More than 500 years after the so-called discovery of America, Europeans and Americans continue to reflect on its true significance. Felipe Fernández-Armesto is one of the most brilliant British historians working today and author of works such as Civilizations and 1492: The Year the World Began; and Juan Esteban Constaín, who teaches International Relations at Rosario University, is author of a number of books including the historical novel El naufragio del Imperio and Calcio.