• Alessio Fiscella, University of Campinas (UNICAMP), Brazil
• Andrea Cianchi, University of Florence, Italy
• Ariel Salort, Universidad CEU San Pablo, Spain
• Boumediene Abdellaoui, University of Tlemcen, Algeria
• José Carmona Tapia, University of Almería, Spain
• Youssef El Hadfi, Sultan Moulay Slimane University, Morocco
• Elhoussine Azroul, Sidi Mohamed Ben Abdellah University, Fez, Morocco
• Filomena De Filippis, University of Salzburg, Austria
• Hatem Hajlaoui, University of Kairouan, Tunisia
• Hichem Chtioui, University of Sfax, Tunisia
• Iwona Chlebicka, University of Warsaw, Poland
• Jean Vélin, Université des Antilles, France
• Michael Winkler, Paderborn University, Germany
• Mohsen Miraoui, University of Kairouan, Tunisia
• Olivier Goubet, University of Lille, France
• Patrizia Pucci, University of Perugia, Italy