Panellists: Christopher Pyne, Shadow Education Minister; David Bradbury, Assistant Treasurer; Amanda Vanstone, Former Howard Government Minister; Anne Summers, Author and feminist and Tim Levinson, Hip Hop Artist aka Urthboy.

Joining Tony Jones on the panel are: trust expert, Rachel Botsman; Shadow Attorney-General George Brandis; Senator for the state of Western Australia, Chris Evans; TV presenter-turned-lawyer, Corinne Grant; and Editor at the Institute of Public Affairs, James Paterson.

Panellists: Tanya Plibersek, Minister for Health; Greg Hunt, Shadow Minister for Climate Action; Professor Lawrence Krauss, Theoretical Physicist & Cosmologist; Dr John Dickson, Director of the Centre for Public Christianity; and Dr Cindy Pan, Medical Commentator & Author.

Panellists: Jeff Bleich, Bob Carr, Eva Cox, Ahdaf Soueif, Malcolm Turnbull.

Panellists: Bill Shorten, Minister for Employment and Workplace Relations; Julie Bishop, Deputy Opposition Leader; Christine Milne, Leader of the Greens; Tim Ferguson, Comedian and Senate candidate and Ruslan Kogan, CEO Kogan.

Panellists: Peter Garrett, Minister for School Education, Early Childhood and Youth; and Christopher Pyne, Shadow Education Minister.

Panellists: David Feeney, Parliamentary Secretary for Defence; Barnaby Joyce, Queensland Nationals Senator; Viv Benjamin, Anti-poverty Campaigner & Youth Activist; Alannah MacTiernan, Former WA Labor Minister; and Jeremy Cordeaux, Adelaide Broadcaster & Commentator.

Panellists: A.C. Grayling, British Philosopher; Brendan O'Connor, Minister for Immigration; Kelly O'Dwyer, Liberal Member for Higgins; Christine Nixon, Former Chief Commissioner of Victoria Police; Brendon Gale, Former AFL player and CEO Richmond Football Club; and George Megalogenis, Author and Commentator.

Panellists: Archbishop Mark Coleridge, Catholic Archbishop of Brisbane; Dr Mohamad Abdalla, Imam; Venerable Robina Courtin, Buddhist Nun; Josh Thomas, Atheist, Comedian & Actor; and Deborah Conway, Jewish Atheist Singer-Songwriter.

Panellists: Brooke Magnanti, Research Scientist and Author Belle de Jour; Germaine Greer, Feminist icon and provocateur; Mia Freedman, Mamamia founder and director; Deborah Cheetham, Indigenous opera singer; and Janet Albrechtsen, Opinion columnist for The Australian.

Panellists: Dick Adams, Labor MP for Lyons; Sophie Mirabella, Shadow Minister for Innovation, Industry and Science; David Marr, Journalist and commentator; Jan Davis, CEO of the Tasmanian Farmers and Graziers Association; and Peter Whish-Wilson, Greens Senator for Tasmania.

Panellists: Tanya Plibersek, Health Minister; and Peter Dutton, Shadow Health Minister.

Panellists: Mark Butler, Minister for Mental Health and Ageing; Jamie Briggs, Coalition Spokesperson on Scrutiny of Government Waste; Sarah Hanson-Young, Greens Senator; Andrea Mason, Co-ordinator of NPY Women's Council; and Nick Cater, Senior editor with The Australian and author.

Panellists: Julia Gillard, Prime Minister of Australia.

Panellists: Clive Palmer, Mining Magnate; Ged Kearney, President of the Australian Council of Trade Unions; Tim Nicholls, Queensland Treasurer; Larissa Waters, Queensland Greens Senator; and Bob Katter, Political maverick and Leader of Katter's Australian Party.

Panellists: Ruby Wax, Comedian and Author; Faramerz Dabhoiwala, Author The Origins of Sex; Sylvia Nasar, Author A Beautiful Mind; William Dalrymple, Historian of India and the Islamic world; and Mike Carlton, Journalist, Commentator and Author.

Panellists: Lawrence Krauss, Theoretical Physicist & Cosmologist; Gene Robinson, America's First Openly Gay Bishop; Fred Nile, Conservative Morals Campaigner; Amanda Vanstone, Former Howard Government Minister; and Susan Ryan, Age Discrimination Commissioner.

Panellist: Bill Gates, Chairman & Founder of Microsoft and Philanthropist.

Panellists: Martha Wainwright, Canadian Singer - Songwriter; Bill McKibben, American Environmentalist; Michael Stutchbury, Editor-in-Chief of The Australian Financial Review; Linda Burney, Indigenous MP; and Cory Bernardi, Liberal Senator.

Panellists: Mark Latham, Former Federal Opposition Leader; Malcolm Turnbull, Shadow Minister for Communications; Craig Emerson, Minister for Trade; Jennifer Hewett, Political journalist; and Haifaa Al-Mansour, Saudi Arabia's first female filmmaker.

Panellists: Kate Lundy, Minister for Sport and Multicultural Affairs; Barnaby Joyce, Queensland Nationals Senator; Paul Kelly, Editor-at-large The Australian; Robert Manne, Writer and academic; and Dr Fiona Stanley, Former Australian Of The Year.

Panellists: Anne Summers, Author The Misogyny Factor; George Brandis, Shadow Attorney General; Graham Richardson, Labor powerbroker turned commentator; Matt Thistlethwaite, Parliamentary Secretary for Multicultural Affairs; and Judith Sloan, Economist and businesswoman.

Panellists: Tanya Plibersek, Minister for Health & Medical Research; Sophie Mirabella, Shadow Minister for Innovation, Industry and Science; Todd Sampson, Advertising CEO and Gruen Transfer regular; Sue Cato, Commentator and Spin Doctor; and Neil Lawrence, Kevin 07 Campaign Creator.

Panellists: Dewi Fortuna Anwar, Senior advisor to Indonesian Vice President Boediono; Tim Lindsey, Director, Centre for Indonesian Law, Islam and Society; Yuli Ismartono, Deputy Editor in Chief of Tempo magazine; Rafendi Djamin, Human Rights Advocate; Yenny Wahid, Islamic activist & daughter of late former President 'Gus Dur' Wahid; and Meidyatama "Dimas" Suryodiningrat, Editor in Chief of The Jakarta Post.

Joining Tony Jones on the panel are: TV presenter-turned-lawyer, Corinne Grant; cartoonist, Bill Leak; founder of left-wing think tank CPD, Miriam Lyons; and Shadow Minister for Telecommunications, Malcolm Turnbull.