Toby Dalton is Senior Fellow and Co-director of the Nuclear Policy Program at the Carnegie Endowment for International Peace, Washington DC. He is author with George Perkovich of Not War, Not Peace? (Oxford University Press, 2016). Prior to joining the Carnegie Endowment, he served as Senior Policy Advisor in the Office of Nonproliferation and International Security at the US Department of Energy and as Energy Attaché at the US Embassy in Islamabad, Pakistan.