Premise: Paolo Romano, also known as Paolo Tuccone and as Paolo di Mariano di Tuccio Taccone was an Italian early Renaissance sculptor and goldsmith. Giorgio Vasari in his "Lives of the Most Excellent Painters, Sculptors, and Architects" recounts that Paolo Romano was a modest man whose sculpture was far superior to that of his boastful contemporary Mino del Reame.
Hypothesis: Paolo Romano and Giorgio Vasari co-authored "Lives of the Most Excellent Painters, Sculptors, and Architects" .