 He earned his Master's degree in International Economics and Middle East Studies from the Fletcher School of Law and Diplomacy in 1984, then went on to earn his PhD in Political Science from MIT in 1991.He taught at the Fletcher School of Law and Diplomacy of Tufts University, University of San Diego and the Naval Postgraduate School and was a Senior Fellow at the Belfer Center at Harvard University, as well as Stanford University and University of California, San Diego prior to being appointed dean of the Johns Hopkins School of Advanced International Studies in March 2012.Nasr is a member of the State Department's Foreign Affairs Policy Board and served as senior advisor to the U.S. special representative for Afghanistan, Ambassador Richard Holbrooke, between 2009 and 2011.