15b: Compensation Review and Approval Process for Officers and Key Employees</ReturnReference>
        <Explanation>Using data provided by all voting members, including the prior management contract and possibly an independent survey of not-for-profit executives for Kansas City, the board of directors with regular and independent voting members select an amount to pay an individual or an management company to administer operations.Organization is currently in the process of adopting policies for whistleblowing and document retention.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>Form 990, Part VI, Line 12c</Identifier>
        <ReturnReference>Form 990, Part VI, Line 12c: Explanation of Monitoring and Enforcement of Conflicts</ReturnReference>
        <Explanation>Board monitors and enforces bylaws on work of Executive Director who monitors and enforces directives to operations.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>Form 990, Part VI, Line 11</Identifier>
        <ReturnReference>Form 990, Part VI, Line 11: Form 990 Review Process</ReturnReference>
        <Explanation>Tax preparer submits preliminary Form 990 to the Society's Executive Director. The Society's Executive Director provides a copy to the Society's Secretary Treasurer, who gives approval verbally, or in writing, to the Executive Director. The Society's Executive Committee receives this information at the end of the year, in the form of a report from the Secretary Treasurer.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>Form 990, Part VI, Line 7b</Identifier>
        <ReturnReference>Form 990, Part VI, Line 7b: Describe Decisions of Governing Body Approval by Members or Shareholders</ReturnReference>
        <Explanation>Decision to dissolve and also to select the individual governing members.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>Form 990, Part VI, Line 6</Identifier>
        <ReturnReference>Form 990, Part VI, Line 6: Explanation of Classes of Members or Shareholder</ReturnReference>
        <Explanation>Scientists involved in all areas of radiation-related research.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>Form 990, Part VI, Line 4</Identifier>
        <ReturnReference>Form 990, Part VI, Line 4: Description of Significant Changes to Organizational Documents</ReturnReference>
        <Explanation>The Constitution of the Radiation Research Society was amended on December 1, 2011. The changes included modifying the member categories, the qualifications and specifications of the member categories, the nomination process, the sponsorship of students as Scholars in Training, and the composition of the Council and the terms of councilors. New provisions were added requiring members to select a primary discipline of the radiation sciences, encouraging rotation of the Presidency through the primary disciplines, providing a mechanism for the removal of officers and councilors, creating an executive committee and membership committee, and outlining the Council's duty to follow commonly accepted principles of leadership.</Explanation>
      </GeneralExplanation>
    </IRS990ScheduleO>
  </ReturnData>
</Return>