The question whether ethnic diversity is associated with declining social cohesion has produced much controversy. We maintain that more attention must be paid to cognitive mechanisms to move the debate ahead. Using survey data from 938 localities in Germany, France, and the Netherlands, we...

In this article we develop and test an encompassing theoretical framework for explaining the geographical and temporal spread of extreme right violence. This framework combines structural factors related to ethnic competition, social disintegration, and political opportunity structures, which...