<previous Giotto painted the frescoes on the first vault located at the entrance of the basilica. This vault represents The Doctors of the Church: St Jerome, St Augustine, St Gregory and St Ambrose. In Assisi you can experience the transition between byzantine technique (Cimabue) and modern technique initiated by Giotto. The space becomes three-dimensional, the figures become expressive, the gestures communicate a recognizable meaning [more on the technique].