

Why Do I Need You?
Neuroscientist David Eagleman explores the human brain in an epic series that reveals the ultimate story of us, why we feel and think the things we do. This ambitious project blends science with innovative visual effects and compelling personal stories, and addresses some big questions. By understanding the human brain, we can come close to understanding humanity.

Why Do I Need You?
Season 1 Episode 5 | 55m 11s | CC
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.