Gerasim Iv. Petrinski is a PhD student of Byzantine Literature and Culture (Department of Classical Studies at Sofia University “St. Kliment Ohridski”, dissertation title: “The Image of the Demon in Byzantine Hagiology (8th-11th centuries)”, forthcoming graduation in March 2012) and a MA student of Byzantine History (Department of History and Archaeology at the National and Kapodistrian University of Athens, forthcoming graduation in June 2012). He is bachelor in Classical Studies in Sofia University (2006), bachelor in History and Archaeology in Athens University (2010), and master in Ancient Culture and Literature in Sofia University (2008). He is interested in Early and Middle Byzantine culture and literature.