Harry Houdini is remembered today for his legendary escapes and illusions, but he also had a lifelong obsession with the paranormal. After dabbling in fake seances himself, Houdini made it his mission to uncover frauds and expose mediums. This would put him on a collision course with his spiritualist friend, Arthur Conan Doyle, and leave him fearing for his life. This is the first of a three-part series. For a full list of sources, see the show notes at timharford.com. Get ad-free episodes, plus an exclusive monthly bonus episode, to Cautionary Tales by subscribing to Pushkin+ on Apple Podcasts or Pushkin.fm. Pushkin+ subscribers can access ad-free episodes, exclusive audiobook binges, and bonus content for all Pushkin shows.  Subscribe on Apple: apple.co/pushkinSubscribe on Pushkin.fm: pushkin.fm/plusSee omnystudio.com/listener for privacy information.