Sir Arthur Conan Doyle (May 22, 1859 – July 7, 1930) was a Scottish physician and author, best known for his Sherlock Holmes stories considered milestones in the crime fiction genre and for the adventures of Professor Challenger. He was a prolific writer whose other works included science fiction stories and fantasy novels, most notably “The Lost World,” as well as, plays, romances, poetry, non fiction and historical novels. The following 1930 recording is from a talk on creating Sherlock Holmes, and spiritualism.