Harvard University

Former Prime Minister of Japan

Former President of Austria

Former Administrator of the United Nations Development Programme

Former Foreign Minister of China

Former Prime Minister of Australia

Governor of Jeju Special Self-Governing Province

Center for International Security and Cooperation, Stanford University

Erich Maria Remarque Peace Center, Germany

Wilson Center

JoongAng Ilbo

Chung-Ang University GSIS

Seoul National University

Daishin corperate Governance

First Attorneys at Law