Williamson Murray is Professor Emeritus of History at the Ohio State University. At present he is a defense consultant and commentator on historical and military subjects in Washington. He is co-editor of The Making of Peace (with Jim Lacey), The Past as Prologue (with Richard Hart Sinnreich), The Dynamics of Military Revolution, 1300-2050 (with MacGregor Knox), Military Innovation in the Interwar Period (with Allan R. Millett), and The Making of Strategy (with Alvin Bernstein and MacGregor Knox). He has edited, along with Richard Sinnreich and Jim Lacey, a volume entitled The Shaping of Grand Strategy (Cambridge University Press, 2011).