Jay Wilson Weatherill (born 3 April 1964) is a former Australian politician who was the 45th Premier of South Australia, serving from 21 October 2011 until 19 March 2018. Weatherill represented the House of Assembly seat of Cheltenham as a member of the South Australian Labor Party from the 2002 election to 17 December 2018, when he retired. Labor was in government from 2002, with Weatherill leading the Labor government since a 2011 leadership change from Mike Rann. During 2013 it became the longest-serving state Labor government in South Australian history, and in addition went on to win a fourth four-year term at the 2014 election. The 16-year state Labor Government lost power at the 2018 election. On 18 March, the day after the election, Weatherill announced his decision to step down as Labor leader, but intended to remain in Parliament on the back-bench. Peter Malinauskas succeeded Weatherill as Labor leader on 9 April. Weatherill announced his intention to retire from Parliament on 6 December 2018. Early life Born in the western suburbs of Adelaide, he is the son of English-born former South Australian politician George Weatherill. Weatherill completed his secondary education at Henley High School. He later studied at the University of Adelaide, graduating with degrees in law and economics. Between 1987 and 1990, he worked for the Australian Workers' Union. In the early 1990s, he worked at the law firm Duncan Hannon with Patrick Conlon and Isobel Redmond. With fellow Adelaide lawyer Stephen Lieschke, he established industrial law firm Lieschke & Weatherill in 1995 where he practised law until his election to the House of Assembly seat of Cheltenham at the 2002 election when his party won government. Political career Weatherill defeated the incumbent Labor member Murray De Laine for Labor preselection in the electorate of Cheltenham at the 2002 election and went on to retain the seat for Labor. Weatherill is from the Labor Left faction. Upon election he immediately entered the cabinet of the Rann Government as Minister for Local Government, Government Enterprise, Urban Development and Planning, and Administrative Services. Later, Weatherill would hold portfolios such as Housing (2004–2008), Aboriginal Affairs and Reconciliation (2006–2010), Early Childhood and Development (2008–2011), Environment and Conservation (2008–2010) and Education (2010–2011). Following the 2010 election, Weatherill as a cabinet minister in the Rann government, unsuccessfully challenged Kevin Foley for the position of Deputy Premier. Weatherill said the election day backlash against