Full professor in Public Law at the Department of Political Science at the LUISS Guido Carli University of Rome. In the same institution he is Director of the Master Program in Parliament and Public Policies, Director of the LUISS Summer School in Parliamentary democracy in Europe and Deputy Director of the Centre for parliamentary studies.

Director of EUPADRA.


He served for 8 years as Parliamentary Counsellor at the Italian Chamber of Deputies, where he worked as Member of Staff of the Budget Committee, Research Department for Constitutional Affairs and Head of Staff of the Agriculture Committee.

He was Research Assistant to Judge Marta Cartabia at the Italian Constitutional Court, Member of the Drafting Committee of the governmental advisory Commission for Constitutional Reform (Department for Constitutional Reform – Italian Prime Minister’s Office), Member of Simplification Unit–Italian Prime Minister’s Office, Consultant to the Chairman of the Parliamentary Standing Committee on European Union Policies at the Italian Senate.

He held visiting positions at several universities and academic institutions, such as: University of Sheffield (UK); IALS-Institute of Advanced Legal Studies at the University of London (UK); Centre for European Studies at the Australian National University, Canberra (Australia); Institut d’Etudes Européennes, ULB-Universitè Libre de Bruxelles (Belgium), George Washington University Law School – Washington D.C. (USA).


Currently he teaches Public Law and Parliamentary Law at LUISS University of Rome (both in Italian and in English).


He is author of more than 150 publications in constitutional law, parliamentary practice and legal drafting, including a handbook on the Italian Parliament (Corso di diritto parlamentare, II ed., Il mulino, 2013, with Luigi Gianniti) and a monograph on Law and Regulation (Dalla legge al regolamento, Il mulino, 2003) and edited books on  Interparliamentary Cooperation in the European ‘Composite’ Constitution (Hart Publishing, forthcoming, 2016, with Cristina Fasone), on Comparative Law in Legislative Drafting. The Increasing Importance of Dialogue amongst Parliaments (Eleven International Publishing, 2014, with Lucia Scaffardi) and on Democracy and Subsidiarity in the EU (il mulino, 2013, with Marta Cartabia and Andrea Simoncini).

Commitment in EUPADRA

Within EUPADRA he leads the LUISS module, where he also teaches, together with Giovanni Rizzoni, a course on “The Europeanization of National Parliaments and the Euro-national parliamentary system” (link syllabus).

He is available to supervise EUPADRA thesis on: parliamentary procedure, role of national parliaments in the EU, sources of law.