Contributors

Rebecca Davis Gibbons is an Associate Professor of Political Science at the University of Southern Maine. She is the academic cochair of the Beyond Nuclear Deterrence Working Group, an initiative of the MacArthur Foundation and Harvard University’s Project on Managing the Atom. Her book The Hegemon’s Tool Kit: US Leadership and the Politics of the Nuclear Nonproliferation Regime was published by Cornell University Press in 2022. Professor Gibbons’s research focuses on the nuclear nonproliferation regime, arms control, the Treaty on the Prohibition of Nuclear Weapons, and global order. She holds a Ph.D. in government from Georgetown University. After college, she taught elementary school in the Bikini community on Kili Island in the Republic of the Marshall Islands. Her academic writing is published in Contemporary Security Policy, Journal of Global Security Studies, Journal for Peace and Nuclear Disarmament, The Journal of Politics, Journal of Strategic Studies, The Nonproliferation Review, Parameters, and The Washington Quarterly. Her public affairs commentary has been featured in Arms Control Today, Bulletin of the Atomic Scientists, The Hill, U.S. News & World Report, War on the Rocks, and The Washington Post/Monkey Cage.
 

Stephen Herzog is a Senior Researcher in Nuclear Arms Control at the Center for Security Studies at ETH Zurich, the Swiss Federal Institute of Technology. He is the academic cochair of the Beyond Nuclear Deterrence Working Group, an initiative of the MacArthur Foundation and Harvard University’s Project on Managing the Atom. Dr. Herzog is drafting a book manuscript about multilateral nuclear arms control and has several other ongoing projects on nuclear deterrence, proliferation, and disarmament. His research draws on archival studies, elite interviewing, and survey experiments. He holds a Ph.D. in political science from Yale University. Before returning to academia, he worked for the U.S. Department of Energy’s National Nuclear Security Administration and the Federation of American Scientists. His research is published in Contemporary Security Policy, Energy Research & Social Science, International Security, Journal of Conflict Resolution, Journal for Peace and Nuclear Disarmament, The Journal of Politics, The Nonproliferation Review, and Survival. His public affairs commentary has been featured in Arms Control Today, Bulletin of the Atomic Scientists, Financial Times, Science, The National Interest, War on the Rocks, and The Washington Post/Monkey Cage.
 

Doreen Horschig is an Associate Fellow with the Project on Nuclear Issues at the Center for Strategic and International Studies. She is also a Non-Resident Research Associate at the School of Politics, Security, and International Affairs at the University of Central Florida (UCF). Previously, she was a Raymond Frankel Nuclear Security Policy Fellow at the American Academy of Arts and Sciences, a Stanton Nuclear Security Fellow at the Massachusetts Institute of Technology, and an instructor at UCF. Her research examines nuclear counterproliferation, nuclear dynamics in the Middle East, as well as nuclear and chemical weapons’ norm contestation. Her scholarly articles have been published in Third World Quarterly, Journal of Global Security Studies, and Defense and Security Analysis. Her political commentaries have been published in the Bulletin of the Atomic Scientists, War on the Rocks, Inkstick Media, The Conversation, and others. She holds a Ph.D. in security studies from UCF, an MA in international relations from New York University, and a BA in international studies from Manhattan College.
 

Wilfred Wan is Director and Senior Researcher with the Weapons of Mass Destruction Program at the Stockholm International Peace Research Institute (SIPRI). His recent research focuses on nuclear weapon risk reduction, nuclear disarmament verification, and other issues related to arms control and disarmament. He is the author of Regional Pathways to Nuclear Nonproliferation (University of Georgia Press, 2018). Previously he worked at the United Nations Institute for Disarmament Research, the United Nations University Centre for Policy Research, Hitotsubashi University, and Harvard Kennedy School’s Belfer Center for Science and International Affairs. He holds a Ph.D. in political science from the University of California, Irvine.