About the Authors

Andrea Russo

Roles Conceptualization, Data curation, Formal analysis, Investigation, Resources

Andrea.russophd@gmail.com

Affiliations University of Pavia, Sociology Department, Pavia, Italy, University of Catania, Department of Physics, Catania, Italy

Alessandro Caliandro

Affiliation University of Milan, Department of Social and Political Sciences, Milan, Italy

Competing Interests

The authors have declared that no competing interests exist.