John C. Lipsey serves as Director of Policy at the National Security Institute and Assistant Professor of Law at George Mason University’s Antonin Scalia Law School, overseeing the production of NSI’s policy publications and other contributions by NSI experts.

John served in the U.S. Senate from 2008-2015, most recently as Chief Counsel for Senator Bob Corker and as Deputy Chief Counsel for the Senate Foreign Relations Committee, where he led the drafting of the first State Department Authorization legislation approved by the Committee in five years, which ultimately became the first such authorization to be enacted since 2002.

During his tenure, John worked on a range of significant foreign policy matters, including the Iran Nuclear Agreement Review Act, AUMFs against ISIS and al Qaeda, and the 2013 AUMF against the Government of Syria in response to its use of chemical weapons. He also led consideration of International Human Rights Treaties. And in 2013, John led negotiations over the Corker-Hoeven Amendment to the Border Security, Economic Opportunity, and Immigration Modernization Act.

John holds a J.D. from the University of San Diego School of Law and is currently Director of Government Affairs and Public Policy for S&P Global.