What unspeakable horror glimpsed in the basement of a private library in West Yorkshire drove a man to madness and an early grave? What led to an underground echo chamber in a Manchester recording studio being sealed up for good? In 2009 Jeremy Dyson was contacted by a journalist wanting help bringing together accounts of true life ghost stories from across the British Isles. The Haunted Book chronicles the journey Dyson, formerly a hardened skeptic, went on to uncover the truth behind these tales.