The Master of the Umbrian Threshold: Matteo di Ser Cambio In the golden twilight of the Middle Ages, as the rigid structures of the Byzantine tradition began to soften under the burgeoning light of the Renaissance, there emerged a figure of profound architectural and decorative significance in the heart of Italy. Matteo di Ser Cambio, an artist whose name echoes through the halls of Perugia and Florence, served as a vital bridge between the medieval past and the humanist future. Born around 1351 in the storied city of Perugia, Matteo was more than a mere painter; he was a master of the thres…