1. Department of Earth and Environmental Sciences, Division of Geography and Tourism, Katholieke Universiteit Leuven, Leuven, Belgium
2. Department of Sociology and Anthropology, Université de Mons, Mons, Belgium; Department of Conflict and Development Studies, Ghent University, Ghent, Belgium
3. Centre d’études du développement, Université Catholique de Louvain, Louvain-la-Neuve, Belgium