Daryl G. Kimball has been Executive Director of the Arms Control Association (ACA) and publisher and contributor for the organization’s monthly journal, Arms Control Today, since September 2001. For more than two decades at ACA, Kimball has led the organization’s education, research, and policy advocacy campaigns on a range of issues, including cancellation of new nuclear weapons programs, negotiation and ratification of the 2010 New START agreement, opposition to the controversial U.S.-India nuclear cooperation agreement, the conclusion of the 2015 P5+1 nuclear deal with Iran, efforts to promote entry into force of the Comprehensive Test Ban Treaty and strengthen implementation of the Nuclear Nonproliferation Treaty, the negotiation of the 2014 Arms Trade Treaty, and strengthening the taboo against chemical weapons.