Hidden Brain The Hidden Brain helps curious people understand the world – and themselves. Using science and storytelling, Hidden Brain's host Shankar Vedantam reveals the unconscious patterns that drive human behavior, the biases that shape our choices, and the triggers that direct the course of our relationships.

By 1495, Christopher Columbus was in trouble. The riches he had imagined finding in Asia were not materializing in the New World, and the costs of his voyages were mounting. Sending indigenous people back to Europe as slaves became his solution. Heritage Images/Getty Images hide caption

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An American Secret: The Untold Story Of Native American Enslavement

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The program BAM (Becoming a Man) works with teenagers and uses cognitive behavior therapy to reduce violence in Chicago. Scott Olson/Getty Images hide caption

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Radio Replay: Crime As A Disease

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Researchers Explore The Effects Of Section 8 Grants In Houston

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Think you can get away with fewer than eight hours of sleep per night? Neuroscientist Matthew Walker says — think again. Sophie Blackall/Getty Images/Ikon Images hide caption

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Sophie Blackall/Getty Images/Ikon Images

The "Swiss Army Knife" Of Health: A Good Night's Sleep

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Pavlovian Conditioning And Marriage

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Do we really need sleep? Mark Conlan/Getty Images/Ikon Images hide caption

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Mark Conlan/Getty Images/Ikon Images

Eleven Days Without Sleep: The Haunting Effects Of A Record-Breaking Stunt

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Study: CEOs Who Invest In Social Responsibility Initiatives Risk Their Jobs

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On October 30, 1935, a Boeing plane known as the "flying fortress" crashed during a military demonstration in Ohio — shocking the aviation industry and prompting questions about the future of flight. National Archives hide caption

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National Archives

The Trick To Surviving A High-Stakes, High-Pressure Job? Try A Checklist

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Radio Replay: Prisons of Our Own Making

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Shankar Vedantam, NPR's social science correspondent and host of the Hidden Brain podcast, explains why some of us are really good at recognizing faces and others are not. John Lamb/Getty Images hide caption

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We're Not As Good At Remembering Faces As We Think We Are

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Predictably Unpredictable: Why We Don't Act Like We Should

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Bad-Mouthing Opponents Likely Spurs Them On To Win, Research Shows

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Nostalgia Isn't Just A Fixation On The Past - It Can Be About The Future, Too

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How much does biology shape who we are, and how much is determined by culture and the environment in which we live? Renee Klahr/NPR hide caption

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Nature, Nurture, And Our Evolving Debates About Gender

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