BA in French Literature, Seoul National University; Diploma in International and Comparative Politics, London School of Economics; MA in International Policy Studies, Stanford University. 1978, joined the Korean Ministry of Foreign Affairs: 1985-88, Second Secretary, Permanent Observer Mission of Korea to the UN in New York; 1995-97, Director, UN Division; 1997-99, Counsellor, Korean Embassy in Malaysia; 1999-2001, Deputy Director-General for Policy Planning; 2001-02, Deputy Chef de Cabinet; 2002-03, Minister, Korean Embassy in Brazil; 2003-05, Director-General, International Organizations; 2004-05, Chairman, Missile Technology Control Regime; 2005-07, Ambassador and Deputy Permanent Representative, Permanent Mission of Korea to UN in New York; 2006, Chairman, UN Disarmament Commission; 2007-08, Special Adviser to Foreign Minister; 2008-10, Deputy Minister for Multilateral and Global Affairs; since 2010, Ambassador of the Republic of Korea. Recipient of award: Korean Government's Order of Green Stripes (1996) and Order of Yellow Stripes (2006).