As the creator of Sherlock Holmes, "the world's most famous man who never was," Arthur Conan Doyle remains one of our favorite writers; his work is read with affection-and sometimes obsession-the world over. Doctor, writer, spiritualist: his life was no less fascinating than his fiction. ??????????? Conan Doyle grew up in relative poverty in Edinburgh, with the mental illness of his artistically gifted but alcoholic father casting a shadow over his...