Liabilities / Assets
Score unavailable
Liabilities-to-assets requires both liabilities and assets on the latest valid filing.
EIN 02-0629183 • 501(c)3 • Exton, PA
Profile
The organization's mission is two-fold: 1) to investigate scientific factors in educational methods that promote or interfere with children developing to their fullest potential; and 2) to inform professionals, the media, the education community, and the public at large about gender differences in child and adolescent development.
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
Score unavailable
Liabilities-to-assets requires both liabilities and assets on the latest valid filing.
Liabilities / Revenue
Score unavailable
Liabilities-to-revenue requires both liabilities and revenue on the latest valid filing.
Net Margin
67th percentile
Higher net margin than 67% of similar nonprofits.
Top Officer Pay
94th percentile
Higher top officer pay than 94% of similar nonprofits.
Top officer pay equals 30.3% of source-year revenue.
Asset Growth
83rd percentile
Faster asset growth than 83% of similar nonprofits.
Revenue Growth
48th percentile
Faster revenue growth than 48% of similar nonprofits.
Assets
Up$78,376
Up $21,471 (+38%) from 2023
Liabilities
-
No earlier filing loaded for comparison.
Net Assets
Up$78,376
Up $21,471 (+38%) from 2023
Revenue
Down$165,169
Down $6,746 (-3.9%) from 2023
Expenses
Down$143,698
Down $17,339 (-11%) from 2023
Net Income
Up$21,471
Up $10,593 (+97%) from 2023
Most recent year
2024 • Form 990EZDetailed filing. Detailed filing data is available for this year.
The organization's mission is two-fold: 1) to investigate scientific factors in educational methods that promote or interfere with children developing to their fullest potential; and 2) to inform professionals, the media, the education community, and the public at large about gender differences in child and adolescent development.
| Description | Grants | Expenses |
|---|---|---|
| DR. SAX LED WORKSHOPS AT VARIOUS SCHOOLS AND COLLEGES CONCERNING K-12 EDUCATION, AND CHILD AND ADOLESCENT DEVELOPMENT. | - | $24,952 |
| DISTRIBUTED BOOKS AND REPRINTS AT CONFERENCE AND EDUCATIONAL PROGRAMS. | - | - |
| LED CONFERENCES ABOUT GENDER-SPECIFIC BEST PRACTICES IN THE CLASSROOM. | - | - |
| Name | Title | Full / Part Time | Base | Other | Total |
|---|---|---|---|---|---|
| KATIE KAUTZ | Administrator | PT | $50,000 | - | $50,000 |
| LEONARD SAX MD PhD | Executive Direc | PT | $28,000 | - | $28,000 |
| Joan Kautz | Secretary | PT | $3,200 | - | $3,200 |
“ROYALTIES $3300”
“Expert witness - prof fees $3050”
“REFUNDS $2634”
“Advertising and Promotion $7976”
“Travel $24340”
“Insurance $10496”
“UTILITIES $2485”
“MEMBERSHIP DUES $968”
“OFFICE EQUIPMENT $957”
“OFFICE SUPPLIES $884”
“WEBSITE MAINTENANCE $770”
“Books, educational materials $612”
This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.
