About the Authors

Javier A. Caballero

Affiliations Dept of Psychology, University of Sheffield, Sheffield, UK, Faculty of Life Sciences, University of Manchester, Manchester, UK

Nathan F. Lepora

Affiliations Dept of Engineering Mathematics, University of Bristol, Bristol, UK, Bristol Robotics Laboratory, University of Bristol and University of the West of England, Bristol, UK

Kevin N. Gurney

k.gurney@shef.ac.uk

Affiliation Dept of Psychology, University of Sheffield, Sheffield, UK

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JC NL KG. Performed the experiments: JC KG. Analyzed the data: JC NL KG. Contributed reagents/materials/analysis tools: JC KG. Wrote the paper: JC NL KG.