Newjack. A Year as a Prison Guard in New York's Most Infamous Maximum Security Jail, Paperback/Ted Conover

After he was denied access to report on Sing Sing, one of America's most notorious high security jails, journalist Ted Conover applied to become a prison guard. It's a thrillingly told account of how the gruelling world of the prison system brutalizes all who enter it - prison guards and prisoners alike.