Physician Arthur Conan Doyle takes a break from his practice to assist London police in tracking down Jack the Ripper in this debut novel and series starter. September 1888. A twenty-nine-year-old Arthur Conan Doyle practices medicine by day and writes at night. His first Sherlock Holmes story, A Study in Scarlet, although gaining critical and popular success, has only netted him twenty-five pounds. Embittered by the experience, he vows never to write...