Sir Arthur Conan Doyle was a Scottish writer and physician. He is best known for his fictional stories about the detective Sherlock Holmes, which are considered milestones in the field of crime fiction. He continued writing of the character in other series that include The Adventures of Sherlock Holmes, The Memoirs of Sherlock Holmes, and The Return of Sherlock Holmes.
He is also known for writing the fictional adventures of a second character he invented, Professor Challenger. Novels in this series are The Lost World, The Poison Belt, The Land of the Mist, When the World Screamed, and The Disintegration Machine.
Broadway works include Waterloo (Knickerbocker Theatre), Baker Street (Broadway Theatre), Sherlock Holmes and The Speckled Band (Garrick Theatre), The Sign of Four (West End Theatre), The Crucifer of Blood (Helen Hayes Theatre). Regional works include The Hound of the Baskervilles (Little Theatre) and The Valley of Fear (Williamstown Theatre).