Brig. Gen. John S. Brown, USA Ret., was chief of military history at the U.S. Army Center of Military History from December 1998 to October 2005. He commanded the 2nd Battalion, 66th Armor, in Iraq and Kuwait during the Gulf War and returned to Kuwait as commander of the 2nd Brigade, 1st Cavalry Division, in 1995. Author of Kevlar Legions: The Transformation of the U.S. Army, 1989–2005, he has a doctorate in history from Indiana University.