Kelsey Hartigan joined NTI in January 2012 and serves as the program officer for NTI’s International Program and the Nuclear Security Project. Prior to joining NTI, Hartigan worked as a nonproliferation and defense policy analyst for the National Security Network.  She also worked with the United States Institute of Peace and assisted with USIP’s course on 21^st Century Issues in Strategic Arms Control and Nonproliferation. Hartigan has held positions with the International Security and Nuclear Weapons program at the Henry L. Stimson Center and the U.S. Department of State’s Delegation to the Conference on Disarmament in Geneva, Switzerland.

She is a member of the Institute of Nuclear Materials Management, the International Network of Emerging Nuclear Specialists and Women in International Security. Hartigan is a graduate of Purdue University.