In this episode, we’ll hear from General H.R. McMaster, who served as a commissioned officer in the United States Army for thirty-four years before retiring as a Lieutenant General in June 2018, after which he served as President Trump’s National Security Advisor. He is now a Senior Fellow at the Hoover Institution at Stanford University. Today, he will discuss his recent book, Battlegrounds, which examines the most critical security and foreign policy challenges facing the US.