Richard Buchanan is Professor of Design, Management and Information Systems at the Weatherhead School of Management, Case Western Reserve University. He is editor of Discovering Design, The Idea of Design, and Pluralism in Theory and Practice. Dennis Doordan is Professor of Architectural and Design History at Notre Dame University. He is author of Twentieth Century Architecture and editor of Design History: An Anthology. Victor Margolin is Professor Emeritus of Design History at the University of Illinois, Chicago. His books include Design Discourse, Discovering Design, The Idea of Design, The Struggle for Utopia, and The Politics of the Artificial.