A selection of articles taken from yesterday's Society supplement in the Guardian which was guest edited by a group of former inmates of British prisons:
Eric Allison talks about his experience inside, the Strangeways riot and the Woolf Report on prison conditions.
Caspar Walsh writes about his drug rehab work and running creative writing workshops in prisons.
Former inmates give their views on why prison is little more than a college for criminals.
Alexandra Topping looks at Inside Time, the monthly newspaper for prisoners.