(Photo: Rafael Salvador) On September 19th, the Theatro Municipal de São Paulo brought to the stage its first production of “Porgy and Bess,” an opera by George Gershwin (1898-1937), with a libretto by Edwin DuBose Heyward (1885-1940) and Ira Gershwin (1896-1983), based on the novel turned into a play “Porgy,” by DuBose Heyward. The theater assembled not only a cast {…}