IF YOU’RE going to try to reform society’s most dangerous members, do it properly. That’s the message from a new review of the Dangerous People With Severe Personality Disorder programme, run over the past decade in two jails and two secure hospitals in England.

The progamme was launched by the UK Ministry of Justice following a vicious 1996 crime. A man diagnosed with antisocial personality disorder attacked a woman and her two daughters with a hammer, killing two and leaving the surviving child with severe head injuries.

Under the programme, some 450 men considered to have a “dangerous and severe” …