H. R. McMaster is the Fouad and Michelle Ajami Senior Fellow at the Hoover Institution, Stanford University. He is also the Bernard and Susan Liautaud Fellow at the Freeman Spogli Institute and lecturer at Stanford University’s Graduate School of Business. Upon graduation from the United States Military Academy in 1984, McMaster served as a commissioned officer in the United States Army for thirty-four years. He retired as a Lieutenant General in June 2018 after serving as the 25th assistant to the president for National Security Affairs. He holds a PhD in military history from the University of North Carolina at Chapel Hill. McMaster is the host of Battlegrounds: International Perspectives on Crucial Challenges and Opportunities and is a regular on Goodfellows. He is a Distinguished University Fellow at Arizona State University.