Indirect reciprocity (IR) is a key mechanism to understand cooperation among unrelated
individuals. It involves reputations and complex information processing, arising from social …

When one individual helps another, it benefits the recipient and may also gain a reputation
for being cooperative. This may induce others to favour the helper in subsequent …

Indirect reciprocity is a mechanism for the evolution of cooperation based on social norms.
This mechanism requires that individuals in a population observe and judge each other's …

Background Indirect reciprocity is a mechanism for cooperation in social dilemma situations.
In indirect reciprocity, an individual is motivated to help another to acquire a good reputation …

Humans are capable of solving cooperation problems following social norms. Social norms
dictate appropriate behaviour and judgement on others in response to their previous actions …

Humans care about having a positive reputation, which may prompt them to help in
scenarios where the return benefits are not obvious. Various game-theoretical models …

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 …

How natural selection can promote cooperative or altruistic behavior is a fundamental
question in biological and social sciences. One of the persuasive mechanisms is" indirect …

Indirect reciprocity is a mechanism for the evolution of cooperation that is relevant for
prosocial behavior among humans. Indirect reciprocity means that my behavior towards you …

Cooperation has been recognized as an evolutionary puzzle since Darwin, and remains
identified as one of the biggest challenges of the XXIst century. Indirect Reciprocity (IR), a …