Lee Seong-hyon, PhD, is director of the Centre for Chinese Studies at Sejong Institute in Seoul. Formerly, he was director of Department of Unification Studies at Sejong. He is a graduate from Grinnell College, Harvard University, and Tsinghua University. He was Pantech Fellow of Stanford University. Currently he is also senior fellow (nonresident) at the Centre for Korean Peninsula Studies at Peking University.