Big Ideas

At face value, collaboration sounds like a good thing: collaboration in the classroom, with colleagues, or between nations. But throughout history, collaboration was not always considered a virtuous act, and those who were identified as collaborators were shunned, humiliated or worse. This talk explores how people justify their involvement in wrongdoing, and how, when collaboration devolves into c...

Your personal safety is big business, so much so that it’s given rise to “security capitalism”, a phenomenon where attempts to buy personal safety shape the world around us.  As security becomes just another status symbol, do these gadgets make us safer or do they create a whole new list of anxieties – a self-fulfilling prophecy of perceived threat and risk aversion?  This conversation 'Trapped: D...

 "Homeric struggle", a desperate night-ballet, an ethical training ground for boys and men. Aussie Rules is a multimillion-dollar industry, but at its heart, to thousands of people, it's much more than that. Including to Australian literary great, Helen Garner. This event was recorded at the National Library of Australia on 20 February 2025. Original broadcast March 6, 2025. Speakers Helen GarnerA...

We’re past the brink of civilisational collapse. And many environmentalists are pushing a “fake green fairytale”. Jem Bendell’s arguments have inspired the Extinction Rebellion movement’s civil disobedience pushing for climate change action. But Jem doesn’t think protest is enough now. Find out why the self-confessed eco-libertarian and author of Breaking Together: A freedom-loving response to col...

We know them as Zuckerberg, Musk, Bezos, Gates, Jobs. But to Kara Swisher, they're Mark, Elon, Jeff, Bill, and Steve. She was once a Silicon Valley insider, but now she's one of big tech's most vocal critics. This event was recorded at Adelaide Writers Week on Monday 3 March 2025. Original broadcast on April 15, 2025. Speakers Kara SwisherAuthor, Burn Book: A Tech Love Story , aol.com: How Steve C...

Imagine a world where your brain is enhanced through cutting-edge technologies and next-generation AI, blurring the lines between organic and digital realms … and unlocking unprecedented potential.  We are already some steps on the way in such a future.  What would this mean for intelligence, human agency and consciousness? Your Brain on AI From organoids to consciousness was presented by the Sydn...

You've got half an hour with Lou Reed/ Nick Cave/ Courtney Love: what do you ask them? Three of Australia's best music writers share their craft, and reveal what it's like to sit down with some of music's biggest names. This event was recorded on 2 November 2024 at the Art Gallery of Ballarat. Original broadcast on January 23, 2025. Speakers Stuart Coupe Author, journalist, radio broadcaster, musi...

Two of Australia’s most influential and legendary storytellers, author Tim Winton and filmmaker Rachel Perkins, join Natasha Mitchell at WOMADelaide’s Planet Talks to discuss the power of stories and the role of artists to create change in the world. Original broadcast on April 2, 2025. SpeakersRachel PerkinsMulti-award-winning filmmaker, and founder of Blackfella films Director, presenter, co-wri...

Populism is part of American political history. It has been and still is the dominant vocabulary of dissent.  But the current resurrection of authoritarian politics in the US is different. While the two parties could absorb populist movements in the past, this time populism has absorbed the party. Presented at the American Academy in Berlin Original broadcast on April 1, 2025. Speaker Jefferson Co...

How many times have you checked your phone today? How many tabs are open in your web browser? Do you feel in control of your attention?  In the digital age, attention is now a commodity. Can practices like meditation and mindfulness help us feel more free to focus on what really matters? This event was hosted at the Brunswick Ballroom by the Sophia Club in partnership with the University of Melbou...

Satyajit Das presents a provocative examination of the use and abuse of images of wild animals, and how they shape our relationships with the natural world.  These pictures can create an impression of abundance and untouched ecosystems, and lull us into a false sense of security, at a time when the natural world faces ecological calamity. The Attenborough Effect — Shaping Our Relationship With Wil...

Prepare to have your mind blown with a sweeping saga that connects human evolution, brains, genes, art, music, creativity, knowledge, dyslexia, autism, Indigenous memory systems, and more. A big, beautiful and biological saga about how to learn like a human again. Joining Natasha Mitchell are Australian Senior Memory Champion, scientist and author Dr Lynne Kelly with artist Jane Rusden and musicia...

