The Land of Mist Arthur Conan Doyle - Heavily influenced by Doyles growing belief in Spiritualism after the death of his son, brother, and two nephews in World War I, the book focuses on Edward Malones at first professional, and later personal interest in Spiritualism. This is the third and last novel in the Professor Challenger series, and is a marked departure from the previous tales. Professor Challenger and Malone return for the adventure, this time exploring the spiritual world. Malone,

Sir Arthur Ignatius Conan Doyle, DL (22 May 1859 7 July 1930) was a Scottish author most noted for his stories about the detective Sherlock Holmes, which are generally considered a major innovation in the field of crime fiction, and the adventures of Professor Challenger. He was a prolific writer whose other works include science fiction stories, historical novels, plays and romances, poetry, and non-fiction. Conan was originally a given name, but Doyle used it as part of his surname in his later years.