Vincent Starrett (1886–1974) was a Chicago journalist who become one of the world’s foremost experts on Sherlock Holmes. A books columnist for the Chicago Tribune, he also wrote biographies of authors such as Robert Louis Stevenson and Ambrose Bierce. A founding member of the Baker Street Irregulars, Starrett is best known for writing The Private Life of Sherlock Holmes (1933), an imaginative biography of the famous sleuth.