1. Staatsvolk and homogeneity : from Weimar to the Maastricht decision of the German Federal Constitutional Court and beyond / Holger P. Hestermeyer 2. Nationality as a human right / Serena Forlati 3. Statelessness in the context of state succession : an appraisal under international law / Francesco Costamagna 4. Nationality of individuals in public international law : a functional approach / Alice Sironi 5. Nationality and diplomatic protection : a reappraisal / Annemarieke Vermeer-Kunzli 6. Nationality and freedom of movement / Francesca De Vittor 7. Nationality and political rights / Delia Rudan 8. Nationality and social rights / Alessandra Annoni 9. Determining the nationality of companies in ICSID arbitration / Giulia D'Agnone 10. Nationality and regional integration : the case of the European Union / Pierluigi Simone 11. The evolving role of nationality in private international law / Pietro Franzina 12. Conclusion / Francesco Salerno.