John Robert RingroseJohn Robert Ringrose is an English mathematician working on operator algebras who introduced nest algebras. He was elected a Fellow of the Royal Society in 1977. In 1962, Ringrose won the Adams Prize.Works : Fundamentals of the Theory of Operator Algebras, 4 vols., Academic Press 1983, 1986, 1991, 1992 Compact non self-adjoint operators, van Nostrand 1971