condition. Reginald Wilson was convicted in 1991 of murdering skin specialist David Birkett with a hammer in 1990 and was sentenced to life in prison. Three years later he was informed by the Home Secretary that life should mean life. This was reduced to a 30-year tariff in 2008. He has proved to be a disruptive and dangerous prisoner; he tried to stab a prison officer in 1999 and was transferred to the prisons close supervision centre unit where he is held in the exceptional risk unit. John Hilton was convicted of murder with two other men, Philip Kelly and Charles Connelly during the Mitcham Co-op Robbery and was sentenced to life in prison, while his accomplice George Thatcher was sentenced to death by hanging for capital murder in 1963, only to have his death sentence quashed soon afterwards and replaced with a life sentence from which he was paroled after 18 years. John Hilton served 15 years and was released on licence in 1978, where a month after he shot and killed a diamond jeweller and accidentally shot his partner who then bled to death, he was then given a whole life tariff. The sentence was later reduced to 25 years in prison in 2009 on account of exceptional progress in prison. Peter Bryan is a murderer who killed Nisha Sheth, the daughter of an employer who sacked him for stealing, with a hammer in 1993. He was released in 2004 and by agreement of the doctors at the Newham General Hospital allowed to leave the ward on which he was staying whenever he liked. On this ward, he murdered Bryan Cherry by dismembering him and then eating a part of his brain. When he was admitted to Broadmoor, he killed Richard Loudwell, who was awaiting trial for murder by bashing his head against the floor and strangling him and as a result was given a whole life tariff. It was reduced on appeal to 15 years in 2006 on the basis that the trial judge didn't give enough consideration to his mental health. Danilo Restivo was convicted in 2011 for the 2002 murder of Heather Barnet. In a second trial, Restivo was later sentenced to 30 years in prison for the murder of a teenager in his native Italy in 1993. In 2012 his term was reduced to 40 years as part of a joint appeal by several