The benefits of being seen to help others: indirect reciprocity and reputation-based partner choice
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 …
for being cooperative. This may induce others to favour the helper in subsequent …
Reward, punishment, and prosocial behavior: Recent developments and implications
Reward and punishment change the payoff structures of social interactions and therefore
can potentially play a role in promoting prosocial behavior. Yet, there are boundary …
can potentially play a role in promoting prosocial behavior. Yet, there are boundary …
Computational evolution of social norms in well-mixed and group-structured populations
Models of indirect reciprocity study how social norms promote cooperation. In these models,
cooperative individuals build up a positive reputation, which in turn helps them in their future …
cooperative individuals build up a positive reputation, which in turn helps them in their future …
Four puzzles of reputation-based cooperation: Content, process, honesty, and structure
Research in various disciplines has highlighted that humans are uniquely able to solve the
problem of cooperation through the informal mechanisms of reputation and gossip …
problem of cooperation through the informal mechanisms of reputation and gossip …
Clarifying social norms which have robustness against reputation costs and defector invasion in indirect reciprocity
The evolution of cooperation through indirect reciprocity is a pivotal mechanism for
sustaining large-scale societies. Because third parties return cooperative behaviour in …
sustaining large-scale societies. Because third parties return cooperative behaviour in …
Behavioural strategies in simultaneous and alternating prisoner's dilemma games with/without voluntary participation
H Yamamoto, A Goto - Scientific Reports, 2024 - nature.com
Abstract The Prisoner's Dilemma is one of the most classic formats for exploring the principle
of direct reciprocity. Although numerous theoretical and experimental studies have been …
of direct reciprocity. Although numerous theoretical and experimental studies have been …
Local reputation, local selection, and the leading eight norms
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 …
dictate appropriate behaviour and judgement on others in response to their previous actions …
Emotion expressions shape human social norms and reputations
The emergence of pro-social behaviors remains a key open challenge across disciplines. In
this context, there is growing evidence that expressing emotions may foster human …
this context, there is growing evidence that expressing emotions may foster human …
Exploring condition in which people accept AI over human judgements on justified defection
H Yamamoto, T Suzuki - Scientific Reports, 2025 - nature.com
As artificial intelligence (AI) technology is introduced into different areas of society,
understanding people's willingness to accept AI decisions emerges as a critical scientific …
understanding people's willingness to accept AI decisions emerges as a critical scientific …
Individuals reciprocate negative actions revealing negative upstream reciprocity
Indirect reciprocity is widely recognized as a mechanism for explaining cooperation and can
be divided into two sub-concepts: downstream and upstream reciprocity. Downstream …
be divided into two sub-concepts: downstream and upstream reciprocity. Downstream …