Conan Doyle

Sir Arthur Ignatius Conan Doyle was a Scottish physician and writer, most noted for his stories about the detective Sherlock Holmes, generally considered a milestone in the field of crime fiction, and for the adventures of Professor Challenger. He was a prolific writer whose other works include science fiction stories, plays, romances, poetry, non-fiction, historical novels and humours ('Exploits of Brigadier E.Gerard').