Gregory Joseph Barns SC (born 9 April 1962) is an Australian barrister, author, political commentator, company director and former political candidate based in Hobart, Tasmania. He took silk in Tasmania in May 2020. Early life and education Barns was educated at De La Salle College, Malvern and Monash University, where he graduated with a Bachelor of Arts in 1984 and a Bachelor of Laws in 1985. Legal career Barns was admitted to practice and called to the Victorian Bar in 1986, and to the Tasmanian Bar in 2003. He is also admitted to practice in New South Wales and Western Australia. He worked full-time as a barrister from 1986 to 1989, and from 2003. He took silk in Tasmania in May 2020. Barns represented Ezzit Raad in the 2008 trial of twelve men around Abdul Nacer Benbrika charged with terrorism-related offenses. SBS Television produced a one-hour documentary, The Trial, about the case, focussing on Barns' involvement. Political career Barns was an adviser to New South Wales premier Nick Greiner (1989–90); Victorian opposition leader Alan Brown (1990–91); and Tasmanian premier Ray Groom (1993–96). He then served as Chief of Staff to Federal Finance Minister John Fahey from 1996 to 1999. Barns was the political campaign director of the Australian Republican Movement's 1999 referendum campaign and he succeeded Malcolm Turnbull as ARM chair in 2000. In 2002, Barns was disendorsed as the Liberal candidate for the Tasmanian seat of Denison, due to his criticism of the Howard government's asylum-seeker policies. Blaming John Howard, Barns said, "Dissent within the party is just not tolerated." Criticising the Liberal Party, Barns commented on, "The weakness of the liberal wing of the party and in particular supposedly liberal ministers like Robert Hill, for example, or (former attorney-general) Daryl Williams, a range of them who thought of themselves as being liberals who have been prepared to go along for the ride". He later joined the Australian Democrats for around two years. In 2013, Barns was the Wikileaks Party campaign adviser for the Australian federal election when claims were made about party lack of transparency and accountability by Leslie Cannold, resulting in her resignation from the party along with a number of National Council members and volunteers. Writing Barns is the author of What's Wrong with the Liberal Party? (2003) and Selling the Australian Government: Politics and Propaganda from Whitlam to Howard (2005). More frequent contributions appear in