Robert S. Cameron, Ph.D., serves as the U.S. Army’s armor branch historian. He received his Ph.D. from Temple University. His published works include To Fight or Not to Fight? Organizational and Doctrinal Trends in Mounted Maneuver Reconnaissance from the Interwar Years to Operation IRAQI FREEDOM and Mobility, Shock, and Firepower: The Emergence of the U.S. Army’s Armor Branch, 1917–1945.