Party affiliation: Italian Communist Party
Secretary, Communist Youth Movement, Modena, 1966. National Secretary, Communist Youth Movement, 1972-1975. Member of Central Committee of Italian Communist Party, 1975-1989.
Federal Secretary, Italian Communist Party, Bologna, 1976-1983. City councilor, Bologna, 1980-1989. Mayor of Bologna, 1983-1989.
Member of National Praesidium of Italian municipalities, 1985-1989. Member of Praesidium of International Federation *des villes Jeumelless'. Member of the European Parliament, since 1989.