Ian Stewart (mathematician)
Ian Nicholas Stewart FRS CMath FIMA (born 24 September 1945)[3] is a British mathematician and a popular-science and science-fiction writer.Stewart then went to the University of Warwick where his PhD on Lie algebras was supervised by Brian Hartley and completed in 1969.Altogether, he wrote 96 columns for Scientific American, which were later reprinted in the books "Math Hysteria", "How to Cut a Cake: And Other Mathematical Conundrums" and "Cows in the Maze".[14] In 1995 Stewart received the Michael Faraday Medal and in 1997 he gave the Royal Institution Christmas Lecture on The Magical Maze.[2] He lists his recreations as science fiction, painting, guitar, keeping fish, geology, Egyptology and snorkelling.