BA in Business Administration, Yonsei University, Seoul; 1974, High Diplomatic Service Examination; since 1974, with Ministry of Foreign Affairs: with Korean missions in France, Burkina Faso, Canada, US, Geneva and San Francisco; 2000-02, Director-General, Bilateral Trade Bureau; 2004 and 2005 Chair, APEC Senior Officials' Meeting; 2006, Chief Negotiator, Korea-US FTA; since 2007, current position. Recipient of awards: Red Stripes Order of Service Merit (1992); Green Stripes Order of Service Merit (2006).