1. Department of Geography, University of Cambridge, Downing Place, Cambridge, United Kingdom
2. Department of Geosciences, University of Fribourg, Fribourg, Switzerland
3. Department of Food and Resource Economics, Faculty of Science, University of Copenhagen, Copenhagen, Denmark
4. Wildlife Conservation Research Unit, Department of Zoology, University of Oxford, Oxford, United Kingdom
5. South Rift Association of Land Owners, Nairobi, Kenya