Stephen P. Halbrook has taught philosophy and law at Tuskegee Institute, Georgetown University, Howard University, and George Mason University. He has won three cases he argued before the U.S. Supreme Court, including Printz v. United States, which overturned portions of the "Brady Bill" requiring local police to enforce federal gun control regulations. He is the author of various books, including The Founders' Second Amendment. He lives in Fairfax, Virginia.