Roberts (b. 1939) is a criminal lawyer who lives in the West Midlands but was born and raised in Hampshire. He is a criminal lawyer, although he has also worked as a journalist, computer programmer and lecturer, most recently lecturing on ghosts and unsolved mysteries. He is a tireless Sherlockian having developed his own chronology of the cases into which he has woven three novels to date, Sherlock Holmes and the Railway Maniac, Sherlock Holmes and the Devil's Grail and Sherlock Holmes and the Man from Hell.