This dissertation sheds new light on the old question of whether outside threat induces ingroup cohesion. In three independent but interrelated empirical chapters, I explore the link between threat, conflict and cooperation from a temporal, macro-, and micro-level perspective.The first chapter l...
The report outlines the results of the Data Challenge on Integration of Migrants in Cities (D4I). D4I is an initiative launched at the end of 2017 by JRC to disseminate to external researchers a data set showing the concentration of migrants in EU cities at high spatial resolution. This data set...
The report describes various types of networks in Afghanistan and the significance of these networks for individuals and families be it during displacement, or for reintegration after return from abroad or after internal displacement within the country. More than six million Afghans have returne...
This dissertation investigates the National Socialist mobilization of ethnic German ('Donauschwaben') children and youth in two multi-ethnic, post-Habsburg borderland territories: the Western Banat and the Batschka. Weaving together archival materials, the contemporary press, and original oral h...
The supportive environments which sustain armed groups are arguably an understudied aspect of political violence; it is widely acknowledged that all armed groups necessitate a degree of popular support if they are to be successful but the relationship between armed movements and their supporters...