1. Department of Social Sciences, Northumbria University, Newcastle upon Tyne, UK
2. Department of Social Sciences, University of Warwick, Coventry, UK
3. Department of Social Sciences, Northumbria University & Warwick Medical School, University of Warwick, Landman Economics, Chelmsford, UK
4. Landman Economics & Department of Social Sciences, Northumbria University, Institut Jean Nicod, Ecole Normale Supérieure – PSL, CNRS, Paris, France
5. Centre for Behaviour and Evolution, Newcastle University, Newcastle upon Tyne, UK