Dr. Gregory D. Koblentz is an Associate Professor and Director of the Biodefense Graduate Program at George Mason University’s Schar School of Policy and Government. He is also an Associate Faculty at the Center for Security Policy Studies at George Mason and a member of the Scientists Working Group on Chemical and Biological Security at the Center for Arms Control and Non-Proliferation in Washington, DC. He has published widely on issues related to the proliferation of nuclear, biological, and chemical weapons and has briefed the UN Security Council on the threat of non-state actors acquiring and using weapons of mass destruction.