1. The Ape Social Mind Lab Institut des Sciences Cognitives CNRS Bron France
2. Department of Human Behaviour Ecology and Culture Max Planck Institute for Evolutionary Anthropology Leipzig Germany
3. Taï Chimpanzee Project Centre Swiss des Recherches Scientifiques Abidjan Ivory Coast
4. Cognitive Ethology Laboratory German Primate Center Leibniz Institute for Primate Research Göttingen Germany
5. Department for Primate Cognition Georg‐August‐University Göttingen Germany
6. Leibniz Science Campus Primate Cognition Göttingen Germany