Douglas John Slack (born 5 April 1941) is a former Australian politician. He was the National Party member for Burnett in the Legislative Assembly of Queensland from 1986 to 2001. Slack was born in Gayndah, Queensland, and was a farmer and businessman before entering politics. He served on the Opposition front bench from 1990 to 1995, holding the portfolios of Family Servinces and Aboriginal and Islander Affairs and Treasury (1990–1992) and Environment and Heritage (1992–1996). From 1996 to 1998 he was Minister for Economic Development and Trade, and following the Coalition's return to Opposition he was Shadow Minister for State Development until his defeat in 2001. References 1941 births Living people National Party of Australia members of the Parliament of Queensland Members of the Queensland Legislative Assembly 21st-century Australian politicians