Matt Oyos is a Professor of History at Radford University in Radford, Virginia, where he teaches courses in war studies, recent America, and modern Latin America. He received his doctorate from Ohio State University and was a post-doctoral fellow for the Triangle Institute for Security Studies at the University of North Carolina-Chapel Hill. His research has focused on modern American military affairs, particularly Theodore Roosevelt and the development of the modern American military. He has published on civil-military relations in the United States, the SALT II treaty, Roosevelt as police commissioner, and other topics. His book, In Command: Theodore Roosevelt and the American Military appeared in 2018. This work won the Theodore Roosevelt Association Book Award in 2019.