1. Max Planck Institute for Evolutionary Anthropology; Deutscher Platz 6; 04103; Leipzig; Germany
2. Max Planck Institute of Ornithology; Vogelwarte Radolfzell; Schlossallee 2; 78315; Radolfzell; Germany
3. Department of Geography; University of New Mexico; Albuquerque; NM; 87131; USA
4. WWF Central Africa Regional Programme Office; Panda House; Rue de la Citronelle; BAT Compound 6776 Batsos; Yaoundé; Cameroon
5. Département Ressources Vivantes; IRD; 911 Avenue Agropolis; BP 64501; 34394; Montpellier Cedex; France
6. Conservation International; Monrovia; Liberia
7. Zoological Society of Milwaukee; 10005 W. Bluemound Rd.; Milwaukee; WI; 53226; USA
8. West African Primate Conservation Action; PO Box GP 1319; Accra; Ghana
9. AGRECO; Rome; Italy
10. Behavioural Biology Unit; University of Liège; Quai Van Beneden 22; 4020; Liège; Belgium
11. Tshuapa-Lomami-Lualaba (TL2) Project; Lukuru Wildlife Research Foundation; 1235 Poids Lourds; Kinshasa; Democratic Republic of Congo
12. WWF Germany; Reinhardtstraße 14; 10117; Berlin; Germany
13. WWF Central Africa Regional Programme Office (CARPO); Libreville; Gabon
14. Zoological Society of London; Regent's Park; London; NW1 4RY; UK
15. Institut de Recherche en Ecologie Tropicale; Makokou; Gabon
16. Royal Society for the Protection of Birds; The Lodge; Sandy; Bedfordshire; SG19 2DL; UK
17. Anthropology Centre for Conservation, Environment & Development; Oxford Brookes University; Oxford; UK
18. Research Institute of EcoScience; Ewha Womans University; Science Building B 365; 11-1 Daehyun-Dong; Seodaemun-Gu; Seoul; 120-750; Korea
19. San Diego Zoo Global Institute for Conservation Research; 15600 San Pasqual Valley Road; Escondido; CA; 92027; USA
20. Global Conservation Program; Wildlife Conservation Society; 2300 Southern Boulevard; Bronx; NY; 10460; USA
21. Wild Chimpanzee Foundation; Deutscher Platz 6; 04103; Leipzig; Germany
22. Laboratory of Tropical and Subtropical Forestry; Unit of Forest and Nature Management; Gembloux Agro-Bio Tech; Université de Liège; 2 Passage des Déportés; 5030; Gembloux; Belgium
23. Office Ivoirien des Parcs et Réserves; 06 BP 426; Abidjan; 06; Côte d'Ivoire
24. Forests and Livelihoods Programme; Center for International Forestry Research (CIFOR); PO Box 0113; Bogor; 16000; Indonesia
25. Division of Biological Anthropology; University of Cambridge; Cambridge; UK
26. School of Natural Sciences; University of Stirling; Stirling; FK9 4LA; UK