3 papers
physics.soc-ph2026
A model of local and global reciprocity
Mari Kawakatsu, Yohsuke Murase, Taylor A. Kessinger +1
We often decide how to treat friends based on observations of their past behavior, whereas actions toward strangers are typically guided by their public reputations. These two kind…
physics.soc-ph2024
Planned behavior, perceptual biases, and the dynamics of collective action
Alice C Schwarze, Mari Kawakatsu, Sarah Iams +2
Many classical models of collective behavior assume that emergent dynamics result from external and observable interactions among individuals. However, how collective dynamics in h…
physics.soc-ph2023
A mechanistic model of gossip, reputations, and cooperation
Mari Kawakatsu, Taylor A. Kessinger, Joshua B. Plotkin
Social reputations facilitate cooperation: those who help others gain a good reputation, making them more likely to receive help themselves. But when people hold private views of o…