LT. COL. Peter G. Tsouras, USAR (RET.), is a military historian who recently retired from the Defense Intelligence Agency, where he served as a senior intelligence officer. He also served at the National Ground Intelligence Agency (NGIC) and with the 1st Battalion, 64th Armor, in Germany. Tsouras is the author or editor of twenty-two books on current military operations, military history, and alternate history. He lives in Alexandria, Virginia with his family.