Liabilities / Assets
45th percentile
Higher debt load relative to assets than 45% of similar nonprofits.
990 • Fiscal year 2020 • EIN 22-2738769
Precomputed percentiles for this filing year versus similar nonprofits in the same peer cohort.
Liabilities / Assets
45th percentile
Higher debt load relative to assets than 45% of similar nonprofits.
Liabilities / Revenue
56th percentile
Higher debt load relative to revenue than 56% of similar nonprofits.
Net Margin
48th percentile
Higher net margin than 48% of similar nonprofits.
Top Officer Pay
70th percentile
Higher top officer pay than 70% of similar nonprofits.
Top officer pay equals 21.0% of source-year revenue.
Asset Growth
70th percentile
Faster asset growth than 70% of similar nonprofits.
Revenue Growth
56th percentile
Faster revenue growth than 56% of similar nonprofits.
Assets
Up$1,211,640
Up $185,731 (+18%) from 2019
Net Assets
Up$1,125,107
Up $190,107 (+20%) from 2019
Liabilities
Down$86,533
Down $4,376 (-4.8%) from 2019
Revenue
Up$481,989
Up $18,814 (+4.1%) from 2019
Expenses
Down$460,787
Down $183,094 (-28%) from 2019
Net Income
Up$21,202
Up $201,908 (+112%) from 2019
System dynamics society, inc. Is devoted to encouraging the development and use of system dynamics and systems thinking around the world. System dynamics is a computer-aided approach to policy analysis and design.
SEE SCHEDULE O
| Line | Beginning | End | Change |
|---|---|---|---|
| Assets | |||
| Investments in Publicly Traded Securities | $843,640 | $985,612 | ▲ $141,972 |
| Cash and Non-Interest-Bearing Accounts | $77,991 | $152,659 | ▲ $74,668 |
| Accounts Receivable | $71,017 | $58,377 | ▼ $12,640 |
| Savings and Temporary Cash Investments | $6,783 | $10,030 | ▲ $3,247 |
| Inventories for Sale or Use | $14,227 | $3,000 | ▼ $11,227 |
| Prepaid Expenses and Deferred Charges | $12,059 | $1,962 | ▼ $10,097 |
| Land, Buildings, and Equipment, Net | $192 | $0 | ▼ $192 |
| Total Assets | $1,025,909 | $1,211,640 | ▲ $185,731 |
| Liabilities | |||
| Deferred Revenue | $57,445 | $44,100 | ▼ $13,345 |
| Accounts Payable and Accrued Expenses | $29,139 | $38,713 | ▲ $9,574 |
| Escrow Account Liability | $4,325 | $3,720 | ▼ $605 |
| Total Liabilities | $90,909 | $86,533 | ▼ $4,376 |
| Net Assets / Fund Balance | |||
| Net Assets Without Donor Restrictions | $700,523 | $854,281 | ▲ $153,758 |
| Net Assets With Donor Restrictions | $234,477 | $270,826 | ▲ $36,349 |
| Total Net Assets Fund Balance | $935,000 | $1,125,107 | ▲ $190,107 |
| Total Liabilities and Net Assets / Fund Balance | $1,025,909 | $1,211,640 | ▲ $185,731 |
| Asset | Book Value | Depreciation | Basis |
|---|---|---|---|
| Equipment | $0 | $574 | $574 |
| Name | Title | Full / Part Time | Base | Total |
|---|---|---|---|---|
| Rebecca Niles | Executive Director | FT | $101,332 | $101,332 |
| Shayne Gary | Member | - | $2,000 | $2,000 |
| Name | Title |
|---|---|
| Martin Fg Schaffernicht | Past President |
| Birgit Kopainsky | President |
| Paulo Goncalves | President Elect |
| Carl Smith | Member |
| Elke Husemann | Member |
| Hilde Martinussen | Member |
| Josephine Kaviti Musango | Member |
| Lees Stuntz | Member |
| Munaf Aamir | Member |
| Raafat Zaini | Member |
| Sara Metcalf | Member |
| Sharon Els | Member |
| Thomas Fiddaman | Member |
| Will Glass-husain | Member |
| J Bradley Morrison | Secretary |
| Stefano Armenia | VP Chapter Activities |
| Robert L Eberlein | VP Electronic Presence |
| Eliot Rich | VP Finance |
| Thomas Wittig | VP Marketing & Communications |
| Leonard Malczynski | VP Meetings |
| Asmeret Bier Naugle | VP Membership |
| Diana Fisher | VP Pre-college Edu |
| Jack Homer | VP Professional Practice |
