Pranay Vaddi

Prinay Vaddi is has joined CNSP as the inaugural Senior Nuclear Fellow of 2025.

Vaddi holds a BS in Biochemistry and BA in Political Science from the University of Rochester and a JD from the University of Pittsburgh School of Law.

From May 2022 to January 2025, Vaddi served as special assistant to President Joe Biden and as senior director for Arms Control, Disarmament, and Nonproliferation at the National Security Council. Prior to this, he served as a senior advisor in the Bureau of Arms Control, Verification, and Compliance at the Department of State, where he coordinated the department’s inputs for the 2022 Nuclear Posture Review. Previously, he was a fellow in the Nuclear Policy Program at the Carnegie Endowment for International Peace, where he focused on developing recommendations for the U.S. nuclear posture and arms control policy, and examined Congress’ role in arms control.