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Big Ideas

Big Ideas

ABC Australia 248 Episodes Sep 3, 2026

Big Ideas is a podcast that brings you front row seats to big thinkers at live events, forums, and festivals. Each episode presents one big idea designed to provoke thought and feed your mind. The show airs on ABC Radio National and encourages listener interaction via email and SMS.

Episodes

John Brack once painted his children. Now his adult daughter tells her story of life with the famous artist
John Brack once painted his children. Now his adult daughter tells her story of life with the famous artist Sep 3, 2026 0:54:36 She's the little girl in some of her father's most famous paintings, but life as the eldest child of artists John Brack and Helen Maudsley wasn't always easy. Clara Brack explores her childhood — and her parents' complex lives and relationship — in her new book The Secret Landscapes on not [pleasing your mother, which took her 20 years to write.This event was recorded at the Will
Roman Krznaric on why the history of human solidarity offers us radical hope, even now
Roman Krznaric on why the history of human solidarity offers us radical hope, even now Sep 2, 2026 0:59:16 Philosopher Roman Krznaric, author of History for Tomorrow: Inspiration from the Past for the Future of Humanity, The Good Ancestor, and founder of the Empathy Museum has been looking backwards to help us all find a way forward. What he discovered in the global history of human solidarity and social movements was a wellspring of brilliant solutions to current challenges — democra
Bob Spitz on the Rolling Stones and why all great music is a threat
Bob Spitz on the Rolling Stones and why all great music is a threat Sep 1, 2026 0:54:05 From their earliest days as blues-obsessed kids living in freezing squalor, to the first taste of fame and the day they landed in the US and went stratospheric — and all the grit, glamour and gore in between. There are myriad revisions to the conventional narrative which underscore just how in control of their narrative the band has been up to now. But Bob Spitz got unique access
Stephanie Alexander with Adam Liaw on 30 years of The Cook's Companion
Stephanie Alexander with Adam Liaw on 30 years of The Cook's Companion Aug 31, 2026 0:53:42 Since 1996, The Cooks Companion has been a bible for Australian kitchens, a reliable friend who can tell you how to boil an egg, bake some bread, roast a chook, whip up a lemon delicious pudding — and much, much more. What is it about this book that's made it such an enduring go-to for household cooks for generations?This event was recorded live at the Sydney Writers' Festival at
Mick Herron, Suzie Miller and Benjamin Law on great adaptations — from the page to the stage to the screen, and back again
Mick Herron, Suzie Miller and Benjamin Law on great adaptations — from the page to the stage to the screen, and back again Aug 27, 2026 0:58:27 When a book becomes a hit TV series, or a play becomes a Hollywood film, what makes it a great adaptation? Meet the creators of these international smash hits as they take you behind the scenes, into the writers' rooms, and inside their creative minds. Suzie Miller's award-winning play Prima Facie has just become a Hollywood film starring Cynthia Erivo, while the sixth season of
Should social media be banned for over-16s too!? The 2026 Beaker Street Festival Great Debate
Should social media be banned for over-16s too!? The 2026 Beaker Street Festival Great Debate Aug 26, 2026 0:54:17 Interesting idea or nanny-state gone way too far? If babies weren't born to doom scroll, why do we think grown-ups are? Don't miss our hilarious annual battle of brains and bravado with two teams and Big Ideas' host Natasha Mitchell at the Beaker Street Festival: where science meets art. Australia was the first country in the world to ban under-16s from social media. France just
Kerry O'Brien on the perfect storm destroying our politics — with Richard Flanagan
Kerry O'Brien on the perfect storm destroying our politics — with Richard Flanagan Aug 25, 2026 0:54:45 Acclaimed journalist Kerry O'Brien has seen it all, but nothing like right now. And he's not mincing his words. On AI, neoliberalism, education, equality, gutless governments, and more. For over 50 years, he covered the world's biggest stories and changemakers, and asked tough questions of power. Hear why he thinks a perfect storm threatens our society and our politics, and what
Why Oz Harvest's Ronni Kahn wants you to join the "Order of the Teaspoon" to end food insecurity and waste
Why Oz Harvest's Ronni Kahn wants you to join the "Order of the Teaspoon" to end food insecurity and waste Aug 24, 2026 0:54:35 It's estimated that one in three Australian households have experienced food insecurity. At the same time, one third of all food produced in Australia gets thrown out. For more than two decades, Ronni Kahn has been fighting these dual challenges as head of food rescue charity OzHarvest. She argues these ongoing dual challenges show a failure of imagination and of will.The 2026 Ke
Protecting Australia’s native plants
Protecting Australia’s native plants Aug 20, 2026 0:54:34 Australia is home to some 25,000 plant species. And nine out of 10 Australian plants occur nowhere else on Earth. But many are under threat. So why does that matter? This National Science Week, we meet a plant ecologist with a message.This conversation was recorded at the Lyrebird Festival in the Blue Mountains of NSW.Speakers:Rachael GallagherProfessor in Plant Ecology and Conse
Indigenous speculative fiction takes on the apocalypse — with Canadian sci-fi Indiginerd Chelsea Vowel
Indigenous speculative fiction takes on the apocalypse — with Canadian sci-fi Indiginerd Chelsea Vowel Aug 19, 2026 0:54:36 Dystopia or utopia? How do you imagine the future? In films and books, the future is often filled with alien invasions, nuclear war or the zombie apocalypse. But a movement of Indigenous storytellers is reshaping traditional science fiction tropes based on their own storytelling cultures and experiences.This event was recorded at the Melbourne Writers Festival on 10 May 2026.Spea
Blast off! Exploring our solar system and beyond
Blast off! Exploring our solar system and beyond Aug 18, 2026 0:54:36 We're going extraterrestrial with a panel of super star space scientists who are exploring the solar system and beyond. Will they find life out there? Which is the universe's best planet? And what's Matt Damon got to do with it? Incredible tales from Mars, Jupiter, and more.This event was recorded at the World Science Festival Brisbane on 29 March 2026.Speakers:Tracy DrainChief E
Too Dumb for Democracy? Why your brain struggles with good political decision-making
Too Dumb for Democracy? Why your brain struggles with good political decision-making Aug 17, 2026 0:54:35 Think about the person whose politics you find most baffling, or most infuriating. Now imagine you must make a decision together. Actually negotiate, project forward, find common ground. That's democracy. And it turns out our brains aren't especially well-built for it.In an era shaped by inequality, environmental crisis and the decline of democratic institutions understanding how

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