R. Austin Freeman (1862 - 1943)

Richard Austin Freeman (11 April 1862 London – 28 September 1943 Gravesend) — known as R. Austin Freeman — was a British writer of detective stories, mostly featuring the medico-legal forensic investigator Dr. Thorndyke. His first stories were written in collaboration with Dr. John James Pitcairn (1860–1936), medical officer at Holloway Prison and published under the nom de plume "Clifford Ashdown".