Jaechun Kim is a professor of International Relations at the Graduate School of International Studies (GSIS) at Sogang University and currently Dean for Sogang GSIS. He is political scientist trained at Yale University (MA in International Relations; Ph.D. in Political Science). Before joining Sogang, he worked at Yale University as lecturer for the Department of Political Science and Yale Center for the International and Area Studies (YCIAS). He is currently a member of the advisory board for the National Security Council and the Ministry of Unification in South Korea. His research interests include International Security, US Foreign Policy, Northeast Asia Regional Affairs, and Inter-Korean Relations. His recent work includes a chapter for Contested Multilateralism 2.0 and Asian Security Dynamics, (Routlege, 2020) and many other journals.