We investigate how the selection process of a leader affects team performance with respect to social learning. We use a lab experiment in which an incentivized guessing task is repeated in a star network with the leader at the center. Leader selection is either based on competence, on...

This paper investigates opinion dynamics and social in uence in directed communication networks. We study the theoretical properties of a boundedly rational model of opinion formation in which individuals aggregate the information they receive from their neighbors by using weights that are a...

How can minority cultures resist assimilation into a global monolith in an increasingly "small world"? Paradoxically, Axel rod found that local convergence can actually preserve global diversity if cultural influence is combined with homophily, the principle that "likes attract." However,...