Nicholas Ian Shepherd-Barron, born 17 March 1955, is a British mathematician working in algebraic geometry. He is, since 2013, professor of mathematics at King's College London, having moved there from his previous position at Cambridge University. Having been a Fellow for more than 20 years, Shepherd-Barron retains a life Fellowship of Trinity College, Cambridge.He was a scholar of Winchester College. He obtained his Ph.D.