Ms. Yun He is the first Tsinghua-Cambridge (UK) joint Ph.D scholar. Her research focuses on arms control and international security. She received her master’s and bachelor’s in Law from Tsinghua University and studied at Sydney University with Australian Government Grant. She did internships in the Chinese Foreign Ministry, State Council Law Sub-Committee, and Ministry of Commerce. She also worked as a research assistant at the Lowy Institute of International Policy. Her current research includes North Korean nuclear development, extended deterrence in northeast Asia, and strategic arms control.