Piers Richard Corbyn (born 10 March 1947) is an English weather forecaster, businessman, anti-vaxxer and conspiracy theorist. Born in Wiltshire, Corbyn was raised in Shropshire where he attended Adams' Grammar School. He was awarded a first class BSc degree in physics from Imperial College London in 1968 and a postgraduate MSc in astrophysics from Queen Mary College, University of London, in 1981. Corbyn was a member of the Labour Party and served as a councillor in the London Borough of Southwark from 1986 to 1990. He is the elder brother of former Labour Party leader Jeremy Corbyn. He left Labour due to his opposition to the Iraq War.