Giovanni Mangone
Giovanni Mangone (born towards the end of 15th century, died 25 June 1543) was an Italian artist active almost exclusively in Rome during the Renaissance. Mangone's skills were manifold: he worked as sculptor, architect, stonecutter and building estimator. Moreover, he was a keen antiquarian and among the founders of the Academy dei Virtuosi al Pantheon. As military engineer, he was renowned among his contemporaries.