1. RSPB Centre for Conservation Science Royal Society for the Protection of Birds, The David Attenborough Building Cambridge UK
2. BirdLife International The David Attenborough Building Cambridge UK
3. ZSL Institute of Zoology, Regent's Park London UK
4. Centre for Biodiversity and Environmental Research, Department of Genetics, Evolution and Environment University College London London UK
5. Department of Zoology University of Cambridge Cambridge UK
6. U.S. Geological Survey, Washington Cooperative Fish and Wildlife Research Unit, School of Environmental and Forest Sciences & School of Aquatic and Fishery Sciences University of Washington Seattle WA USA
7. Bird Group, Department of Life Sciences The Natural History Museum Tring Hertfordshire UK
8. FitzPatrick Institute of African Ornithology University of Cape Town Rondebosch South Africa
9. World Land Trust Halesworth UK