 He is profiled in Vasari's "Le Vite delle più eccellenti pittori, scultori, ed architettori" (or, in English, "Lives of the Most Excellent Painters, Sculptors, and Architects").According to Vasari, as a young sculptor Lorenzetto completed the tomb of Cardinal Niccolò Forteguerri, begun by Andrea Verrocchio in 1477, in San Jacopo at Pistoia.Then in Rome, he made "many works" of which, according to Vasari, "there is no need to make any further record."