Thomas Fingar is an affiliate at the The Center for International Security and Cooperation (CISAC) in the Freeman Spogli Institute for International Studies at Stanford University. He was the inaugural Oksenberg-Rohlen Distinguished Fellow from 2010 through 2015 and the Payne Distinguished Lecturer at Stanford in 2009.

From 2005 through 2008, he served as the first deputy director of national intelligence for analysis and, concurrently, as chairman of the National Intelligence Council. Fingar served previously as assistant secretary of the State Department’s Bureau of Intelligence and Research (2000-01 and 2004-05), principal deputy assistant secretary (2001-03), deputy assistant secretary for analysis (1994-2000), director of the Office of Analysis for East Asia and the Pacific (1989-94), and chief of the China Division (1986-89). Between 1975 and 1986 he held a number of positions at Stanford University, including senior research associate in the Center for International Security and Arms Control.

Fingar is a graduate of Cornell University (A.B. in Government and History, 1968), and Stanford University (M.A., 1969 and Ph.D., 1977 both in political science). His most recent books are From Mandate to Blueprint: Lessons from Intelligence Reform (Stanford University Press, 2021), Reducing Uncertainty: Intelligence Analysis and National Security (Stanford University Press, 2011), The New Great Game: China and South and Central Asia in the Era of Reform, editor (Stanford University Press, 2016), Uneasy Partnerships: China and Japan, the Koreas, and Russia in the Era of Reform (Stanford, 2017), and Fateful Decisions: Choices that will Shape China’s Future, co-edited with Jean Oi (Stanford, 2020). His most recent article is, "The Role of Intelligence in Countering Illicit Nuclear-Related Procurement,” in Matthew Bunn, Martin B. Malin, William C. Potter, and Leonard S Spector, eds., Preventing Black Market Trade in Nuclear Technology (Cambridge, 2018)."

Scott D. Sagan is the Caroline S.G. Munro Professor of Political Science, the Bass University Fellow in Undergraduate Education, and a senior fellow based at FSI's Center for International Security and Cooperation, where he previously served as the social science co-director. He also serves as co-chair of the American Academy of Arts and Sciences’ Committee on International Security Studies. Before joining the Stanford faculty, Sagan was a lecturer in the Department of Government at Harvard University and served as special assistant to the director of the Organization of the Joint Chiefs of Staff in the Pentagon.

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: An Enduring Debate (W.W. Norton, 2012). He is the co-editor of Insider Threats (Cornell University Press, 2017) with Matthew Bunn; and co-editor of The Fragile Balance of Terror (Cornell University Press, 2022) with Vipin Narang. Sagan was also the guest editor of a two-volume special issue of Daedalus: Ethics, Technology, and War (Fall 2016) and The Changing Rules of War (Winter 2017).

Recent publications include “Creeds and Contestation: How US Nuclear and Legal Doctrine Influence Each Other,” with Janina Dill, in a special issue of Security Studies (December 2025); “Kettles of Hawks: Public Opinion on the Nuclear Taboo and Noncombatant Immunity in the United States, United Kingdom, France, and Israel”, with Janina Dill and Benjamin A. Valentino in Security Studies (February 2022); “The Rule of Law and the Role of Strategy in U.S. Nuclear Doctrine” with Allen S. Weiner in International Security (Spring 2021); “Does the Noncombatant Immunity Norm Have Stopping Power?” with Benjamin A. Valentino in International Security (Fall 2020); and “Just War and Unjust Soldiers: American Public Opinion on the Moral Equality of Combatants” and “On Reciprocity, Revenge, and Replication: A Rejoinder to Walzer, McMahan, and Keohane” with Benjamin A. Valentino in Ethics & International Affairs (Winter 2019).

In 2022, Sagan was awarded Thérèse Delpech Memorial Award from the Carnegie Endowment for International Peace at their International Nuclear Policy Conference. In 2017, he received the International Studies Association’s Susan Strange Award which recognizes the scholar whose “singular intellect, assertiveness, and insight most challenge conventional wisdom and intellectual and organizational complacency" in the international studies community. Sagan was also the recipient of the National Academy of Sciences William and Katherine Estes Award in 2015, for his work addressing the risks of nuclear weapons and the causes of nuclear proliferation. The award, which is granted triennially, recognizes “research in any field of cognitive or behavioral science that advances understanding of issues relating to the risk of nuclear war.” In 2013, Sagan received the International Studies Association's International Security Studies Section Distinguished Scholar Award. He has also won four teaching awards: Stanford’s 1998-99 Dean’s Award for Distinguished Teaching; Stanford's 1996 Hoagland Prize for Undergraduate Teaching; the International Studies Association’s 2008 Innovative Teaching Award; and the Monterey Institute for International Studies’ Nonproliferation Education Award in 2009.