Colonel (Ret.) Guy Roberts

Colonel (Ret.) Guy Roberts

Assistant Secretary of Defense for Nuclear, Chemical and Biological Defense Programs
Department of Defense
NSWG

Colonel Guy Roberts is the Assistant Secretary of Defense for Nuclear, Chemical and Biological Defense Programs, and a retired Colonel with 25 years experience in the U.S. Marine Corps. Since his retirement he has held positions with NATO, as well as offering his expertise in national security and non-proliferation issues as an independent consultant.

Colonel Guy Roberts is the Assistant Secretary of Defense for Nuclear, Chemical and Biological Defense Programs, and a retired Colonel from the U.S. Marine Corps.

Colonel Roberts’ distinguished career in the U.S. Marine Corps spanned 25 years, and he held a wide range of positions in operations and operations support, negotiations, litigation, and as a policy and legal advisor before retiring with the rank of colonel. He then became ​an independent consultant on national security and non-proliferation issues ​and an adjunct Professor at Mary Washington University. Until August 2011 he was the Deputy Assistant Secretary General for Weapons of Mass Destruction Policy for the North Atlantic Treaty Organization (NATO) where he was responsible for developing policy on combating the proliferation of weapons of mass destruction, missile defense, and overseeing and implementing NATO’s nuclear deterrence policy and posture.

Colonel Roberts has written extensively on non-proliferation, arms control, terrorism, and law of war issues. This includes the 1995 and 2006 coeditions of National Security Law Documents with the Center for National Security Law.   

He received his law degree from the University of Denver, and he holds Masters’ degrees in International Law from Georgetown University, in International Relations from the University of Southern California, and in Strategic Studies from the Naval War College.