A veritable folk hero in Latin America and Mexico's most important artist--along with his wife, painter Frida Kahlo--Diego Rivera (1886-1957) led a passionate life devoted to art and communism. After spending the 1910s in Europe, where he surrounded himself with other artists and embraced the Cubist movement, he returned to Mexico and began to paint the large-scale murals for which he is most famous. In his murals, he addressed social and political...