He graduated in Sociology in University of Buenos Aires, and went into exile during the last illegal military government (1976–1983) because of threats received. He moved into Mexico, where he founded the Controversia journal.[2]
After the return of democracy (1983), he became one of the most respected Argentine scholars and had a direct influence on politics as an advisor to Unión Cívica Radical president Raúl Alfonsín and member of the advising team dubbed Grupo Esmeralda.[2]