Paul W. Posner, associate professor of political science at Clark University, is the author of State, Market, and Democracy in Chile: The Constraint of Popular Participation. Viviana Patroni, associate professor in the Department of Social Science at York University, is coeditor of Community Rights and Corporate Responsibility: Canadian Mining and Oil Companies in Latin America. Jean François Mayer, associate professor of political science at Concordia University, is coauthor of Understanding Human Rights: Origins, Currents, and Critiques.