Panellists: Scott Ryan, President of the Senate, Penny Wong, Opposition Leader in the Senate, Diana Sayed, Human Rights Lawyer, Tom Switzer, Centre of Independent Studies, and Hugh White, Professor of Strategic Studies at ANU.

Tonight's Panellists: UK political strategist Alastair Campbell, former WA Premier Geoff Gallop, Property Industry Foundation CEO Kate Mills, Menzies Research Centre Executive Director Nick Cater and political scientist Anne Tiernan.