WOLFSTHAL LEAVING ADMINISTRATION FOR NONPROLIF. THINK TANK

Jon Wolfsthal, the top advisor to Vice President Joe Biden on arms control, nonproliferation and nuclear security, is leaving the Administration to take a senior position at the James Martin Center for Nonproliferation Studies. Wolfsthal will take over as the deputy director of the nonproliferation think tank April 1. He served as a director on the National Security Council for the last three years, joining the Administration in March of 2009 after a stint as a senior fellow at the Center for Strategic and International Studies. He previously worked at the Carnegie Endowment for International Peace and in several different positions within the Department of Energy.