Panellists: Bill Shorten, Assistant Treasurer; George Brandis, shadow attorney-general; Randa Abdel Fattah, author and lawyer; Janet Albrechtsen, conservative commentator; and Jonathan Biggins, satirist and performer.

The final Q&A for 2010 was not entirely without drama: a violent thunderstorm closed Sydney airport for much of the night and the plane from Adelaide carrying Liberal Senator Nick Minchin, one of the scheduled panellists for the evening, was diverted to Melbourne.

Panellists: WA Premier Colin Barnett; Defence Minister Stephen Smith; mining magnate Andrew 'Twiggy' Forrest; Deputy Opposition Leader Julie Bishop; Greens Senator Rachel Siewert; and Indigenous business representative Tony Wiltshire from the Pilbara Aboriginal Contractors' Association.

When Q&A invited former Prime Minister John Howard to appear on the program to discuss his autobiography, Lazarus Rising, no one anticipated that the show would make news around the world. Then again, no one could know that audience member and Iraq war protester Pete Gray would choose to make a point about the war by taking off both shoes and hurling them across the studio at the former PM.

Panellists: Mike Kelly, Parliamentary Secretary for Agriculture; shadow climate minister Greg Hunt; scientist and climate change advocate Tim Flannery; scientist and climate change sceptic Jennifer Mahorasy; journalist with The Australian, Jennifer Hewett; and Bruce Guthrie, former News Ltd editor and author of Man Bites Murdoch.

Panellists: Sports Minister Mark Arbib; Liberal MHR Kelly O'Dwyer; author and journalist Roy Masters; former Test cricketer Geoff Lawson; and Olympic swimming champion Lisa Forrest.

Panellists: International human rights lawyer Geoffrey Robertson; editor-at-large for The Australian, Paul Kelly; activist and commentator Tariq Ali; journalist and author Ratih Hardjono; and columnist Lenore Skenazy.

Panellists: Communications Minister Stephen Conroy; shadow innovation minister Sophie Mirabella; journalist and author Mungo MacCallum; Independent MP Rob Oakeshott; and Fiona Patten, president of the Australian Sex Party.

Panellists: Immigration Minister Chris Bowen; shadow education minister Christopher Pyne; ethicist and author Leslie Cannold; editor of the Australian Women's Weekly, Helen McCabe; and comedian Craig Reucassel from The Chaser.

On the panel: Clive Palmer, Tanya Plibersek, Warren Truss, Sarah Hanson-Young and Lenore Taylor.

Panellists: Independent MP Bob Katter; Greens Senator Christine Milne; former Queensland Premier Peter Beattie; Liberal Senator Nick Minchin; and social researcher Rebecca Huntley.

Panellists: Former Prime Minister Malcolm Fraser; author Jessica Rudd; author and political historian John Keane; biographer and commentator Christine Wallace; and Chris Berg, research fellow with the Institute of Public Affairs.

Panellists: Liberal MP Malcolm Turnbull; Greens Senator Sarah Hanson-Young; political commentator Graham Richardson; Independent MP Tony Windsor; and conservative columnist Janet Albrechtsen.

Dick Smith's Population Puzzle looks at the future of Australia's population.

Panellists: Craig Emerson, Minister for Small Business; Barnaby Joyce, National Party Senate Leader; Peter Dutton, shadow minister for health; Larissa Waters, lead Queensland Senate candidate for the Greens; and Madonna King, ABC Brisbane radio presenter.

Panellists: Penny Wong, Minister for Climate Change; Greens Senator Christine Milne; Liberal MP Malcolm Turnbull; former Labor minister Graham Richardson; and Tom Switzer, editor of The Spectator Australia.

Panellists: Housing Minister Tanya Plibersek; Deputy Opposition Leader Julie Bishop; political analyst Waleed Aly; newspaper columnist Piers Akerman; and ALP strategist Bruce Hawker.

Panellists: Chris Evans, Minister for Immigration; Christopher Pyne, shadow education minister; journalist and author Lenore Taylor; Scott Ludlam, WA Greens Senator; Victorian County Court Judge Felicity Hampel; and John Elliott, business man and former Liberal Party president.

Panellists: Tony Burke, Minister for Sustainable Population; George Brandis, shadow attorney-general; Annabel Crabb, journalist and commentator; Cheryl Kernot, former Labor MP and Leader of the Australian Democrats; and Grahame Morris, political commentator and former Liberal staffer.

Panellists: Bill Shorten, Parliamentary Secretary for Disability Services; Barnaby Joyce, National Party Senate Leader; Christine Wallace, political biographer and journalist; Magda Szubanski, actor and comedian; Harold Mitchell, advertising guru and philanthropist; and Janet Albrechtsen, columnist for The Australian.

