1. Great Apes Survival Partnership (GRASP); United Nations Environment Programme; P.O. Box 30552 Nairobi Kenya
2. Research Group Epidemiology of Highly Pathogenic Microorganisms; Robert Koch-Institute; Seestrasse 10 13353 Berlin Germany
3. Liverpool John Moore's University; 70 Mount Pleasant; Liverpool L3 5UA Merseyside UK.
4. Borneo Futures; Taman Kinanty, Lorong Angsa 12, House 61D 88300 Kota Kinabalu Sabah Malaysia.
5. North Carolina Zoo; 4401 Zoo Parkway Asheboro North Carolina USA.
6. Department of Biology; Drexel University; 3245 Chestnut Street Philadelphia PA 19104 USA.
7. Durrell Institute of Conservation and Ecology; School of Anthropology and Conservation; University of Kent; Canterbury CT2 7NR UK.