David R. Stone is the William E. Odom Professor of Russian Studies at the US Naval War College. He received his PhD in History from Yale University. He has written or edited several books on military history, including Hammer and Rifle: The Militarization of the Soviet Union, 1926–1933, which won the ASEEES Marshall D. Shulman Book Prize and the Historical Society Best First Book Prize. He is also the author of dozens of articles on Russian military history and foreign policy, and he is the expert for the Great Course World War II: Battlefield Europe.