Consortium for
History of Science, Technology and Medicine

315 Chestnut Street
Philadelphia,PA 19106-2702
info@chstm.org

Babak Ashrafi
Executive Director
ba@chstm.org

Lawrence Kessler
Manager of Academic Programs
lk@chstm.org

Sheila O'Shaughnessy
Director of Development and Communication
sos@chstm.org

Aaron Slater
Office Manager
ams@chstm.org

Man in Lab
Calvin Bridges (1889-1938) in the fly room at Columbia, ca. 1920-1925Image courtesy of the American Philosophical Society