From 1999 to 2014 I have been full professor of comparative public law at Bocconi University in Milan.

From 2015 to 2020 I have been full professor of Constitutional law at the same Univesity, where I am presently Senior professor of Constitutional law. Since 2014 I am vice-president of the International Academy of Comparative Law.

I am the Director of the reviews “Diritto Pubblico Comparato ed Europeo” (Public and European Comparative Law) and “Dpce online”.

I have written and edited several volumes and about 350 articles, concerning public law, constitutional law, comparative law, environmental and urban law.