Historian Sarah Churchwell takes you on a gripping and confronting journey into America's recent past to explain its extraordinary present, starting with dark story at the heart of that American classic Gone with the Wind. Knowledge lies at the heart of a healthy democracy, and its many custodians include libraries, universities, cultural institutions, and a free and independent media. So what hap...

After five nominations, Ruthie Foster has taken home the 2025 Grammy Award for Best Contemporary Blues Album - affirming her status as an American music legend.  In this intimate conversation, she shares what made her want to be a singer; the roles of her grandmother and mother in her life; why faith is so important to her and why she wants to sing about real people. And much more… A Heartlands Co...

When you enter your childbearing years, it can feel like everyone from the treasurer, your mum, and probably your Instagram reels really wants you to have a kid. But is it the right decision? Few women escape this conundrum of modern family-making, and unfortunately there is no easy or simple answer. But in this talk presented by the Sydney Opera House at the All About Women Festival 2025 , you’ll...

Meet two men who will change the way you think about an experience most of us fear but will be touched by in some way.  In Patting the Shark, surfing writer Dr Tim Baker describes his wild ride to reclaim a sense of control and agency after a cancer diagnosis. Celebrated author and GP Peter Goldsworthy’s memoir The Cancer Finishing School started out as a journal but became so much more. They join...

Are fermented foods really good for us? Do antibiotics destroy our gut flora? And have you heard about poo transplants? Our gut is teeming with trillions of microbial cells, and we are learning more all the time about how this affects everything from our digestion, to immunity, to mental health. So crack open your kombucha, because these leading researchers will cut through the noise with some har...

Doctor Who has acted as a mirror to more than six decades of social, technological and cultural change. It's been able to evolve and adapt more radically than any other fiction. Why we are so addicted to fiction, and why does this wonderful wandering time traveller mean so much to so many. This talk was provided by the York Festival of Ideas . The Festival is led by the University of York, UK. Ori...

The connection between body and mind is well established. But mental health expert Daniel Fung also includes the soul in this 'ecosystem' that shapes your overall wellbeing. He envisions a future for mental health services, that is person-centred, holistic and consciously uses digital tools and social media. Beautiful minds, Loving hearts: Asian Mental Health Ecosystems in 2050 was presented at Th...

From innocently conning controversial radio duo Kyle and Jackie O as a kid, time in a Zambian convent as a teen, to nearly becoming an air traffic controller before finding her real passion - helping others find their voice - Astrid Jorgensen has quite a story to tell. Her new memoir is called Average At Best. She is anything but. She is anything but. On any one night, anywhere in the world, you’l...

Australia now has its first treaty with this country's first peoples. After nearly a decade of formal consultation and negotiation, the Victorian Statewide Treaty has become law, and will come into effect from early December. This address outlines the long road to achieving the treaty, why it's important, and what comes next. The 25th Dr Charles Perkins Oration was recorded on 28 October 2025 at t...

Humans are by nature creative, but how do we turn a spark of inspiration into something more tangible? Author Emily Maguire draws inspiration from some of the world's most creative minds — from Lin Manuel Miranda, to Susan Sontag, to explore the ingredients of a truly creative life. The 2025 Colin Roderick Memorial Lecture , hosted by the Foundation of Australian Literary Studies at James Cook Uni...

As we grow older, changes to our bodies and minds are inevitable. But what if science could help us age better? Our experts on Big Ideas uncover the latest science behind healthy brain aging. What's possible in the fight against cognitive decline and dementia? How might you live a longer, healthier, and more meaningful life? Presented by Sydney Ideas , the talk program at the University of Sydney...

When acclaimed Australia author Christos Tsiolkas was invited to give the 2025 Ray Mathew Lecture at the National Library of Australia , he had in mind what he wanted to say, as difficult as it was. Then he got a rage-filled message from a longtime friend. How did Christos respond? Is fence-sitting an indulgence in an ethically troubled, divisive, dislocated world? Or, is 'speaking across the fenc...

From The Don to Warny, the Gabba to the G, from its legacy of British colonialism, to the Asian powerhouse nations of today — cricket is not just a sport, but also a reflection of the societies who play it. Drawing on a wealth of writing about the sport, including novels, biographies, and media reporting, this lecture explores the cultural and historical legacy of cricket. This event was recorded...