J. D. (John) Lock is a 1982 graduate and former assistant professor of the United States Military Academy at West Point. He retired from active duty as a lieutenant colonel in May 2002. He enlisted in the Army as a private in 1974 and served as a noncommissioned officer until 1978.
In addition to Rangers in Combat: A Legacy of Valor, Lock is the author of The Coveted Black and Gold: A Daily Journey Through the U.S. Army Ranger School Experience and Chain of Destiny.
Lock currently works in support of architectural development, modeling, and simulation for the U.S. Army’s Current Force and the Army’s transformation to the Future Force, in addition to serving as a consultant in support of the Army Science Board and the Army’s National Guard and Reserve senior mentor program.
His website is http://www.johndlock.com
He can be contacted at JDLock82@aol.com