Thomas Stevenson (1838 – 27 July 1908) was an English toxicologist and forensic chemist. He served as an analyst to the Home Office and in England he served as an expert witness in many famous poisoning cases. These included the Pimlico Mystery, The Maybrick Case, the Lambeth Poisoner, and the George Chapman case. He is notable as the scientific mentor of the Nobel Prize winner Frederick Hopkins. The British Medical Journal obituary, besides detailing his notable career, noted his Christian faith and service: References