Professor Yim is a professor in the department of nuclear and quantum engineering at Korea Advanced Instituted of Science and Technology (KAIST). His research interests include technical and policy issues in back-end nuclear fuel cycle, nuclear safety, security, and non-proliferation. He is a member of the editorial advisory board of Progress In Nuclear Energy. Previously, he was a senior researcher at Korea Atomic Energy Research Institute; a lecturer at MIT; an associate/assistant professor at North Carolina State University (NCSU); a joint faculty between Oak Ridge National Laboratory and NCSU; a Fulbright scholar; the Sam Nunn International Security Fellow at Georgia Tech; and served on the North Carolina Science Advisory Board on Toxic Air Pollutants and the Nuclear Nonproliferation External Steering Committee at Idaho National Laboratory. He received his B.S. and M.S. from Seoul National University, Ph.D. from the University of Cincinnati, and S.M./Sc.D. from Harvard University.