An Angel of Death, or Angel of Mercy is a rare form of serial killer who occupies a role within the care industry, and harms or kills those in their care. They are in a position of power, utilising their knowledge and expertise to form trust between themselves and their victims and to manufacture their death.
Harold Shipman was a British doctor, whom murdered many of his patients over the course of his medical career. In 2000, he was found guilty of 15 murders and was sentenced to life imprisonment, with the recommendation that he never be released. He hanged himself in January 2004, the day before his 58th birthday.