PAUL WETHERLY is Reader in Politics at Leeds Metropolitan University, UK. He is the editor of Marx's Theory of History: The Contemporary Debate (1992) and author of Marxism and the State: An Analytical Approach (2005). He was guest editor (with Alan Carling) of a special issue of Science & Society on Rethinking Marx and History (April, 2006). Paul has published several articles on aspects of Marxism and state theory. CLYDE W. BARROW is Chair of the Department of Policy Studies and Director of the Center for Policy Analysis at the University of Massachusetts - Dartmo