Professor of Public Policy, Schar School of Policy and Government, George Mason University.
May 2006 – June 2012: CIA Officer-in-Residence, School of Public Policy, George Mason University.
September 2006 – May 2009: Senior Councilor to the Director of the Central Intelligence Agency.
September 1998 – September 2006: General Counsel, National Intelligence Agency (NSA). Served as the chief legal officer of NSA and represented it in all legal matters. (From March 2005 to January 2006 was acting General Counsel, National Geospatial-Intelligence Agency. From January 2003 to June 2004 was acting Deputy General Counsel, Intelligence, at the Department of Defense.)
1981 – 1998: Private practice of law.
1979 – 1981: Special Assistant to Warren Christopher, Deputy Secretary of State.
1978 – 1979: Special Assistant to Joseph Califano, Secretary of Health Education and Welfare.
1976 – 1978: Private practice of law.
1975 – 1976: Law clerk to Honorable Justices Douglas, Stewart and White, United States Supreme Court.
1975: J.D. magna cum laude, Harvard Law School; Supreme Court Note and Note Editor, Harvard Law Review.
1972: M.P.A Woodrow Wilson School of Public and International Affairs, Princeton University.
1968: B.A. cum laude, Phi Beta Kappa, Middlebury College (major in English literature).
District of Columbia, U.S. Supreme Court, D.D.C., D. Md., D.C. Cir., 2d Cir., 3d Cir., 4th Cir., 5th Cir., 6th Cir., 7th Cir., 8th Cir., 9th Cir., 10th Cir., and U.S. Tax Court.
1968 – 1970: U.S. Army; awarded Army Commendation Medal.
Married, two children.