About the Authors

Andrea Perna

perna@math.uu.se

Affiliations Complex Systems Institute of Paris Ile de France, Paris, France, Collective Behaviour Group, Matematiska Institutionen, Uppsala Universitet, Uppsala, Sweden, Centre de Recherches sur la Cognition Animale, UMR-CNRS 5169, Université Paul Sabatier, Toulouse, France, CNRS, Centre de Recherches sur la Cognition Animale, Toulouse, France, Ecole Polytechnique de l'Université de Nantes, Nantes, France

Boris Granovskiy

Affiliation Collective Behaviour Group, Matematiska Institutionen, Uppsala Universitet, Uppsala, Sweden

Simon Garnier

Affiliations Centre de Recherches sur la Cognition Animale, UMR-CNRS 5169, Université Paul Sabatier, Toulouse, France, CNRS, Centre de Recherches sur la Cognition Animale, Toulouse, France, Department of Ecology and Evolutionary Biology, Princeton University, Princeton, New Jersey, United States of America

Stamatios C. Nicolis

Affiliation Collective Behaviour Group, Matematiska Institutionen, Uppsala Universitet, Uppsala, Sweden

Marjorie Labédan

Affiliation Centre de Recherches sur la Cognition Animale, UMR-CNRS 5169, Université Paul Sabatier, Toulouse, France

Guy Theraulaz

Affiliations Centre de Recherches sur la Cognition Animale, UMR-CNRS 5169, Université Paul Sabatier, Toulouse, France, CNRS, Centre de Recherches sur la Cognition Animale, Toulouse, France

Vincent Fourcassié

Affiliations Centre de Recherches sur la Cognition Animale, UMR-CNRS 5169, Université Paul Sabatier, Toulouse, France, CNRS, Centre de Recherches sur la Cognition Animale, Toulouse, France

David J. T. Sumpter

Affiliation Collective Behaviour Group, Matematiska Institutionen, Uppsala Universitet, Uppsala, Sweden

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AP SG GT VF. Performed the experiments: AP SG ML. Analyzed the data: AP SCN DJTS. Contributed reagents/materials/analysis tools: BG SCN. Wrote the paper: AP DJTS.