Dr Rob Yeung is a chartered psychologist of the British Psychological Society. He has written more than 20 books including the 2008 bestseller Confidence: The art of getting whatever you want and I is for Influence: The new science of persuasion (Macmillan, 2011). His latest book is E is for Exceptional (previously published as The Extra One Per Cent). He is regularly asked to comment in the media and has appeared on numerous TV shows as the psychologist 'talking head'.
Sign up to the Pan Macmillan newsletter for great extra content and free extracts.