Continuing the magazine series that explores the prison system in both the UK and abroaa.
This week's programme is presented from HMP Garth in Lancashire, while prison governor David Robinson visits Wakefield
Prison in West Yorkshire as he tries to find out whether treating sex offenders can reap any significant results in reducing the instances of reoffending.
Prison officer Fiona Murphy reports from Oak Park Heights, Minnesota, a maximum-security installation where prisoners are removed for daily searches wearing handcuffs, ankle chains and a helmet. Assessing the merits of this extreme regime,
Murphy sees that such measures do serve to protect staff and prisoners from violence.
Meanwhile, former inmate
Jack Murton runs through a rapid-fire burst of prison slang. Producer Clare Burgess : Executive producer Bob Lang