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Big Brains

Latest episodes

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13 snips
Dec 5, 2024 • 30min

What Happens When We Die? with Sam Parnia

In this engaging discussion, Sam Parnia, an Associate Professor of Medicine at NYU Langone and author of Lucid Dying, challenges our understanding of death. He explores revolutionary research that suggests the possibility of reviving those declared dead and delves into intriguing near-death experiences that reveal heightened brain activity at life’s edge. Parnia raises profound ethical questions, discusses the evolving perceptions of consciousness, and underscores the significance of scientific inquiry in redefining life, death, and our purpose.
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24 snips
Nov 21, 2024 • 32min

The Illusion of Moral Decline

Adam Mastroianni, a psychologist and postdoctoral research scholar at Columbia Business School, explores the intriguing notion of moral decline. He questions whether perceptions of increased meanness are valid or merely illusions fostered by cognitive biases. Mastroianni dives into historical perspectives on morality, revealing that feelings of decline often overshadow evidence of cooperative behavior. He argues for focusing on real social issues rather than unfounded fears, and suggests reducing news consumption for better mental well-being.
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Nov 14, 2024 • 33min

Can We Predict The Unpredictable? with J. Doyne Farmer

J. Doyne Farmer, a complexity scientist and professor at Oxford, once outsmarted casinos with his scientific insights. He dives into the intriguing idea of predicting economies like weather patterns, using chaos theory and big data. Farmer discusses the potential of agent-based modeling to revolutionize economic forecasting and addresses the challenges of understanding complex systems. He also highlights how complexity economics could reshape public policy, tackle climate issues, and pave the way for sustainable growth in our unpredictable world.
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Oct 31, 2024 • 23min

Unlocking The Secrets Of ‘SuperAgers’, with Emily Rogalski

Emily Rogalski, a neurology professor at the University of Chicago and a leading expert on 'SuperAgers,' shares insights into the remarkable individuals over 80 who exhibit memory capabilities similar to those in their 50s. She reveals how these 'SuperAgers' defy aging stereotypes through unique cognitive traits and lifestyle choices. The discussion touches on the myths of brain aging, the impact of social connections, and the importance of engaging activities that contribute to maintaining mental health and cognitive function well into old age.
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Oct 17, 2024 • 29min

2024 Nobel Laureate Explains What Makes Countries Fail Or Succeed, with James A. Robinson

James A. Robinson, a University of Chicago professor and 2024 Nobel laureate in Economic Sciences, explores what drives national success or failure. He discusses the significant role of political and economic institutions using examples like Nogales, Arizona, and Nogales, Mexico. Robinson dives into the balance between liberty and governance while examining the dynamics of states in transition. He also shares insights on tailoring economic advice to diverse local contexts and reflects on the process of envisioning ideal societies based on historical lessons.
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Oct 3, 2024 • 24min

Why Can’t Scientists Agree On The Age Of The Universe? with Wendy Freedman

Wendy Freedman, a leading astronomer from UChicago, dives into the captivating debate on the universe's age and expansion. She reveals how conflicting measurements of the Hubble constant challenge our understanding of physics. Freedman's groundbreaking research with the James Webb Space Telescope promises to shed light on these mysteries. The discussion also touches on dark matter, dark energy, and the tantalizing possibility of extraterrestrial life, all while encouraging new scientists to tackle the cosmos' biggest questions.
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Sep 19, 2024 • 29min

What Are We Getting Wrong About Young Voters?, with Cathy Cohen

Cathy Cohen, a renowned political scientist at the University of Chicago, delves into the critical role of young voters in shaping elections. She discusses the groundbreaking GenForward Survey, revealing the unique perspectives and priorities of diverse young voters, especially those of color. Cohen uncovers the discontent young voters feel toward major parties and emphasizes their focus on economic issues like inflation and housing. She highlights the importance of tailored messaging and social media engagement to mobilize this pivotal demographic for upcoming elections.
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Sep 5, 2024 • 32min

Why Are More Women Saying No To Having Kids? With Peggy O'Donnell Heffington

Peggy O'Donnell Heffington, a University of Chicago scholar and author of "Without Children: The Long History of Not Being a Mother," dives into the historical context of women opting out of motherhood. She reveals that this isn't a modern trend but a long-standing choice influenced by societal pressures. Explore how economic factors, lack of workplace support, and shifting perceptions shape women's decisions today. Heffington discusses the potential for American millennials to become the largest childless group in history, challenging traditional motherhood stereotypes.
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12 snips
Aug 22, 2024 • 27min

How Homeownership Shaped Race In America, with Adrienne Brown

Adrienne Brown, an expert in the intersection of race and housing, delves into the historical and ongoing impact of homeownership on racial disparities in America. She discusses how discriminatory practices like redlining have shaped wealth accumulation and community dynamics. Brown highlights the cultural narratives that link homeownership to identity, while exploring the troubling legacy of real estate boards in perpetuating racial bias. The conversation reflects on modern implications, emphasizing the need for a broader understanding of success beyond traditional homeownership.
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Aug 8, 2024 • 29min

Fighting Back Against AI Piracy, with Ben Zhao and Heather Zheng

If you’ve spent any time playing with modern AI image generators, it can seem like an almost magical experience; but the truth is these programs are more like a magic trick than magic. Without the human-generated art of hundreds of thousands of people, these programs wouldn’t work. But those artists are not getting compensated, in fact many of them are being put out of business by the very programs their work helped create.Now, two computer scientists from the University of Chicago, Ben Zhao and Heather Zheng, are fighting back. They’ve developed two programs, called Glaze and Nightshade, which create a type of “poison pill” to help protect against generative AI tools like Midjourney and DALL-E, helping artists protect their copyrighted, original work. Their work may also revolutionize all of our relationships to these systems.

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