Dr. Yong-Sup HAN is the President of the Korea Association for National Strategy and Professor Emeritus of Korea National Defense University in the Republic of Korea. He is also a member of APLN (Asia-Pacific Leadership Network for Nuclear Non-proliferation and Disarmament. He launched the Korea Nuclear Policy Society and served as its first President (2012-15). Moreover, he has been Vice President of KNDU (2010-12), and President of Korea Peace Research Association (2007-10), and also directed the Research Institute for National Security Affairs of Korea National Defense University (2005-08).

Before joining the faculty of Korea National Defense University, he had been a special assistant to the Korean Minister of National Defense, participating in the inter-Korean denuclearization negotiations while doing policy recommendations to the Korean government on arms control and denuclearization and the ROK-US alliance. He has also been a visiting scholar at Portland State University, a visiting professor of Fudan University, a visiting professor at the China Foreign Affairs University, and a visiting fellow at the RAND Corporation.

He holds a BA and MA from the political science department of Seoul National University, a Masters in Public Policy from the Kennedy School of Government, Harvard University, and a Ph. D. of Security Policy of RAND Graduate School of RAND Corporation.