Kenneth M. LaMaster is a retired correctional professional, having worked at the United States Disciplinary Barracks at Fort Leavenworth, the Kansas State Penitentiary and the United States Penitentiary, Leavenworth. His published works include three pictorial histories and numerous newspaper articles. As a guest speaker, he has appeared on CSPAN's Book TV, as well as television and radio interviews. He has provided technical advisory work for television programs, documentaries and printed works by other authors. Originally from Louisville, Kentucky, Ken resides in Leavenworth, Kansas, with his wife, Karen, of thirty-six years.