APS buildings are open to staff and invited visitors. The Library is under renovation until early 2022. Virtual programs are ongoing. Read more about the APS's COVID response and operating procedures.

From the Blog

Charles Greifenstein
Estelle Markel-Joyet
American Philosophical Society

The American Philosophical Society is the oldest learned society in the United States. Founded by Benjamin Franklin in 1743, it continues its mission of "promoting useful knowledge" through research, fellowships, and public outreach.