Michael Philip Hartshorn (10 September 1936 – 15 December 2017) was a British-born New Zealand organic chemist.
[1] Hartshorn was appointed as a lecturer in the Department of Chemistry at the University of Canterbury in Christchurch in 1960, and rose to become a professor in 1972.
He investigated the chemical rearrangement of steroids, cyclic sulfites, monoterpenes and acetylenic alcohols.
He also studied the reactions of cation radicals arising from the photolysis of aromatic hydrocarbons.
[2] In 1973, he received the Hector Memorial Medal,[7] at that time the highest honour for scientific excellence awarded by the Royal Society of New Zealand.