A hallmark of human societies is the scale at which we cooperate with many others, even
when they are not closely genetically related to us. One proposed mechanism that helps …

Indirect reciprocity is a foundational mechanism of human cooperation. Existing models of
indirect reciprocity fail to robustly support social cooperation: Image-scoring models fail to …

Friendship is a recurring feature of human sociality. Extant evidence has highlighted several
axes upon which the formation and maintenance of friendships rest, and has emphasised …

How do people perceive the moral character of victims? We find, across a range of
transgressions, that people frequently see victims of wrongdoing as more moral than …

From rising disparities in income to limited socio-political representation for minority groups,
inequality is a topic of perennial interest for contemporary society. Research in the …