Meghan O’Sullivan is a professor of the practice of international affairs at Harvard's Kennedy School. She served on the National Security Council from 2004 to 2007, and was deputy national security advisor for Iraq and Afghanistan.
O'Sullivan also worked for the Coalition Provisional Authority in Iraq in 2003-2004, helped negotiate the bilateral security agreement between Iraq and the United States in the fall of 2008, and worked in policy planning at the State Department, where she was the senior adviser to the special envoy to the Irish Peace Process. She is a former fellow at the Brookings Institution and is the author of "Shrewd Sanctions: Statecraft and State Sponsors of Terrorism." O’Sullivan is a senior adjunct fellow of the Council on Foreign Relations, a consultant to the National Intelligence Council, an adviser to Hess Corp., and a board member of TechnoServe, Inc., a development nonprofit. She has a bachelor's from Georgetown University and a master’s in economics and doctorate in politics from Oxford University.