Bruno Bongiovanni teaches Contemporary History at the University of Turin. His publications include: Socialist Thought in the Nineteenth Century (Turin 1987); The Replicas of History (Turin 1989);The Fall of the Communist Regimes (Milan 1995); and, From Marx to the Catastrophes of Communism (Milan 2000).

Nicola Tranfaglia is Professor Emeritus at the University of Turin, where he taught European History and the History of Journalism. He writes for "La Stampa", "Unità" and "E Polis". His most recent works include: Fascism and Modernization in Europe (Turin 2001); How the Republic was Born, 1943-1947 (Milan 2004); Ministers and Journalists. The war and the Minculpop (Turin 2005); and The Regime's Press, 1932-1943 (Milan 2005).