Contributor Victoria Toensing is a founding partner of diGenova & Toensing LLP and was chief counsel for the Senate Intelligence Committee and deputy assistant attorney general at the Department of Justice. John Yoo is a distinguished visiting professor at the School of Civic Leadership and a senior research fellow at the Civitas Institute at the University of Texas at Austin, the Emanuel Heller Professor of Law at the University of California at Berkeley, and a nonresident senior fellow at the American Enterprise Institute.