Why We Sleep

A neuroscientist shows how a good night's shut-eye can make us cleverer, more attractive, slimmer, happier, healthier and ward off cancer . . . it's probably a little too soon to tell you that it saved my life, but it's been an eye-opener

Mark O'Connell, Guardian

Passionate, urgent . . . it had a powerful effect on me

Rachel Cooke, Observer

Compelling and utterly convincing . . . you'll never think of your bedtime in the same way again

James McConnachie, Sunday Times

A stimulating and important book . . . richly packed with science

Clive Cookson, Financial Times

Uplifting . . . Walker is in love with sleep and wants us to fall in love with sleep, too

David Kamp, New York Times

Matthew Walker is probably one of the most influential people on the planet

Katie Law, Evening Standard

Astonishing . . . an amazing book . . . absolutely chocker full of things that we need to know

Chris Evans

Amazing . . . I'm obsessed with this book

Thom Yorke

An important and fascinating book

Bill Gates