Social norms are the glue that holds society together, yet our knowledge of them remains
heavily intellectually siloed. This article provides an interdisciplinary review of the emerging …

Research on morality has increased rapidly over the past 10 years. At the center of this
research are moral judgments—evaluative judgments that a perceiver makes in response to …

Human cooperation is highly unusual. We live in large groups composed mostly of non-
relatives. Evolutionists have proposed a number of explanations for this pattern, including …

Extensive cooperation among unrelated individuals is unique to humans, who often sacrifice
personal benefits for the common good and work together to achieve what they are unable …

Despite envy's importance as a driver of social behavior, scholars disagree on its
conceptualization. We review the literature and distinguish three incongruent theories:(a) …

Humans are an intensely social species, frequently performing costly behaviors that benefit
others. Efforts to solve the evolutionary puzzle of altruism have a lengthy history, and recent …

What explains variability in norms of cooperation across organizations and cultures? One
answer comes from the tendency of individuals to internalize typically successful behaviors …

Fines, corporal punishments, and other procedures of punitive justice recur across small-
scale societies. Although they are often assumed to enforce group norms, we here propose …

Research on human cooperation has concentrated on the puzzle of altruism, in which 1
actor incurs a cost to benefit another, and the psychology of reciprocity, which evolved to …

Punishment is a potential mechanism to stabilise cooperation between self-regarding
agents. Theoretical and empirical studies on the importance of a punitive reputation have …