| Krystyna a Stave | VP Publications |
| Contractor | Services | Location | Compensation |
|---|---|---|---|
| Capitol Hill Management Services | Admin Support & Operations | 230 WASHINGTON AVE EXT STE 101, Albany, NY 12203 | $188,605 |
| Line Item | Amount |
|---|---|
| Other Expenses | $353,455 |
| Salaries, Compensation, and Employee Benefits | $103,332 |
| Total Fundraising Expense | $32,756 |
| Grants and Similar Amounts Paid | $4,000 |
| Professional Fundraising Fees | $0 |
| Line Item | Program | Management | Fundraising | Total |
|---|---|---|---|---|
| Fees for Services Other | $151,333 | $45,605 | $26,069 | $223,007 |
| Current Officers, Directors, Trustees, and Key Employees | $87,634 | $14,028 | $1,670 | $103,332 |
| Conferences and Meetings | $21,069 | - | - | $21,069 |
| Advertising | $11,918 | $3,906 | - | $15,824 |
| Office Expenses | $6,163 | $9,058 | $84 | $15,305 |
| Other Expenses | $8,693 | $3,794 | $4,698 | $3,794 |
| Foreign Grants | $3,000 | - | - | $3,000 |
| Travel | $291 | $2,144 | - | $2,435 |
| All Other Expenses | $2,048 | - | $235 | $2,283 |
| Fees for Service Investment Mgmnt Fees | - | $2,214 | - | $2,214 |
| Insurance | - | $2,165 | - | $2,165 |
| Grants to Domestic Individuals | $1,000 | - | - | $1,000 |
| Depreciation Depletion | - | $192 | - | $192 |
| Total Functional Expenses | $334,924 | $93,107 | $32,756 | $460,787 |
| Line Item | Amount |
|---|---|
| Professional Fundraising Fees | $0 |
“As part of the annual review, our independent certified public accounting firm prepares a draft of form 990 and related supporting schedules from our internal records. We designate an individual or individuals with suitable skill, knowledge or experience to oversee these services and we make all management decisions and perform all management functions. The executive level of management has reviewed, approved, and accepted responsibilitiy for form 990 and the related schedules and believe they are adequately supported by the books and records of system dynamics society, inc. Form 990 and the related schedules are distributed to all members of the finance committee and executive committee prior to filing.”
“Sds has "conflict of interest" guidelines which requires an annual signed statement from the executive director and the policy council affirming no conflicts, potential conflicts, or actual conflicts of interest. Disclosed conflicts of interest are reviewed and discussed. Results are documented and noted in the policy council minutes.”
“Publication editor and executive director compensation - based on contract. Sds has no employees.”
“UPON REQUEST.”
“System dynamics society, inc. Is devoted to encouraging the development and use of system dynamics and systems thinking around the world.”
“Professional fees and consultants: program service expenses 151,333. Management and general expenses 45,605. Fundraising expenses 26,069. Total expenses 223,007.”
“Custodial account liability”
“System dynamics society, inc. (sds) is exempt from income taxes under section 501(c)(3) of the internal revenue code and comparable state law, is classified as an organization that is not a private foundation, and qualifies for the charitable contribution deduction for individual donors. Management believes there are no sources of unrelated business taxable income and no uncertain tax positions, and no provision for income taxes has been made in the accompanying financial statements. Sds is required to file federal form 990 "return of organization exempt from income tax" with the internal revenue service, and similar information returns with certain states.”
This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.