| Path | # | Value |
|---|---|---|
| IRS990EZ/ActivitiesNotPreviouslyRptInd | 0 | false |
| IRS990EZ/BooksInCareOfDetail/PersonNm | 0 | LEONARD SAX MDPhD |
| IRS990EZ/BooksInCareOfDetail/PhoneNum | 0 | 6102962821 |
| IRS990EZ/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 64 E UWCHLAN AVE 259 |
| IRS990EZ/BooksInCareOfDetail/USAddress/CityNm | 0 | EXTON |
| IRS990EZ/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | PA |
| IRS990EZ/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 19341 |
| IRS990EZ/CashSavingsAndInvestmentsGrp/BOYAmt | 0 | 56905 |
| IRS990EZ/CashSavingsAndInvestmentsGrp/EOYAmt | 0 | 78376 |
| IRS990EZ/ChgMadeToOrgnzngDocNotRptInd | 0 | false |
| IRS990EZ/ContributionsGiftsGrantsEtcAmt | 0 | 250 |
| IRS990EZ/CostOfGoodsSoldAmt | 0 | 0 |
| IRS990EZ/CostOrOtherBasisExpenseSaleAmt | 0 | 0 |
| IRS990EZ/DonorAdvisedFndsInd | 0 | false |
| IRS990EZ/EngagedInExcessBenefitTransInd | 0 | false |
| IRS990EZ/ExcessOrDeficitForYearAmt | 0 | 21471 |
| IRS990EZ/FeesAndOtherPymtToIndCntrctAmt | 0 | 2639 |
| IRS990EZ/FiledScheduleAInd | 0 | true |
| IRS990EZ/ForeignFinancialAccountInd | 0 | false |
| IRS990EZ/ForeignOfficeInd | 0 | false |
| IRS990EZ/Form1120PolFiledInd | 0 | false |
| IRS990EZ/Form990TotalAssetsGrp/BOYAmt | 0 | 56905 |
| IRS990EZ/Form990TotalAssetsGrp/EOYAmt | 0 | 78376 |
| IRS990EZ/FundraisingGrossIncomeAmt | 0 | 0 |
| IRS990EZ/GrossReceiptsAmt | 0 | 165169 |
| IRS990EZ/InfoInScheduleOPartIInd | 0 | X |
| IRS990EZ/InvestmentIncomeAmt | 0 | 3868 |
| IRS990EZ/LobbyingActivitiesInd | 0 | false |
| IRS990EZ/MadeLoansToFromOfficersInd | 0 | false |
| IRS990EZ/MethodOfAccountingCashInd | 0 | X |
| IRS990EZ/NetAssetsOrFundBalancesBOYAmt | 0 | 56905 |
| IRS990EZ/NetAssetsOrFundBalancesEOYAmt | 0 | 78376 |
| IRS990EZ/NetAssetsOrFundBalancesGrp/BOYAmt | 0 | 56905 |
| IRS990EZ/NetAssetsOrFundBalancesGrp/EOYAmt | 0 | 78376 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 0 | 20.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 1 | 20.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/AverageHrsPerWkDevotedToPosRt | 2 | 20.00 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 0 | 28000 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 1 | 3200 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/CompensationAmt | 2 | 50000 |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 0 | LEONARD SAX MD PhD |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 1 | Joan Kautz |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/PersonNm | 2 | KATIE KAUTZ |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 0 | Executive Direc |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 1 | Secretary |
| IRS990EZ/OfficerDirectorTrusteeEmplGrp/TitleTxt | 2 | Administrator |
| IRS990EZ/OperateHospitalInd | 0 | false |
| IRS990EZ/Organization501c3Ind | 0 | X |
| IRS990EZ/OrganizationDissolvedEtcInd | 0 | false |
| IRS990EZ/OrganizationHadUBIInd | 0 | false |
| IRS990EZ/OtherExpensesTotalAmt | 0 | 49488 |
| IRS990EZ/OtherRevenueTotalAmt | 0 | 8984 |
| IRS990EZ/PartVIHghstPdCntrctProfSrvcTxt | 0 | NONE |
| IRS990EZ/PartVIOfCompOfHghstPdEmplTxt | 0 | NONE |
| IRS990EZ/PoliticalCampaignActyInd | 0 | false |
| IRS990EZ/PrimaryExemptPurposeTxt | 0 | THE ORGANIZATION'S MISSION IS TWO-FOLD: 1) TO INVESTIGATE SCIENTIFIC FACTORS IN EDUCATIONAL METHODS THAT PROMOTE OR INTERFERE WITH CHILDREN DEVELOPING TO THEIR FULLEST POTENTIAL; AND 2) TO INFORM PROFESSIONALS, THE MEDIA, THE EDUCATION COMMUNITY, AND THE PUBLIC AT LARGE ABOUT GENDER DIFFERENCES IN CHILD AND ADOLESCENT DEVELOPMENT. |
| IRS990EZ/PrintingPublicationsPostageAmt | 0 | 1195 |
