About the Authors

Carlo Dal Maso

Affiliation IMT, Institute for Advanced Studies, Lucca, Italy

Gabriele Pompa

Affiliation IMT, Institute for Advanced Studies, Lucca, Italy

Michelangelo Puliga

Affiliations IMT, Institute for Advanced Studies, Lucca, Italy, Linkalab, Complex Systems Computational Laboratory, Cagliari, Italy

Gianni Riotta

Affiliations IMT, Institute for Advanced Studies, Lucca, Italy, Department of French and Italian, Pirelli Chair, Princeton Univerity, Princeton, New Jersey, United States of America

Alessandro Chessa

alessandro.chessa@imtlucca.it

Affiliations IMT, Institute for Advanced Studies, Lucca, Italy, Linkalab, Complex Systems Computational Laboratory, Cagliari, Italy

Competing Interests

The authors have the following interests: Michelangelo Puliga and Alessandro Chessa are employed by Linkalab. There are no patents, products in development or marketed products to declare. This does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: CDM GP MP AC. Performed the experiments: CDM GP MP. Analyzed the data: CDM GP MP GR AC. Contributed reagents/materials/analysis tools: CDM GP MP AC. Wrote the paper: CDM GP MP GR AC.