American Philosophical Society
The American Philosophical Society, the oldest learned society in the United States, was founded in 1743 by Benjamin Franklin for the purpose of "promoting useful knowledge." In the 21st century the Society sustains this mission in three principal ways. It honors and engages distinguished scientists, humanists, social scientists, and leaders in civic and cultural affairs through elected membership and opportunities for interdisciplinary, intellectual fellowship, particularly in the semi-annual Meetings in Philadelphia. It supports research and discovery through grants and fellowships, lectures, publications, prizes, exhibitions, and public education. It serves scholars through a research library of manuscripts and other collections internationally recognized for their enduring historic value. The American Philosophical Society's current activities reflect the founder's spirit of inquiry, provide a forum for the free exchange of ideas, and convey the conviction of its members that intel
Financial Overview
From 2024 IRS Form 990-PF
Total Assets
$310.2M
+6.2% YoY
Annual Giving
$15K
+0.0% YoY
Grant Count
1
+0.0% YoY
Avg Grant Size
$15K
+0.0% YoY
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Financial History
Multi-year comparison from IRS filings
| Metric | 2024 | 2023 | 2022 |
|---|---|---|---|
| Total Assets | $310,248,157 | $292,035,358 | $267,448,047 |
| Revenue | $20,391,804 | $13,318,942 | $12,299,474 |
| Expenses | $15,571,638 | $14,213,316 | $13,165,105 |
| Qualifying Distributions | — | — | — |
| Net Investment Income | $16,906,951 | $9,353,380 | $5,717,725 |
| Distributable Amount | — | — | — |
Giving Over Time
Total grant dollars and number of grants per year
Grant Insights
How this funder distributes its grants
Top Recipients
Top 1 recipients in 2024
Grant Size Distribution
5 grants across all recorded years
Giving History
Grant recipients and amounts by year
No grants recorded for .
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Key People
Officers and directors from IRS filings
Compensation Overview
From 2024 IRS filing
From 2024 filing
| Name | Title | Hours | Compensation |
|---|---|---|---|
| Dr Robert M Hauser | CEO | 40 | $341,000 |
| Michelle McDonald | Dir of Library | 40 | $257,373 |
| John Wolfe | Financial Offic | 40 | $251,750 |
| Dr Patrick Spero | CEO | 40 | $231,916 |
| Linda Jacobs | Development Direct | 40 | $192,610 |
| Gary David | Asso Dir of Collec | 40 | $139,050 |
| Mary Grace Wahl | Assoc Dir of Colle | 40 | $113,810 |
| Bayard Miller | Assoc Dir of Digit | 40 | $120,120 |
| Linda Musumeci | Dir of Grants & Fe | 40 | $122,802 |
| Dr Joanna Aizenberg | Councilor | 1 | — |
| Dr Julia H Gaisser | Councilor | 1 | — |
| Dr Jacqueline K Barton | V.P./Council | 1 | — |
| Dr Dusa McDuff | Councilor | 1 | — |
| Dr Clyde F Barker | Councilor | 1 | — |
| Dr Linda K Kerber | Councilor | 1 | — |
| Dr Vijay Kumar | Councilor | 1 | — |
| Dr Jianguo Liu | Councilor | 1 | — |
| Dr Anne Case | Councilor | 1 | — |
| Dr David Skorton | Councilor/Secy | 1 | — |
| Dr Richard E Lenski | Councilor | 1 | — |
| John S Reed | Councilor | 1 | — |
| Linda Greenhouse | Councilor | 1 | — |
| Dr Nina Jablonski | V.P./Council | 1 | — |
| Sir Mark Thompson | Councilor | 1 | — |
| Dr Kathleen Hall Jamieson | Councilor | 1 | — |
| Dr Andrew Delbanco | Councilor | 1 | — |
| Dr Paul W Kroll | Councilor | 1 | — |
| Dr Leslie C Aiello | Curator/Council | 1 | — |
| Mr Richard B Worley | Councilor | 1 | — |
| Dr Jonathan R Cole | Councilor | 1 | — |
| Dr Ronald M Fairman | Councilor | 1 | — |
| Margaret H Marshall | Councilor | 1 | — |
| Dr Marna C Whittington | Councilor/Treas | 1 | — |
| Dr Alan S Blinder | Councilor | 1 | — |
| Robert James Miller | Councilor | 1 | — |
| Dr Harriet Zuckerman | Councilor | 1 | — |
| Dr David Hollinger | Councilor | 1 | — |
| Dr Keith S Thomson | Curator/Council | 1 | — |
| Dr Roger S Bagnall | Pres/Councilor | 1 | — |
| Dr William H Hooke | Councilor | 1 | — |
| Dr Caroline W Bynum | Councilor/V.P. | 1 | — |
| Dr Douglas S Massey | Councilor | 1 | — |
| Dr John C Van Horne | Councilor | 1 | — |
Geographic Focus
Where this funder has awarded grants
Grant Distribution by State
States
Cities
Data last updated March 2026. Sourced from IRS Form 990-PF filings.
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