A notary's son and younger brother of Masaccio, Giovanni di Ser Giovanni Guidi was once a mercenary soldier. In 1421 he was working in a International style painter's workshop in Florence and probably also collaborating closely with Masaccio's workshop. By his 1430 enrollment in the Guild of Saint Luke, he was called "Scheggia," meaning splinter, a Tuscan nickname given to individuals of slight st
