REAL AND PERSONAL OBEDIENCE. Pluralism, Sovereignty and 'communis error' in the Great Western Schism (1378-1417)This is an academic study of the legal history of the great schism. It discusses the way in which jurists responded to the challenge of a church divided between three contenders for the papacy each with their respective communities of supporters or obediences. It considers such questions as how those rival contestants for the papacy and their respective obedience communities were to be recognised by the law, and how the different actions of the popes