Marco Cremaschi. Full professor of Urban Planning and Design at the Urban School, SciencesPo, Paris, and a fellow of the Institut Convergence Migration, Paris. His research insists on a comparative approach to large urban projects in cities, with special focus on Rome, Buenos Aires and Kolkata, and to the reception of refugees in European metropolitan areas.Terri Mannarini. Full Professor of Social Psychology at the University of Salento, Lecce, Italy, and editor-in-chief of the international journal Community Psychology in Global Perspective. Her research interests cover political, social, and community psychology, and focus specifically on community participation and development processes, collective action, acculturation processes, and gender issues. Sergio Salvatore. Professor of Dynamic Psychology at the Department of Dynamic and Clinical Psychology, and Health Studies, La Sapienza University of Rome. His scientific interests regard the psychodynamic and semiotic theorization of psychological and social phenomena and the methodology of analysis of sociocultural and mental processes as field dynamics. He also takes an interest in the theory and the analysis of psychological intervention in socio-political, community, scholastic, organizational as well as clinical fields. On these issues he has designed and managed various scientific projects and published about 300 works among volumes, chapters, and articles.Carlotta Fioretti. Researcher at the Territorial Development Unit of the Joint Research Centre (JRC) of the European Commission in Seville, Spain. She holds a PhD in urban and territorial policies obtained at University of Roma Tre, where she worked as post-doctoral researcher and adjunct professor. Her research interests concern urban regeneration, the inclusion of international migrants in urban areas, strategic urban development and the EU cohesion policy.