Tom Wingfield

Tom Wingfield
Senior International/Defense Researcher


M.A. in law, Georgetown University; J.D in law, Georgetown University; B.A. in history, Georgia State University


Tom Wingfield is a senior international and defense researcher in RAND's Department of Defense & Political Sciences. An international lawyer, his expertise is in the strategic and policy aspects of the cyber domain and the information environment. He has done extensive international and security cooperation work, and has been a professional military educator and administrator.

He was the Deputy Assistant Secretary of Defense for Cyber Policy from 2019 to 2021, responsible for implementing the DoD Cyber Strategy and coordinating issues and actions across the Department of Defense, the Interagency, and the international community. Earlier, he served as the Acting Chancellor and Dean of Faculty and Academic Programs at the College of Information and Cyberspace. Wingfield previously served as Professor of Cyber Law at CIC. He is an acknowledged expert in the use of force in cyberspace who initiated and served on the drafting committee of the Tallinn Manual on the International Law Applicable to Cyberwarfare (Cambridge, 2013). He has taught and managed faculty at the National Defense College in Abu Dhabi, UAE, the George C. Marshall European Center for Security Studies in Garmisch-Partenkirchen, Germany, and the US Army Command and General Staff College. A former naval officer, Wingfield holds two law degrees from Georgetown University Law Center, a J.D. and an LL.M.  He is a founding member of the Roundtable on Military Cyber Stability, a Track 1.5 effort to involve senior national security experts from China, Russia, and the US in strategic cyber stability discussions and research projects.