1. Sustainable Land Use in Developing Countries (SusLAND), Leibniz Centre for Agricultural Landscape Research (ZALF), Müncheberg, Germany
2. Researcher – WorldFish Cambodia CGIAR Centre, Phnom Penh, Cambodia
3. Comunidad de Estudios JAINA, Tarija, Bolivia
4. Department of Agricultural Economics, Faculty of Life Sciences Thaer-Institute, Humboldt-Universität Zu Berlin, Berlin, Germany