 He is the longest-serving member of the Norfolk Legislative Assembly, having served on every Assembly (except one) since it was established in 1979.Buffett was Chief Minister of Norfolk Island, from 24 March 2010 – 20 March 2013, and previously from 2 June 2006, when he succeeded Geoffrey Robert Gardner, to 28 March 2007, when he was succeeded by Andre Nobbs, having lost his parliamentary seat in the general election held on 21 March.