Paul F. Walker
International Director of Environmental Security and Sustainability
Green Cross International

Paul Walker is the International Director of Environmental Security and Sustainability (ESS) for Green Cross International (GCI) and manages its Washington DC office. He is a founder of the Fissile Material Working Group (FMWG) and has served on the FMWG Steering Committee since its inception in 2009. He is a former Professional Staff Member of the Armed Services Committee in the U.S. House of Representatives. Walker holds a Ph.D. in international security studies from the Massachusetts Institute of Technology; an M.A. from Johns Hopkins School for Advanced International Studies; a Russian Honors Certificate from the Defense Language Institute of the West Coast; and a Post-Doctoral Fellowship from the Center for Science and International Affairs at Harvard University. He is also a Vietnam-era U.S. Army veteran. He has written, spoken, and taught international security issues, especially focused on nuclear, chemical, and biological weapons, for over 30 years. Walker was awarded the Right Livelihood Award, commonly known as the Alternative Nobel Prize, in 2013 “for working tirelessly to rid the world of chemical weapons.”