He is the co-founder and former Director of the LUISS School of Government[1][2] He is also recurrent professor of Comparative Politics at the Institute of Governmental Studies at the University of California at Berkeley.
Starting his university studies in 1969, he took the four years degree in Sociology in 1973, graduating with laude with a dissertation on the role of the state in Italian post-second world war economic miracle.
In the beginning of the 1980s, thanks to a NATO Fellowship and an Italian CNR Scholarship, he researched for three years at the University of California at Riverside and Berkeley.
Since the beginning of the 1990s he has taught periodically at the University of California at Berkeley, Department of Political Science and Institute of Governmental Studies.
According to a review in 2010:[6] In books and articles over the last decade, Italian political scientist Sergio Fabbrini has been scrambling to understand [the] recent ebb and flow in transatlantic relations.
a member of the executive board of the IPSA (International Political Science Association), Research Committee on "European Unification".