in America's intellectuals and artists have long been known for their leftist, even Marxist, sympathies. Few today emulate the late Chilean poet Pablo Neruda, who remained loyal to Moscow even after the horrors of the Stalin era. But Colombia's Gabriel Garcia Mhrquez, Argentina's Julio Cortazar, and others have ritu- ally clenounced Washington's imperzalismo while singing the praises of Fidel Castro. Mexico's Octavio Paz is one of the ex- ceptions. The widely read poet-essayist and former diplomat...