What do a writer famed for the creating perhaps the world's best known detective, and a magician most known for his daring escapology have in common? The answer? Spiritualism. But there is one major difference. Sir Arthur Conan Doyle was a believer, pining his hopes on mediums to reconnect him with his deceased son. Harry Houdini was a debunker, horrified by the rise in fake spiritualists playing on the emotions of grievers. He spent the later years of his life exposing liars