David PennaGEORGE W. SHEPHERD, JR., is director of the Center on Rights Development and professor of International and African Studies at the University of Denver Graduate School of International Studies. He has edited or co-edited numerous books, including ffective Sanctions on South Africa, Emerging Human Rights, and The Trampled Grass (Greenwood Press, 1991, 1990, and 1987, respectively). DAVID PENNA is director of publications at the Center on Rights Development and adjunct professor of Political Science at the University of Denver Graduate School of International Studies. He has contributed articles to Global Justice, African Rights Monitor, and Africa Today. Read More Read Less