The 1970s saw some of the worst mass killings and murders in recent history. Fanatical cult leader Jim Jones was responsible for the deaths of hundreds, while serial killers Ted Bundy and John Wayne Gacy each had dozens of victims. The chilling crimes of murderers including the Yorkshire Ripper - Peter Sutcliffe - and the Hillside Strangler stunned the world when the details were made public. In Murders That Shocked the World - 1970s, author Michael Cowton investigates the decade's worst murders and murderers.About the author: Michael CowtonMichael Cowton honed his journalistic skills on national newspapers as a features writer, columnist and chief sub-editor, working variously for the Daily Express, The Observer and Mail On Sunday. As a published biographer, his writing credits include works on the bands Level 42 and Pet Shop Boys. A former magazine editor and visiting lecturer in media studies, he is currently employed as a production editor for a major publishing house. Married with two children, he lives in Lincolnshire.