About the Authors

Lorenzo Piccoli

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Validation, Writing – original draft, Writing – review & editing

lorenzo.piccoli@eui.eu

Affiliations Robert Schuman Centre at the European University Institute, Florence, Italy, University of Neuchatel, Neuchatel, Switzerland

Jelena Dzankic

Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Validation, Writing – original draft, Writing – review & editing

Affiliation Robert Schuman Centre at the European University Institute, Florence, Italy

Didier Ruedin

Roles Data curation, Formal analysis, Software, Writing – review & editing

Affiliations University of Neuchatel, Neuchatel, Switzerland, University of the Witwatersrand, Johannesburg, South Africa

Competing Interests

The authors have declared that no competing interests exist.