Recent decades have seen a rise in the use of physics methods to study different societal
phenomena. This development has been due to physicists venturing outside of their …

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 …

Evolutionary game theory is a truly interdisciplinary subject that goes well beyond the limits
of biology. Mathematical minds get hooked up in simple models for evolution and often …

Direct and indirect reciprocity are key mechanisms for the evolution of cooperation. Direct
reciprocity means that individuals use their own experience to decide whether to cooperate …

The decoy effect is a cognitive bias documented in behavioural economics by which the
presence of a third,(partly) inferior choice causes a significant shift in people's preference for …

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 …

Advances in the social sciences have emerged through a variety of research methods: field-
based research, laboratory and field experiments, and agent-based models. However …

Celebrated scientists Nicholas Christakis and James Fowler explain the amazing power of
social networks and our profound influence on one another's lives. Your colleague's …

Prevalence of cooperation within groups of selfish individuals is puzzling in that it contradicts
with the basic premise of natural selection. Favoring players with higher fitness, the latter is …

Human populations are both highly cooperative and highly organized. Human interactions
are not random but rather are structured in social networks. Importantly, ties in these …