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.  Learn more about your ad choices. Visit megaphone.fm/adchoices