The well-intentioned protagonists of Brief Encounters with Che Guevara are caught -- to both disastrous and hilarious effect -- in the maelstrom of political and social upheaval surrounding them. In "Near-Extinct Birds of the Central Cordillera," an ornithologist being held hostage in the Colombian rain forest finds that he respects his captors for their commitment to a cause, until he realizes that the Revolution looks a lot like big business. In...