Wilfred WanDr. Wilfred Wan is the Director of the SIPRI Weapons of Mass Destruction Programme. His recent research focuses on nuclear weapon risk reduction, nuclear disarmament verification, and other issues related to arms control and disarmament. Previously he was at the United Nations Institute for Disarmament Research, the United Nations University Centre for Policy Research, Hitotsubashi University, and Harvard Kennedy School’s Belfer Center for Science and International Affairs. He is the author of Regional Pathways to Nuclear Nonproliferation (University of Georgia Press, 2018).