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Big Ideas

ABC Australia
Big Ideas
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248 episodes

  • Big Ideas

    The end of neoliberalism? A guide to Trumpian world-making

    02/11/2026 | 55 mins.
    Is there method in Donald Trump's madness? His plans for Venezuela, Iran, Ukraine, Greenland — even Canada. His disdain for global institutions and democratic processes. His preference for traditional values. What is the logic behind "Trumpian world making", and how is it reshaping the globe?
    This event was recorded at the Ultimo Institute at the University of Technology Sydney on 14 October 2026.
    Speakers:
    Gary GerstleEmeritus Paul Mellon Professor of American History at the University of CambridgeAuthor, The Rise and Fall of the Neoliberal Order: America and the World in the Free Market Era
    Roy Green (host)Emeritus Professor and Special Innovation Advisor at the University of Technology Sydney
  • Big Ideas

    Does fuel reduction burning make us safer?

    29/10/2026 | 54 mins.
    The fire season is changing across Australia, becoming hotter, drier and longer. The evidence about the best ways to protect lives, property, and the environment is changing too. While fuel reduction burning has become a vital tool in the arsenal for land managers in every state and territory, some are now questioning whether we are doing it right - or whether we should be doing it all.
    The Burning Conversation was recorded at the Royal Society of Victoria on 21 September 2026.
    Speakers:
    Professor Trent Penman Bushfire risk modeler and Team Leader of FLARE Wildfire Research at the University of Melbourne
    Dr Phil Zylstra Adjunct professor, Curtin University and the Australian National University
    Gregg Borschmann (host) Writer and oral historian, Driector, Talking Country
  • Big Ideas

    In 2046 women run the world — what's changed?

    28/10/2026 | 53 mins.
    The year is 2046. After 2026, a whole lot changed in the world. Citizens started to vote women into power in parliaments everywhere. What happened next? Four Far North Queensland leaders are leaping into a tardis to hurtle twenty years into the future. Jump in, if you want the world to be different, this could be the ride of your life. Join Natasha Mitchell and guests in Cairns on Yidinji Country at the 2026 WOW (Women of the World) Festival.
    Speakers
    Dr Rana DadpourResearch Fellow at The Cairns Institute at James Cook University.Director of AUSIRAN, an advocacy group for Australian Iranians.
    Francoise LaneDescendant of the Meriam and Kaurareg peoples of Zenadth KesArtist, curator, designerCo-founder and director of Indij Architecture and DesignFounder, Francoise Lane FashionFormer Artistic Director, Cairns Indigenous Arts Fair.
    Claudia KurowskiYear 12 student and 2026 Youth Mayor of Cairns2026 Cairns Young Citizen of the Year, 2025 Cairns Young Woman, and co-founder of The Gratitude Initiative.
    Anita VeiversExecutive Director, Centacare Far North QldChair, Cairns Regional Jobs CommitteeBoard Member, Regional Development Australia Tropical North.
    Further information
    Women of the World WOW Australia
  • Big Ideas

    The stigma of obesity and what it means for your healthcare

    27/10/2026 | 54 mins.
    Has your doctor ever told you to go on a diet? Does that conversation put you off going to them in the first place, even if you need treatment for something not related to your weight? Has being in a larger body ever meant you can't access surgery or IVF?Some are pushing for a weight-inclusive approach to healthcare, which de-centres obesity, and focuses on 'health-at-every-size'. But what does that really mean, and why does it matter?
    This event was held at the 11th Annual Weight Stigma Conference at Griffith University.
    Original broadcast on September 17, 2025.
    Speakers
    Ana Ximena Torres, clinical psychologist and founder of the practice, Elemental Collective.
    Dr Fiona WillerDietitian, bioethicist, President of Dietitians AustraliaLecturer in Nutrition and Dietetics at Queensland University of TechnologyFounder, Health, Not Diets consultancyHost, Unpacking Weight Science podcast.
    Tracy Taylor-BeckManager, Strategy and Health Promotion (interim CEO at the time of this event)Women's Health in the North, a women's health promotion and advocacy organisation in Melbourne's North.
    Thanks to Dr Lily O'Hara from Griffith University, convenor of the conference.
  • Big Ideas

    Gut health: Is the food on your plate quietly rewriting your brain chemistry?

    26/10/2026 | 54 mins.
    Scientists are uncovering the surprising power of the trillions of microbes living inside you and how they can shape your mood, your thinking, even your sense of self. How might the health of your gut change the course of serious mental illness? This a deep dive into the mind-body connection offers a glimpse of where the future of mental and physical health might be headed.
    Healthy microbiome. Happy brain? was presented at the World Science Festival Brisbane.
    Speakers
    Gordon ParkerScientia Professor of Psychiatry at the University of New South Wales and founder of the Black Dog InstituteAuthor of A Gut Mood Solution
    Associate Professor Heidi StaudacherDietitian and lead of the Diet, Gut and Brain Group at Monash University
    Damien KeatingMatthew Flinders Professor of Physiology in the Flinders Health and Medical Research Institute (FHMRI) and Head of the Gut Sensory Systems research group
    Julia Baird (host)Award-winning journalist and co-host of the podcast Not Stupid on ABC Listen
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About Big Ideas
Your front row seat to big thinkers at the best live events, forums, and festivals. Feed your mind. Be provoked. One big idea at a time. Your brain will love you for it. We love hearing from you about the show or events you are planning. Get in touch! Email: Bigideas@abc.net.au SMS line for ABC Radio National: 0418 226 576 Airs Monday to Thursday 8pm, repeated Tuesday to Friday 12pm, on ABC Radio National.
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