Empathy reflects the ability to perceive and be sensitive to the emotional states of others,
often eliciting a motivation to care for their well-being. It plays a central role in prosocial …

Scholars from across the social sciences, biological sciences, and humanities have long
emphasized the role of human morality in supporting cooperation. How does morality arise …

Moral reasoning is an essential part of how humans develop and a fundamental aspect of
how human societies change over time. On a developmental timescale, reasoning about …

Third-party punishment of antisocial others is unique to humans and seems to be universal
across cultures. However, its emergence in ontogeny remains unknown. We developed a …

To successfully navigate their social world, humans need to understand and map enduring
relationships between people: Humans need a concept of social affiliation. Here I propose …

Observed variability and complexity of judgments of “right” and “wrong” cannot be readily
accounted for within extant approaches to understanding moral judgment. In response to …

According to Graham and colleagues (2013), a “first draft” of moral cognition emerges early
and universally in development and is then gradually revised by experience and culture. In …

Recent research revealed that infants attend to agents' intentions when they evaluate
helping actions. The current study investigated whether infants also consider agents' …

We examined whether 21-month-old infants could distinguish between two broad types of
social power: respect-based power exerted by a leader (who might be an authority figure …

Cooperation is widespread in nature, occurring in every taxa on Earth. Nevertheless, the
contexts in which cooperation occurs—and the forms it takes—vary widely. In this Review …