Commander Joel I. Holwitt, U.S. Navy, a submarine officer, is the Capability Development Department Head at the Undersea Warfighting Development Center Tactical Analysis Group. A 2003 graduate of the U.S. Naval Academy, he holds a Ph.D. in history and is the author of Execute Against Japan: The U.S. Decision to Conduct Unrestricted Submarine Warfare (Texas A&M University Press, 2009).