What's the difference between a serial and a spree killer? Was Charles Starkweather a psychopath, and did he commit homicide? What even is a psychopath? Set against the life and death of Charles Starkweather, a teenager who took the lives of 11 people in 1957-58, Katie and Tom put all these questions and more to the incomparable David Wilson, ex-prison governor and one of the UK's most well-renowned criminologists, who's come face-to-face with some of the world's most heinous murderers. 

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