What is morality? Where does it come from? And why do most of us heed its call most of the time? In Braintrust, neurophilosophy pioneer Patricia Churchland argues that morality originates in the biology of the brain. She describes the "neurobiological platform of bonding" that, modified by evolutionary pressures and cultural values, has led to huma "Researchers interested in cooperation, moral psychology, and empirically-informed metaethics could happily and rewardingly immerse themselves in Braintrust."---Benjamin James Fraser, Biology and Philosophy