Sebastiano Maffettone is full professor of Political Philosophy at the Luiss Guido Carli University of Rome. He is the editor of works by Dworkin and Rawls, and of the review Filosofia e questioni pubbliche. His most recent publications include: Global Justice (with P. Fassino and A. Sen, Milan 2006) and The Thinkability of the World (Milan 2006). With Laterza he published The Foundations of Liberalism (with R. Dworkin, 2008) and The Idea of Justice from Plato to Rawls (editor, with S. Veca, 2008).

Salvatore Veca (b. Rome 1943) teaches Philosophy at the University Institute of Higher Studies of Pavia. His latest publications include The Idea of Incompleteness. Four lessons (Milan 2011), The Philosophical Imagination and Other Essays (Milan 2012) and On Secularity (Bologna 2013). With Laterza he published, The Last-But-One Word and Other Enigmas (2001), Political Philosophy (revised edition, 2010) and The Idea of Justice from Plato to Rawls (with S. Maffettone, 2012).