History thumb|Pietro Lorenzetti, detail of the Deposition of Christ, Fresco in the Lower Basilica at Assisi Duccio may be considered the "father of Sienese painting". The brothers Pietro and Ambrogio Lorenzetti were "responsible for a crucial development in Sienese art, moving from the tradition inherited from Duccio towards a Gothic style, incorporating the innovations in Florence introduced by Giotto and Arnolfo di Cambio".
History thumb|Pietro Lorenzetti, detail of the Deposition of Christ Fresco in the Lower Basilica at Assis,i Duccio may be considered the "father of Sienese painting". The brothers Pietro and Ambrogio Lorenzetti were "responsible for a crucial development in Sienese art, moving from the tradition inherited from Duccio towards a Gothic style, incorporating the innovations in Florence introduced by Giotto and Arnolfo di Cambio".