Journalists John McCoy and Ethan Hoffman spent four months inside the walls of the Washington State Penitentiary at Walla Walla in 1978, just as Washington, once a leader in prison reform, abandoned its focus on reform and rehabilitation and returned to cell time and punishment. It was a brutal transition.McCoy and Hoffman roamed the maximum-security compound almost at will, observing and befriending prisoners and guards. The result is a striking depiction of a community in which there was...