A group of the world's leading forensic psychologists and psychiatrists come together to share their own first-hand experiences and insights into the mind of a serial killer. Making a Monster takes viewers on a journey through the psyches of the most notorious serial killers of all-time. Through the lens of some of the world's leading forensic psychiatrists and psychologists, each episode tells the story of a killer's life – from cradle to grave. With the use of psychological formulas, the experts endeavour to explain how monumental life events can lead people to commit the most appalling of crimes. The series explores the psychology of serial killers by the men and women who have sat face to face with evil.