| Path | # | Value |
|---|---|---|
| IRS990/AccountantCompileOrReviewInd | 0 | 1 |
| IRS990/AccountsPayableAccrExpnssGrp/BOYAmt | 0 | 29139 |
| IRS990/AccountsPayableAccrExpnssGrp/EOYAmt | 0 | 38713 |
| IRS990/AccountsReceivableGrp/BOYAmt | 0 | 71017 |
| IRS990/AccountsReceivableGrp/EOYAmt | 0 | 58377 |
| IRS990/AcctCompileOrReviewBasisGrp/SeparateBasisFinclStmtInd | 0 | X |
| IRS990/ActivitiesConductedPrtshpInd | 0 | 0 |
| IRS990/ActivityOrMissionDesc | 0 | SEE SCHEDULE O |
| IRS990/AddressChangeInd | 0 | X |
| IRS990/AdvertisingGrp/ManagementAndGeneralAmt | 0 | 3906 |
| IRS990/AdvertisingGrp/ProgramServicesAmt | 0 | 11918 |
| IRS990/AdvertisingGrp/TotalAmt | 0 | 15824 |
| IRS990/AllOtherContributionsAmt | 0 | 125105 |
| IRS990/AllOtherExpensesGrp/FundraisingAmt | 0 | 235 |
| IRS990/AllOtherExpensesGrp/ProgramServicesAmt | 0 | 2048 |
| IRS990/AllOtherExpensesGrp/TotalAmt | 0 | 2283 |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | 1 |
| IRS990/AuditCommitteeInd | 0 | 1 |
| IRS990/BackupWthldComplianceInd | 0 | 1 |
| IRS990/BooksInCareOfDetail/BusinessName/BusinessNameLine1Txt | 0 | REBECCA NILES EXECUTIVE DIRECTOR |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 9785400411 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 451 KING STREET STE 542 |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | LITTLETON |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | MA |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 014600542 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | 0 |
| IRS990/BusinessRlnWithFamMemInd | 0 | 0 |
| IRS990/BusinessRlnWithOrgMemInd | 0 | 0 |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 77991 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 152659 |
| IRS990/ChangeToOrgDocumentsInd | 0 | 0 |
| IRS990/CntrctRcvdGreaterThan100KCnt | 0 | 1 |
| IRS990/CollectionsOfArtInd | 0 | 0 |
| IRS990/CompCurrentOfcrDirectorsGrp/FundraisingAmt | 0 | 1670 |
| IRS990/CompCurrentOfcrDirectorsGrp/ManagementAndGeneralAmt | 0 | 14028 |
| IRS990/CompCurrentOfcrDirectorsGrp/ProgramServicesAmt | 0 | 87634 |
| IRS990/CompCurrentOfcrDirectorsGrp/TotalAmt | 0 | 103332 |
| IRS990/CompensationFromOtherSrcsInd | 0 | 0 |
| IRS990/CompensationProcessCEOInd | 0 | 1 |
| IRS990/CompensationProcessOtherInd | 0 | 1 |
| IRS990/ConferencesMeetingsGrp/ProgramServicesAmt | 0 | 21069 |
| IRS990/ConferencesMeetingsGrp/TotalAmt | 0 | 21069 |
| IRS990/ConflictOfInterestPolicyInd | 0 | 1 |
| IRS990/ConservationEasementsInd | 0 | 0 |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | 0 |
| IRS990/ContractorCompensationGrp/CompensationAmt | 0 | 188605 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/AddressLine1Txt | 0 | 230 WASHINGTON AVE EXT STE 101 |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/CityNm | 0 | ALBANY |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/StateAbbreviationCd | 0 | NY |
| IRS990/ContractorCompensationGrp/ContractorAddress/USAddress/ZIPCd | 0 | 12203 |
| IRS990/ContractorCompensationGrp/ContractorName/BusinessName/BusinessNameLine1Txt | 0 | CAPITOL HILL MANAGEMENT SERVICES |
| IRS990/ContractorCompensationGrp/ServicesDesc | 0 | ADMIN SUPPORT & OPERATIONS |
| IRS990/CostOfGoodsSoldAmt | 0 | 11227 |
| IRS990/CreditCounselingInd | 0 | 1 |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 125105 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 4000 |
| IRS990/CYInvestmentIncomeAmt | 0 | 13626 |
| IRS990/CYOtherExpensesAmt | 0 | 353455 |
| IRS990/CYOtherRevenueAmt | 0 | 1676 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 341582 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | 21202 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 103332 |
| IRS990/CYTotalExpensesAmt | 0 | 460787 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 32756 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 481989 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | 0 |
| IRS990/DeductibleArtContributionInd | 0 | 0 |
| IRS990/DeductibleNonCashContriInd | 0 | 0 |
| IRS990/DeferredRevenueGrp/BOYAmt | 0 | 57445 |
| IRS990/DeferredRevenueGrp/EOYAmt | 0 | 44100 |
| IRS990/DelegationOfMgmtDutiesInd | 0 | 0 |
| IRS990/DepreciationDepletionGrp/ManagementAndGeneralAmt | 0 | 192 |
| IRS990/DepreciationDepletionGrp/TotalAmt | 0 | 192 |
| IRS990/Desc | 0 | SYSTEM DYNAMICS SOCIETY, INC. PROVIDED A FORUM IN WHICH RESEARCHERS, EDUCATORS, CONSULTANTS, AND PRACTITIONERS IN THE CORPORATE AND PUBLIC SECTORS INTERACT TO INTRODUCE NEWCOMERS TO THE FIELD, KEEP ABREAST OF CURRENT DEVELOPMENTS, AND BUILD ON EACH OTHER'S WORK. DURING 2020, 1112 INDIVIDUALS WERE SERVED. THE AGENCY IS PRIMARILY SUPPORTED THROUGH CONFERENCE REVENUE AND INVESTMENT INCOME. |
| IRS990/DescribedInSection501c3Ind | 0 | 1 |
| IRS990/DisregardedEntityInd | 0 | 0 |
| IRS990/DocumentRetentionPolicyInd | 0 | 1 |
| IRS990/DonorAdvisedFundInd | 0 | 0 |
| IRS990/DonorRestrictionNetAssetsGrp/BOYAmt | 0 | 234477 |
| IRS990/DonorRestrictionNetAssetsGrp/EOYAmt | 0 | 270826 |
| IRS990/DonorRstrOrQuasiEndowmentsInd | 0 | 0 |
| IRS990/ElectionOfBoardMembersInd | 0 | 0 |
| IRS990/EmployeeCnt | 0 | 0 |
| IRS990/EngagedInExcessBenefitTransInd | 0 | 0 |
| IRS990/EscrowAccountLiabilityGrp/BOYAmt | 0 | 4325 |
| IRS990/EscrowAccountLiabilityGrp/EOYAmt | 0 | 3720 |
| IRS990/ExpenseAmt | 0 | 334924 |
| IRS990/FamilyOrBusinessRlnInd | 0 | 0 |
| IRS990/FederalGrantAuditRequiredInd | 0 | 0 |
| IRS990/FeesForServicesOtherGrp/FundraisingAmt | 0 | 26069 |
