Born 1940; Professor of European Union Law at La Sapienza University, Rome; Professor at the Istituto Universitario Orientale, Naples (1969-79), Federico II University, Naples (1979-92), the University of Catania (1969-77) and the University of Mogadishu (1967-72); member of the Bar at the Italian Court of Cassation; Legal Adviser to the Permanent Representation of the Italian Republic to the European Communities (1984-92); member of the Italian delegation at the negotiations for the accession of the Kingdom of Spain and the Portuguese Republic to the European Communities, for the Single European Act and for the Treaty on European Union; author of numerous publications, including commentaries on the European Treaties and collections of European Union legal texts; Founder and Director since 1996 of the journal Il Diritto dell'Unione Europea; member of the managing or editorial board of a number of legal journals; rapporteur at numerous international congresses; conferences and courses at various international institutions, including The Hague Academy of International Law (1987); member of the independent group of experts appointed to examine the finances of the Commission of the European Communities (1999); Advocate General at the Court of Justice from 7 October 2000 to 3 May 2006; Judge at the Court of Justice from 4 May 2006 to 8 October 2018; Vice-President of the Court of Justice of the European Union from 8 October 2015 to 8 October 2018.