| IRS990EZ/ProgramServiceRevenueAmt | 0 | 152067 |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/DescriptionProgramSrvcAccomTxt | 0 | DR. SAX LED WORKSHOPS AT VARIOUS SCHOOLS AND COLLEGES CONCERNING K-12 EDUCATION, AND CHILD AND ADOLESCENT DEVELOPMENT. |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/DescriptionProgramSrvcAccomTxt | 1 | DISTRIBUTED BOOKS AND REPRINTS AT CONFERENCE AND EDUCATIONAL PROGRAMS. |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/DescriptionProgramSrvcAccomTxt | 2 | LED CONFERENCES ABOUT GENDER-SPECIFIC BEST PRACTICES IN THE CLASSROOM. |
| IRS990EZ/ProgramSrvcAccomplishmentGrp/ProgramServiceExpensesAmt | 0 | 24952 |
| IRS990EZ/ProhibitedTaxShelterTransInd | 0 | false |
| IRS990EZ/RelatedOrganizationCtrlEntInd | 0 | false |
| IRS990EZ/SalariesOtherCompEmplBnftAmt | 0 | 90376 |
| IRS990EZ/ScheduleBNotRequiredInd | 0 | X |
| IRS990EZ/SchoolOperatingInd | 0 | false |
| IRS990EZ/SpecialEventsDirectExpensesAmt | 0 | 0 |
| IRS990EZ/SubjectToProxyTaxInd | 0 | false |
| IRS990EZ/TanningServicesProvidedInd | 0 | false |
| IRS990EZ/TaxImposedOnOrganizationMgrAmt | 0 | 0 |
| IRS990EZ/TaxImposedUnderIRC4911Amt | 0 | 0 |
| IRS990EZ/TaxImposedUnderIRC4912Amt | 0 | 0 |
| IRS990EZ/TaxImposedUnderIRC4955Amt | 0 | 0 |
| IRS990EZ/TaxReimbursedByOrganizationAmt | 0 | 0 |
| IRS990EZ/TotalExpensesAmt | 0 | 143698 |
| IRS990EZ/TotalProgramServiceExpensesAmt | 0 | 24952 |
| IRS990EZ/TotalRevenueAmt | 0 | 165169 |
| IRS990EZ/TransactionWithControlEntInd | 0 | false |
| IRS990EZ/TrnsfrExmptNonChrtblRltdOrgInd | 0 | false |
| IRS990EZ/TypeOfOrganizationCorpInd | 0 | X |
| IRS990EZ/WebsiteAddressTxt | 0 | www.singlesexschools.org |
| IRS990ScheduleA/AmountsRcvdDsqlfyPersonGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/CurrentTaxYearAmt | 0 | 250 |
| IRS990ScheduleA/GiftsGrantsContrisRcvd509Grp/TotalAmt | 0 | 250 |
| IRS990ScheduleA/GovtFurnSrvcFcltsVl509Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/GrossInvestmentIncome509Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearAmt | 0 | 164919 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus1YearAmt | 0 | 171915 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus2YearsAmt | 0 | 149330 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus3YearsAmt | 0 | 91777 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/CurrentTaxYearMinus4YearsAmt | 0 | 113411 |
| IRS990ScheduleA/GrossReceiptsAdmissionsGrp/TotalAmt | 0 | 691352 |
| IRS990ScheduleA/GrossReceiptsNonUnrltBusGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/InvestmentIncomeCYPct | 0 | 0.00000 |
| IRS990ScheduleA/NetIncomeFromOtherUBIGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/OtherIncome509Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/Post1975UBTIGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/PubliclySupportedOrg509a2Ind | 0 | X |
| IRS990ScheduleA/PublicSupportCY509Pct | 0 | 1.00000 |
| IRS990ScheduleA/PublicSupportTotal509Amt | 0 | 691602 |
| IRS990ScheduleA/SubstantialContributorsAmtGrp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/TaxRevLeviedOrgnztnlBnft509Grp/TotalAmt | 0 | 0 |
| IRS990ScheduleA/ThirtyThrPctSuprtTestsCY509Ind | 0 | X |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearAmt | 0 | 165169 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus1YearAmt | 0 | 171915 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus2YearsAmt | 0 | 149330 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus3YearsAmt | 0 | 91777 |
| IRS990ScheduleA/Total509Grp/CurrentTaxYearMinus4YearsAmt | 0 | 113411 |
| IRS990ScheduleA/Total509Grp/TotalAmt | 0 | 691602 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearAmt | 0 | 165169 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus1YearAmt | 0 | 171915 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus2YearsAmt | 0 | 149330 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus3YearsAmt | 0 | 91777 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/CurrentTaxYearMinus4YearsAmt | 0 | 113411 |
