Sulgiye Park is a Stanton Nuclear Security Fellow at Stanford University’s Center for International Security and Cooperation (CISAC). Her research focuses on the front-end of uranium pathway in North Korea, where she looks at the uranium mining and milling processes for disarmament and nonproliferation efforts. Prior to joining CISAC, she was a postdoctoral scholar at Stanford Geological Sciences and Stanford Institute for Materials and Energy Sciences, where she studied materials’ behaviors at extreme environments.