Professor McCormack received a B.A. from Stanford University and a J.D. from the University of Texas, where he graduated Order of the Coif and was associate editor of the Texas Law Review. After graduation he clerked for Judge Walter Ely of the U.S. Court of Appeals for the Ninth Circuit and then taught at the University of Georgia School of Law (1971-75). He also served as Associate Director of the Association of American Law Schools from 1975-78. Professor McCormack joined the faculty at the University of Utah S.J. Quinney College of Law in 1978 and served as Associate Dean for Academic Affairs from 1978-82, 1984-87, and 1993-94. From 1997-2002 he coordinated the University of Utah's involvement with the 2002 Olympic Winter Games, and that experience led to security planning for major events and interest in international legal issues, including the law related to terrorism.
Professor McCormack teaches Constitutional Law, Counter-Terrorism, International Criminal Law, Torts, Judicial Process, and Civil Procedure.