| IRS990ScheduleA/TotalSupportCalendarYearGrp/TotalAmt | 0 | 691602 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | ROYALTIES $3300 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | EXPERT WITNESS - PROF FEES $3050 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 2 | REFUNDS $2634 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 3 | Advertising and Promotion $7976 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 4 | Travel $24340 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 5 | Insurance $10496 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 6 | UTILITIES $2485 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 7 | MEMBERSHIP DUES $968 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 8 | OFFICE EQUIPMENT $957 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 9 | OFFICE SUPPLIES $884 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 10 | WEBSITE MAINTENANCE $770 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 11 | BOOKS, EDUCATIONAL MATERIALS $612 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | Other Revenue.1 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | Other Revenue.2 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | Other Revenue.3 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 3 | Other Expenses.1001 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 4 | Other Expenses.1005 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 5 | Other Expenses.1012 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 6 | Other Expenses.1 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 7 | Other Expenses.3 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 8 | Other Expenses.4 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 9 | Other Expenses.5 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 10 | Other Expenses.6 |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 11 | Other Expenses.7 |
| ReturnHeader/BuildTS | 0 | 2025-03-06 01:10:19Z |
| ReturnHeader/BusinessOfficerGrp/DiscussWithPaidPreparerInd | 0 | true |
| ReturnHeader/BusinessOfficerGrp/PersonNm | 0 | LEONARD SAX MD |
| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | Executive Director |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2025-10-17 |
| ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt | 0 | THE MONTGOMERY CENTER FOR RESEARCH IN |
| ReturnHeader/Filer/BusinessName/BusinessNameLine2Txt | 0 | CHILD & ADOLESCENT DEVELOPMENT INC |
| ReturnHeader/Filer/BusinessNameControlTxt | 0 | MONT |
| ReturnHeader/Filer/EIN | 0 | 020629183 |
| ReturnHeader/Filer/PhoneNum | 0 | 6102962821 |
| ReturnHeader/Filer/USAddress/AddressLine1Txt | 0 | 64 E UWCHLAN AVE 259 |
| ReturnHeader/Filer/USAddress/CityNm | 0 | EXTON |
| ReturnHeader/Filer/USAddress/StateAbbreviationCd | 0 | PA |
| ReturnHeader/Filer/USAddress/ZIPCd | 0 | 19341 |
| ReturnHeader/IRSResponsiblePrtyInfoCurrInd | 0 | true |
| ReturnHeader/PreparerFirmGrp/PreparerFirmEIN | 0 | 521373749 |
| ReturnHeader/PreparerFirmGrp/PreparerFirmName/BusinessNameLine1Txt | 0 | Bauer & Scott CPAs LLP |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/AddressLine1Txt | 0 | 16027 Comprint Circle |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/CityNm | 0 | Gaithersburg |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/StateAbbreviationCd | 0 | MD |
| ReturnHeader/PreparerFirmGrp/PreparerUSAddress/ZIPCd | 0 | 20877 |
| ReturnHeader/PreparerPersonGrp/PhoneNum | 0 | 3019488940 |
| ReturnHeader/PreparerPersonGrp/PreparerPersonNm | 0 | Robert Scott |
| ReturnHeader/ReturnTs | 0 | 2025-10-17T11:45:29-07:00 |
| ReturnHeader/ReturnTypeCd | 0 | 990EZ |
| ReturnHeader/TaxPeriodBeginDt | 0 | 2024-01-01 |
| ReturnHeader/TaxPeriodEndDt | 0 | 2024-12-31 |
| ReturnHeader/TaxYr | 0 | 2024 |
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