Robert Einhorn is a senior adviser in the CSIS International Security Program, where he works on a broad range of nonproliferation, arms control, and other national security issues. Before joining CSIS, he served in the U.S. government for 29 years. From November 1999 to August 2001, he was assistant secretary for nonproliferation at the Department of State, where he was responsible for nonproliferation of nuclear, chemical, and biological weapons, missile delivery systems, and advanced conventional arms. In that capacity, he was the principal adviser to the secretary of state on nonproliferation matters, oversaw U.S. participation in the multilateral nonproliferation export control regimes, and represented the United States in nonproliferation discussions and negotiations with a wide variety of countries in East Asia, South Asia, the Middle East, and Europe.

Einhorn was deputy assistant secretary for nonproliferation in the State Department’s Political-Military Bureau from 1992 to 1999 and a senior adviser on the department’s Policy Planning Staff from 1986 to 1992. He served at the U.S. Arms Control and Disarmament Agency (ACDA) from 1972 to 1984, where he dealt with strategic arms issues, nuclear testing limits, chemical and biological weapons constraints, nonproliferation, and other security issues. From 1982 to 1986, he represented ACDA in the START talks. He was presented the Secretary of State’s Distinguished Service Award by Secretary Colin L. Powell in August 2001.

Einhorn has authored several publications on strategic nuclear issues, arms control, and nonproliferation. He received a B.A., magna cum laude, in government from Cornell University in 1969 and an M.P.A. in international relations from the Woodrow Wilson School of Public and International Affairs, Princeton University, in 1971. He is a member of the Council on Foreign Relations and the International Institute of Strategic Studies.