Both Clayton R. Newell and Charles R. Shrader finished their military careers as the chief of the historical services division at the U.S. Army Center of Military History and are now independent scholars and historical consultants. Newell is the author or editor of several books, including Lee vs. McClellan: The First Campaign; Shrader has also written or edited a number of books, including The Muslim-Croat Civil War in Central Bosnia: A Military History, 1991-1994. Edward M. Coffman, a professor emeritus of history at the University of Wisconsin-Madison, is the author of many works, including The Hilt of the Sword: The Career of Peyton C. March and The War to End All Wars: The American Military Experience in World War I.