Ellen Laipson served as president and chief executive officer of the Stimson Center from 2002 to October 2015. She now is president emeritus and distinguished fellow. She joined Stimson after 25 years of government service. Her last post was vice chair of the National Intelligence Council (1997-2002). She also served on the State Department's policy planning staff, the National Security Council staff and the Congressional Research Service. She was a member of President Obama's Intelligence Advisory Board from 2009-2013, and on the Secretary of State's Foreign Affairs Policy Board 2011-2014. Laipson has an M.A. from the School of Advanced International Studies, Johns Hopkins University, and an B.A. from Cornell University.