For which reason must we obey authority or we should refuse obedience, this is a universal concern which arises in different periods of time, religions and cultures. This collective work analyses this and other issues, focusing on the medieval period and in the Greek Byzantine, Christian Latin, Jewish and Islamic traditions.

This study gives an overview of the man and his books, paying special attention to the heraldry, the calendars, and the marginalia in three appendices.

Explores the manifold manifestations of pleasure in medieval culture and the various rationales to its appearance and use.