«Witty, sharp and enlightening ... This book will make you smarter»

Adam Rutherford

«A breezily written pop science book about the quest to find out about what intelligence is and how it can be boosted.»

Robbie Millen, The Sunday Times

«Quite simply book of the year, on living with OCD: just buy it now»

Adam Rutherford on <i>The Man Who Couldn't Stop</i>

«A fundamentally important book that will bring a breath of fresh understanding to sufferers . . . It will make you think again»

<i>Sunday Times</i> on <i>The Man Who Couldn't Stop</i>

«[A] fascinating study of the living nightmare that is obsessive compulsive disorder . . . one of the best and most readable studies of a mental illness to have emerged in recent years . . . an honest and open and, yes, maybe life-changing work»

Matt Haig, <i>Observer,</i> on <i>The Man Who Couldn't Stop</i>

«A brave and helpful contribution to deepening our understanding of the intricate complexities of mental ill-health»

<i>The Times </i>on <i>The Man Who Couldn't Stop</i>

«What if you could zap your head or take a pill, like Bradley Cooper in the film Limitless, and become insanely clever? Over the last decade, this sci-fi possibility has started to approach reality, and David Adam’s book is a timely prologue to the brave new world that might await us...Fascinating.»

The Guardian