We examine the combined effects of popularity and feelings of being important to reaching a goal by testing how people react to situations in which their own behavior is pivotal or not, as well as the popularity of the action. We conduct a laboratory experiment to cleanly fix beliefs about the...

This paper studies the dynamic effect of observability on prosocial behavior. We hypothesize a twofold positive effect. First, people should act more prosocially when being observed. Second, this increased level of prosociality should motivate an ongoing elevated altruistic attitude, in...

In standard economic theory human beings are portrayed as selfish money-maximizing actors. This book investigates the conditions under which people deviate from this prediction and when they are prepared to contribute to the common good in a more altruistic fashion. Based on field experiments...

Prosocial behavior is crucial for tackling global challenges such as climate change, poverty, and conflict, yet people often prioritize personal benefits over the common good. A classic philosophical proposition is that prosocial behavior benefits from psychological wisdom — a concept...