On 20 June 1998 Temple-Morris, Conservative MP for Leominster, crossed the floor to join his rivals on the Labour party benches. What drove a seasoned Conservative politician, one of the so-called Cambridge Mafia, with 24 years’ experience at Westminster, to change his allegiance so radically? He discusses his disillusionments and inspirations, his adventures in ‘the art of the possible’, and his colleagues on both sides of the House with the veteran BBC anchor.