'A landmark contribution to humanity's understanding of itself' The New York TimesWhy can it sometimes feel as though half the population is living in a different moral universe? Why do ideas such as 'fairness' and 'freedom' mean such different things to different people? Why is it so hard to see things from another viewpoint? He explores how morality evolved to enable us to form communities, and how moral values are not just about justice and equality - for some people authority, sanctity or loyalty matter more. Morality binds and blinds, but, using his own research, Haidt proves it is possible to liberate ourselves from the disputes that divide good people.