| IRS990/FeesForServicesOtherGrp/ManagementAndGeneralAmt | 0 | 45605 |
| IRS990/FeesForServicesOtherGrp/ProgramServicesAmt | 0 | 151333 |
| IRS990/FeesForServicesOtherGrp/TotalAmt | 0 | 223007 |
| IRS990/FeesForSrvcInvstMgmntFeesGrp/ManagementAndGeneralAmt | 0 | 2214 |
| IRS990/FeesForSrvcInvstMgmntFeesGrp/TotalAmt | 0 | 2214 |
| IRS990/ForeignActivitiesInd | 0 | 0 |
| IRS990/ForeignFinancialAccountInd | 0 | 0 |
| IRS990/ForeignGrantsGrp/ProgramServicesAmt | 0 | 3000 |
| IRS990/ForeignGrantsGrp/TotalAmt | 0 | 3000 |
| IRS990/ForeignOfficeInd | 0 | 1 |
| IRS990/Form8282PropertyDisposedOfInd | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 2 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 3 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 4 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 5 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 6 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 7 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 8 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 9 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 10 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 11 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 12 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 13 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 14 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 15 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 16 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 17 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 18 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 19 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 20 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 21 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 22 | 5.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 23 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 24 | 3.00 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 25 | 40.00 |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 4 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 5 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 6 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 7 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 8 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 9 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 10 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 11 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 12 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 13 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 14 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 15 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 16 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 17 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 18 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 19 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 20 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 21 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 22 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 23 | X |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 24 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 1 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 2 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 3 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 4 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 5 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 6 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 7 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 8 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 9 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 10 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 11 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 12 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 13 | X |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 11 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 12 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 13 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 14 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 15 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 16 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 17 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 18 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 19 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 20 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 21 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 22 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 23 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 24 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 25 | 0 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | PAULO GONCALVES |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | MARTIN FG SCHAFFERNICHT |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 2 | J BRADLEY MORRISON |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 3 | STEFANO ARMENIA |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 4 | ROBERT L EBERLEIN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 5 | ELIOT RICH |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 6 | THOMAS WITTIG |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 7 | KRYSTYNA A STAVE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 8 | ASMERET BIER NAUGLE |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 