
Why Do I Need You? | Preview
Preview: Episode 5 | 30s
How the human brain depends on other brains to thrive and survive.
Dr David Eagleman explores how the brain relies on other brains to thrive and survive. This neural interdependence underpins our need to group together, and our ability to do the very best and the very worst of things to each other.
Problems playing video? | Closed Captioning Feedback
Problems playing video? | Closed Captioning Feedback

Why Do I Need You? | Preview
Preview: Episode 5 | 30s
Dr David Eagleman explores how the brain relies on other brains to thrive and survive. This neural interdependence underpins our need to group together, and our ability to do the very best and the very worst of things to each other.
Problems playing video? | Closed Captioning Feedback
How to Watch The Brain with David Eagleman
The Brain with David Eagleman is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, and Vizio.
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Explore the Brain with this Interactive
What's the story of one of our body's most complex organs? In this interactive, viewers can explore clips from each of the six episodes of The Brain with David Eagleman. Grades: 9-13+Episode 5 | Destroying Empathy
Clip: Ep5 | 2m 29s | Propaganda plugs directly into neural networks, enabling dehumanization. (2m 29s)
Clip: Ep5 | 2m 12s | Humans come equipped with social antennae. (2m 12s)
Episode 5 | In-Group/Out-Group
Clip: Ep5 | 2m 23s | David shows that a single word label can decide over how much you care for one in pain. (2m 23s)
Clip: Ep5 | 3m 26s | Why do we mimic each other’s facial expressions? (3m 26s)
Episode 5 | Social Pain Is Real Pain
Clip: Ep5 | 1m 6s | Social pain activates the brain’s pain matrix. (1m 6s)
Episode 5 | The Amazing Case of John Robison
Clip: Ep5 | 4m 15s | One man's transformation reveals something that we all unconsciously do every day. (4m 15s)
Episode 5 | The Massacre of Srebrenica
Clip: Ep5 | 3m 27s | Can genocide be understood as a neural phenomenon? (3m 27s)
Clip: Ep5 | 1m 58s | This ability to feel another’s pain explains why stories can be so powerful. (1m 58s)
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