‘A hopeful book about the potential for human progress when we work off facts rather than our inherent biases.’ BARACK OBAMA’One of the most important books I’ve ever read – an indispensable guide to thinking clearly about the world.’ BILL GATES*#1 Sunday Times bestseller * New York Times bestseller * Observer ‘best brainy book of the decade’ * Irish Times bestseller * Guardian bestseller * audiobook bestseller *Factfulness: The stress-reducing habit of only carrying opinions for which you have strong supporting facts. When asked simple questions about global trends – why the world’s population is increasing; how many young women go to school; how many of us live in poverty – we systematically get the answers wrong. So wrong that a chimpanzee choosing answers at random will consistently outguess journalists, Nobel laureates and investment bankers. In Factfulness, Professor of International Health and a man who can make data sing, Hans Rosling, tog