Domènec Ruiz Devesa
President, Union of European Federalists. Former Member of the European Parliament and former Vice-Chair, Committee on Constitutional Affairs

Giampiero Bordino
Professor in Contemporary History and Political Analyst. President of the Einstein Center for International Studies.

Joseph Borrell
Former Spanish minister, former President of the European Parliament and former High Representative of the European Union for Foreign Affairs and Security Policy and Vicepresident of the European Commission

Alessandro Cavalli
Emeritus Professor of Sociology, University of Pavia.