Philip Bobbitt holds the A.W. Walker Centennial Chair in Law at the University of Texas where he has been a member of the faculty since 1976. Professor Bobbitt has served the United States government under both parties and in all three branches. Until June of 1999, he was the senior director for Strategic Planning at the National Security Council (NSC), and was previously the director for intelligence of the NSC. In January of 2001, Professor Bobbitt received a presidential appointment to the National Infrastructure Protection Advisory Committee, and was recently appointed to a national blue ribbon commission that will work to ensure the continuity of American governmental institutions after a terrorist attack. He was the counselor on international law for the Department of State from 1990 to 1993; legal counsel to the Senate Select Committee on the Iran Contra Affair in 1987; the principal author of the report, “Covert Action and the Constitution”; and associate counsel to the president for intelligence and international security from 1980 to 1981. Professor Bobbitt serves on the board of Johns Hopkins' quarterly journal Bioterrorism and Biosecurity: Biodefense Strategy, Practice and Science, as well as the advisory board of the Texas Tech University's Center for Biodefense, Law, and Public Policy. Professor Bobbitt also served on the faculty of Salzburg Seminar Session 264, The United States Constitution 200 Years Later, 1987.