Panellists: Craig Emerson, Minister for Small Business; former Liberal leader Malcolm Turnbull; Greens Senator Sarah Hanson-Young; Labor legend and former Senator Graham Richardson; and Jessica Brown, policy analyst from the Centre for Independent Studies.

Panellists: Peter Garrett, Minister for Environment Protection; Peter Singer, philosopher and ethicist; Helen Coonan, Liberal Senator; David Marr, author and journalist; and Jayashri Kulkarni, professor of psychiatry.

Panellists: Financial Services Minister Chris Bowen; Opposition immigration spokesman Scott Morrison; AFL legend Kevin Sheedy; NSW Liberal MP Pru Goward; youth representative and human rights activist Samah Hadid; and lawyer and community worker Heath Ducker.

Panellists: Maxine McKew, member for Bennelong; Liberal senator Cory Bernardi; law student and political aspirant Mitch Grady; Miriam Lyons, Director of the Centre for Policy Development; and singer and song-writer Clare Bowditch.

Panellists: Acclaimed authors Peter Carey, Lionel Shriver and John Ralston Saul; Indigenous academic Marcia Langton; and former Liberal Prime Minister Malcolm Fraser.

Panellists: Lindsay Tanner, Minister for Finance; Joe Hockey, Shadow Treasurer.

Panellists: Kaiser Kuo, internet consultant; Brendan O'Connor, Minister for Home Affairs; Sophie Mirabella, shadow minister for innovation; columnist and commentator Helen Razer; and Brett Solomon, Executive Director of Accessnow.org.

Panellists: Climate Change Minister Penny Wong; Liberal Senator Nick Minchin; Deputy Greens Leader Christine Milne; John Symond of Aussie Home Loans; and Paul Howes, national secretary of the Australian Workers' Union.

Panellists: Former Defence Force Chief General Peter Cosgrove; author and feminist icon Germaine Greer; Brigadier Alison Creagh; historian Professor Henry Reynolds; and Peter FitzSimons, author and journalist.

Panellists: Bob Carr, former NSW Premier; Scott Morrison, Opposition immigration spokesman; Heather Ridout, chief executive of the Australian Industry Group; national director of GetUp, Simon Sheikh; and communication consultant Shimrit Nothman.

The panel includes: Greg Sheridan, Joe Hockey, Tanya Plibersek, Jeff Bleich and Lucy Turnbull.

A veteran of many Q&A panels since the program's earliest days, Tony Abbott this time faced the audience alone as Leader of the Opposition. A sharp and well-informed audience put him through the hoops on issues across the policy spectrum, and Tony kept his answers brief enough to allow room for well over 20 questions from those in the studio and from others around Australia via video and the web.

Panellists: Craig Emerson, Minister for Small Business; Kelly O'Dwyer, Liberal MP; Sue Cato, spin doctor; Nick McKim, Leader of the Tasmanian Greens; and Graham Richardson, lobbyist and former Labor minister.

Panellists: Nicola Roxon, Minister for Health; Baroness Valerie Amos, United Kingdom High Commissioner to Australia; Greg Hunt, Opposition environment spokesman; John 'Rampaging Roy Slaven' Doyle, broadcaster and playwright; and Tim Wilson, from the free-market think tank the Institute for Public Affairs.

Panellists: Miranda Devine, conservative columnist with The Sydney Morning Herald; Catherine Deveny, comedian and anything but conservative columnist with The Age; Waleed Aly, politics lecturer; Bill Shorten, Parliamentary Secretary for Disabilities; and Peter Dutton, shadow health minister.

Panellists: Richard Dawkins, author, evolutionary biologist and atheist; Patrick McGorry, mental health expert and Australian of the Year; Rabbi Jackie Nino; Family First Senator Steve Fielding; Julie Bishop, Deputy Opposition Leader; and Tony Burke, Minister for Agriculture.

Panellists: Peter Garrett, Minister for Environment Protection, Heritage and the Arts; Chris Pyne, Opposition education spokesman; Jin Xing, choreographer and dancer; Eddie Perfect, comedian and performer; Brenda Croft, artist and curator; and Paul Grabowsky, Director of the Adelaide Festival.

Panellists: Housing Minister Tanya Plibersek; former Opposition Leader Malcolm Turnbull; veteran political commentator and humorist Mungo MacCallum; publicist and advertising consultant Jane Caro; and conservative advocate John Roskam from the Institute of Public Affairs.

Panellists: Lindsay Tanner, Minister for Finance; Barnaby Joyce, shadow minister for finance; Melinda Tankard Reist, author and advocate; Satyajit Das, financial consultant and former banker; Rebecca Huntley, social researcher.

Q&A made a triumphant return for 2010 with a special program from Old Parliament House in Canberra featuring Kevin Rudd and an audience of 200 young Australians aged 16-25. Program producers were inundated with hundreds of excellent questions from this group.