Former Staff


William J. Perry Distinguished Fellow

Rolf Mowatt-Larssen was the inaugural William J. Perry Distinguished Fellow at NTI, where he supported NTI’s work on global threat reduction. He has deep expertise on Russia and nuclear security. He focused his research efforts on the implications of the Ukraine crisis for the global nuclear order.

Mowatt-Larssen, a Senior Fellow at Harvard University’s Belfer Center for Science and International Affairs since 2009, served until July 2019 as Director of the Center’s Intelligence Project. Before his tenure at Harvard, he served for more than three years as the Director of Intelligence and Counterintelligence at the U.S. Department of Energy. Previously, he spent 23 years as a CIA operations officer in various domestic and international posts, including Chief of the Europe Division in the Directorate of Operations, Chief of the Weapons of Mass Destruction Department, Counterterrorist Center, and Deputy Associate Director of Central Intelligence for Military Support. He also served in numerous overseas assignments in Europe, Russia, and the Middle East. Prior to his career in intelligence, Mowatt-Larssen served as an officer in the U.S. Army. He is a graduate of the United States Military Academy, West Point, NY.

Mowatt-Larssen is a recipient of the CIA Director’s Award, the George W. Bush Award for Excellence in Counterterrorism, the Secretary of Energy’s Exceptional Service Medal, the Distinguished Career Intelligence Medal, Secretary of Defense Civilian Distinguished Service Medal, and the National Intelligence Superior Performance Medal, among others.



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