Ambassador Christopher Hill is the Dean of the Josef Korbel School of International Studies at the University of Denver, a position he has held since September 2010. In addition to overseeing the Josef Korbel School, Ambassador Hill is author of the book "Outpost: A Diplomat at Work;" a monthly columnist for Project Syndicate; and a highly sought public speaker and voice in the media on international affairs.

Ambassador Hill is a former career diplomat, a four-time ambassador nominated by three presidents, whose last post was as Ambassador to Iraq (April 2009-August 2010). Prior to Iraq, Hill served as Assistant Secretary of State for East Asian and Pacific Affairs from 2005 until 2009 during which he was also the head of the U.S. delegation to the Six Party Talks on the North Korean nuclear issue.

Earlier, he was the U.S. Ambassador to the Republic of Korea (2004-2005), Ambassador to Poland (2000-2004), Ambassador to the Republic of Macedonia (1996-1999) and Special Envoy to Kosovo (1998-1999). He also served as a Special Assistant to the President and a Senior Director on the staff of the National Security Council (1999-2000).

Follow Dean Hill on Twitter @ambchrishill.