An original, provocative and fascinating new theory by one of the world's leading neuroscientists about why the mind wanders - and when and why it's good for you' Daniel Gilbert

'A gentle and humane book that should be read by everyone interested in the human mind and the human brain' Andy Clark

Our brains are noisy. Certain regions are always grinding away at involuntary activities like daydreaming, worrying about the future and self-chatter, taking up to forty-seven percen...