9 | LEONARD MALCZYNSKI |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 10 | DIANA FISHER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 11 | SHARON ELS |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 12 | LEES STUNTZ |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 13 | JACK HOMER |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 14 | MUNAF AAMIR |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 15 | THOMAS FIDDAMAN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 16 | WILL GLASS-HUSAIN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 17 | CARL SMITH |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 18 | SHAYNE GARY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 19 | HILDE MARTINUSSEN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 20 | JOSEPHINE KAVITI MUSANGO |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 21 | RAAFAT ZAINI |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 22 | BIRGIT KOPAINSKY |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 23 | ELKE HUSEMANN |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 24 | SARA METCALF |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 25 | REBECCA NILES |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 11 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 12 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 13 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 14 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 15 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 16 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 17 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 18 | 2000 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 19 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 20 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 21 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 22 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 23 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 24 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 25 | 101332 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 2 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 3 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 4 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 5 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 6 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 7 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 8 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 9 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 10 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 11 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 12 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 13 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 14 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 15 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 16 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 17 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 18 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 19 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 20 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 21 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 22 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 23 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 24 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 25 | 0 |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 0 | PRESIDENT ELECT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | PAST PRESIDENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 2 | SECRETARY |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 3 | VP CHAPTER ACTIVITIES |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 4 | VP ELECTRONIC PRESENCE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 5 | VP FINANCE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 6 | VP MARKETING & COMMUNICATIONS |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 7 | VP PUBLICATIONS |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 8 | VP MEMBERSHIP |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 9 | VP MEETINGS |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 10 | VP PRE-COLLEGE EDU |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 11 | MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 12 | MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 13 | VP PROFESSIONAL PRACTICE |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 14 | MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 15 | MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 16 | MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 17 | MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 18 | MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 19 | MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 20 | MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 21 | MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 22 | PRESIDENT |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 23 | MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 24 | MEMBER |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 25 | EXECUTIVE DIRECTOR |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | 0 |
| IRS990/FormationYr | 0 | 1985 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | 0 |
| IRS990/FSAuditedInd | 0 | 0 |
| IRS990/FundraisingActivitiesInd | 0 | 0 |
