|Alma mater||Columbia University|
|Institutions||University of Rome|
Scuola Normale Superiore di Pisa
|Doctoral advisor||Lipman Bers|
He earned a Ph.D. at Columbia University in New York in 1973. He was a visiting scholar at the Institute for Advanced Study from 1993-94. He is now a Mathematics Professor at Sapienza University of Rome. In 2012 he became a fellow of the American Mathematical Society.
- Institute for Advanced Study: A Community of Scholars Archived 2013-01-06 at the Wayback Machine
- List of Fellows of the American Mathematical Society, retrieved 2012-11-03.