Assistant Professor • Leiden University

Portfolio Category: International publications


Peer punishment can help groups to establish collectively beneficial public goods. However, when humans condition punishment on other factors than poor contribution, punishment can become ineffective and group cooperation deteriorates. Here we show that this happens in pluriform groups where members have different socio-demographic characteristics. In our public good provision experiment, participants were confronted with…
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Science Advances 2023

Humans work together in groups to tackle shared problems and contribute to local club goods that benefit other group members. Whereas benefits from club goods remain group bound, groups are often nested in overarching collectives that face shared problems like pandemics or climate change. Such challenges require individuals to cooperate across group boundaries, raising the…
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Two experiments were conducted to explore whether and why procedural fairness may promote cooperation. In both experiments, participants first took part in a task in which they were connected to an allocator who then either selected a fair or an unfair procedure for allocating outcomes between them. After this manipulation of procedural fairness, participants performed…
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