"This book began in what seemed like a counterfactual intuition . . . that what had been happening in Nicaraguan poetry was essential to the victory of the Nicaraguan Revolution," write John Beverley and Marc Zimmerman. "In our own postmodern North American culture, we are long past thinking of literature as mattering much at all in the 'real' world, so how could this be?" This study sets out to answer that question by showing how literature has...