1. Department of Psychology, School of Philosophy, Psychology and Language Sciences; The University of Edinburgh, Department of Psychology; Edinburgh UK
2. Scottish Primate Research Group; Edinburgh UK
3. Jeanne Marchig International Centre for Animal Welfare Education, Royal (Dick) School of Veterinary Studies; The University of Edinburgh, Easter Bush Veterinary Centre; Roslin UK
4. Oregon National Primate Research Center; Beaverton Oregon
5. California National Primate Research Center, Department of Psychology; One Shields Avenue, University of California; Davis California
6. The Roslin Institute and The Royal (Dick) School of Veterinary Studies; University of Edinburgh; Roslin UK
7. Department of Psychiatry; University of Edinburgh, Royal Edinburgh Hospital; Edinburgh UK
8. School of Agriculture, Food & Rural Development; Agriculture Building, Newcastle University; Newcastle upon Tyne UK
9. Faculty of Education, Humanities and Health Science; Eastern Institute of Technology; Hawke's Bay New Zealand