Subconsciousness

Neuroscientist David Eagleman says everything we think, do and believe is determined by complex neural networks battling it out in our brains. His book Incognito, in which he explains what scientists are learning about this hidden world of cognition, is now out in paperback.

This interview was originally broadcast on May 31, 2011. David Eagleman's Incognito is now out in paperback.

Neuroscientist David Eagleman says everything we think, do and believe is determined by complex neural networks battling it out in our brains. In Incognito, he explains what scientists are learning about the hidden world of cognition.

Christopher Nolan's new sci-fi flick stars Leonardo DiCaprio as a man trying to extract and plant information in people's heads while they dream. Critic David Edelstein says the movie is "lumbering and humorous and pretentious, with a drag of a hero."