Executive Director
Consortium for History of Science, Technology and Medicine
Chair, Board of Directors
Thomas M. Siebel Professor in the History of Science
Chair, Department of History
Princeton University
Chair, Audit and Finance Committee
Director
The Wagner Free Institute of Science
Chair, Committee on Membership
Professor of History and Sociology of Science
University of Pennsylvania
Chair, Nominations and Governance Committee
President Emeritus Bryn Mawr College
Executive Officer Emeritus
American Philosophical Society
Chair, Development Committee
Honorary Chair of Endowment Campaign
United Way of Greater Philadelphia and Southern New Jersey
Chair
Friends of the Global Fight Against AIDS, Tuberculosis, and Malaria
Vice-Chair, Board of Directors
President & CEO, Retired
Chemical Heritage Foundation