Scott Sagan is the Caroline S.G. Munro Professor of Political Science, co-director of Stanford's Center for International Security and Cooperation, and a senior fellow at FSI. Before joining the Stanford faculty, Sagan was a lecturer in the Department of Government at Harvard University and served as a special assistant to the director of the Organization of the Joint Chiefs of Staff in the Pentagon. He has also served as a consultant to the office of the Secretary of Defense and at the Sandia National Laboratory and the Los Alamos National Laboratory.

Sagan is the author of Moving Targets: Nuclear Strategy and National Security (Princeton University Press, 1989), The Limits of Safety: Organizations, Accidents, and Nuclear Weapons (Princeton University Press, 1993) and, with co-author Kenneth N. Waltz, The Spread of Nuclear Weapons: A Debate Renewed (W.W. Norton, 2002). He is co-editor with Peter R. Lavoy and James L. Wirtz of Planning the Unthinkable (Cornell University Press, 2000) and the editor of Inside Nuclear South Asia (Stanford University Press, 2009). His most recent publications include "The Case for No First Use" in Survival (June 2009) and "Good Faith and Nuclear Disarmament Negotiations" in George Perkovich and James A. Acton's (eds.) Abolishing Nuclear Weapons: A Debate (Carnegie Endowment, 2009).