“The researchers argued that an orderly environment fosters a sense of responsibility not so much by deterrence (since Groningen police rarely penalize litterers) as by the signaling of a social norm: This is the kind of place where people obey the rules.”

Canadian cognitive psychologist and linguist, best known for his accessible explorations of human nature and the rational foundations of morality. His work bridges psychology, evolutionary biology, and philosophy, offering insights into language, violence, and progress.