| IRS990/GainOrLossGrp/SecuritiesAmt | 0 | 0 |
| IRS990/GamingActivitiesInd | 0 | 0 |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 25 |
| IRS990/GrantAmt | 0 | 4000 |
| IRS990/GrantsToDomesticIndividualsGrp/ProgramServicesAmt | 0 | 1000 |
| IRS990/GrantsToDomesticIndividualsGrp/TotalAmt | 0 | 1000 |
| IRS990/GrantsToIndividualsInd | 0 | 0 |
| IRS990/GrantsToOrganizationsInd | 0 | 0 |
| IRS990/GrantToRelatedPersonInd | 0 | 0 |
| IRS990/GrossAmountSalesAssetsGrp/SecuritiesAmt | 0 | 675853 |
| IRS990/GrossReceiptsAmt | 0 | 1169069 |
| IRS990/GrossSalesOfInventoryAmt | 0 | 12903 |
| IRS990/GroupReturnForAffiliatesInd | 0 | 0 |
| IRS990/IncludeFIN48FootnoteInd | 0 | 1 |
| IRS990/IndependentAuditFinclStmtInd | 0 | 0 |
| IRS990/IndependentVotingMemberCnt | 0 | 25 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 1 |
| IRS990/IndoorTanningServicesInd | 0 | 0 |
| IRS990/InfoInScheduleOPartIXInd | 0 | X |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InsuranceGrp/ManagementAndGeneralAmt | 0 | 2165 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 2165 |
| IRS990/InventoriesForSaleOrUseGrp/BOYAmt | 0 | 14227 |
| IRS990/InventoriesForSaleOrUseGrp/EOYAmt | 0 | 3000 |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 13626 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 13626 |
| IRS990/InvestmentInJointVentureInd | 0 | 0 |
| IRS990/InvestmentsPubTradedSecGrp/BOYAmt | 0 | 843640 |
| IRS990/InvestmentsPubTradedSecGrp/EOYAmt | 0 | 985612 |
| IRS990/IRPDocumentCnt | 0 | 7 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LandBldgEquipAccumDeprecAmt | 0 | 574 |
| IRS990/LandBldgEquipBasisNetGrp/BOYAmt | 0 | 192 |
| IRS990/LandBldgEquipBasisNetGrp/EOYAmt | 0 | 0 |
| IRS990/LandBldgEquipCostOrOtherBssAmt | 0 | 574 |
| IRS990/LegalDomicileStateCd | 0 | MA |
| IRS990/LessCostOthBasisSalesExpnssGrp/SecuritiesAmt | 0 | 675853 |
| IRS990/LoanOutstandingInd | 0 | 0 |
| IRS990/LobbyingActivitiesInd | 0 | 0 |
| IRS990/LocalChaptersInd | 0 | 1 |
| IRS990/MaterialDiversionOrMisuseInd | 0 | 0 |
| IRS990/MembersOrStockholdersInd | 0 | 0 |
| IRS990/MethodOfAccountingAccrualInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | 1 |
| IRS990/MinutesOfGoverningBodyInd | 0 | 1 |
| IRS990/MissionDesc | 0 | SYSTEM DYNAMICS SOCIETY, INC. IS DEVOTED TO ENCOURAGING THE DEVELOPMENT AND USE OF SYSTEM DYNAMICS AND SYSTEMS THINKING AROUND THE WORLD. SYSTEM DYNAMICS IS A COMPUTER-AIDED APPROACH TO POLICY ANALYSIS AND DESIGN. |
| IRS990/MoreThan5000KToIndividualsInd | 0 | 1 |
| IRS990/MoreThan5000KToOrgInd | 0 | 0 |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 935000 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 1125107 |
| IRS990/NetGainOrLossInvestmentsGrp/TotalRevenueColumnAmt | 0 | 0 |
| IRS990/NetIncomeOrLossGrp/RelatedOrExemptFuncIncomeAmt | 0 | 1676 |
| IRS990/NetIncomeOrLossGrp/TotalRevenueColumnAmt | 0 | 1676 |
| IRS990/NetUnrelatedBusTxblIncmAmt | 0 | 0 |
| IRS990/NetUnrlzdGainsLossesInvstAmt | 0 | 140157 |
| IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt | 0 | 700523 |
| IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt | 0 | 854281 |
| IRS990/NondeductibleContributionsInd | 0 | 0 |
| IRS990/OfficeExpensesGrp/FundraisingAmt | 0 | 84 |
| IRS990/OfficeExpensesGrp/ManagementAndGeneralAmt | 0 | 9058 |
| IRS990/OfficeExpensesGrp/ProgramServicesAmt | 0 | 6163 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 15305 |
| IRS990/OfficerMailingAddressInd | 0 | 0 |
| IRS990/OperateHospitalInd | 0 | 0 |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsFASB117Ind | 0 | X |
| IRS990/OtherChangesInNetAssetsAmt | 0 | 0 |
| IRS990/OtherExpensesGrp/Desc | 0 | PUBLICATIONS |
| IRS990/OtherExpensesGrp/Desc | 1 | BANK AND CREDIT CARD FE |
| IRS990/OtherExpensesGrp/Desc | 2 | CONTRACT - SUNY ALBANY |
| IRS990/OtherExpensesGrp/Desc | 3 | CHAPTER DEVELOPMENT |
| IRS990/OtherExpensesGrp/FundraisingAmt | 0 | 4698 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 0 | 1184 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 1 | 8817 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 2 | 3794 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 41775 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 1 | 8693 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 41775 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 14575 |
| IRS990/OtherExpensesGrp/TotalAmt | 2 | 8817 |
| IRS990/OtherExpensesGrp/TotalAmt | 3 | 3794 |
| IRS990/OtherWebsiteInd | 0 | X |
| IRS990/PartialLiquidationInd | 0 | 0 |
| IRS990/PoliciesReferenceChaptersInd | 0 | 1 |
| IRS990/PoliticalCampaignActyInd | 0 | 0 |
| IRS990/PrepaidExpensesDefrdChargesGrp/BOYAmt | 0 | 12059 |
| IRS990/PrepaidExpensesDefrdChargesGrp/EOYAmt | 0 | 1962 |
| IRS990/PrincipalOfficerNm | 0 | REBECCA D NILES |
| IRS990/PriorPeriodAdjustmentsAmt | 0 | 28748 |
| IRS990/ProfessionalFundraisingInd | 0 | 0 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 0 | 611710 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 1 | 900099 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 2 | 511120 |
| IRS990/ProgramServiceRevenueGrp/Desc | 0 | CONFERENCES |
| IRS990/ProgramServiceRevenueGrp/Desc | 1 | MEMBERSHIP DUES/SUBSCR |
| IRS990/ProgramServiceRevenueGrp/Desc | 2 | PUBLICATIONS |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 198882 |
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Displayed year
2020 • Form 990Detailed filing. Detailed filing data is available for this year.