Dr. Seong-Joon Ko is the director of the Jeju Institute for Korean Unification. He has been a Professor of Political Science at Jeju National University(1977-2016.2). He was a visiting Professor at the Eat Asian Institute at Columbia University, New York. U.S.A(1999). He served at the Advisory Committee for the Ministry of Unification. He was the Chairman of Jeju International Council. He is the Emeritus Professor of Jeju National University, Jeju, Korea. Also, He was chairman of the Jeju Citizen Association for the World Peace Island. He has written books including 「Juche Idea and North Korea」(co-author), 「North Korea in Transition」(co-author),「East Asian and Jeju, Peace Island」(co-author), 「OKina and Peace」(co-author).「New understanding of unification problem」, 「Unified Korea and World Peace island Jeju」(co-author).「Resight of Korean Unification while traveling Jeju Island」 He received his B.A and M.A in Mass Communication From Sogang University, Korea, and PH.D degree in Political Science from Konkuk University, Korea.