sentences:  In 1612 he moved to Rome, where with deft diplomacy he moved among influential and cultivated patrons.After taking up a position as secretary in Cardinal Barberini's household in 1623, Cassiano soon became a prominent figure in Rome's intellectual life; both he and the Cardinal were members of the Accademia dei Lincei, the scientific society founded by principe Federico Cesi.Cassiano was soon joined in Rome by his younger brother Carlo Antonio (1606–1689), who shared his artistic and scientific interests and played a significant role in augmenting the collection that Cassiano commenced about 1615 and came to call his "Museo Cartaceo" ("Paper Museum").