Dave Byrne is a senior lecturer in sociology at the University of Durham. His research Interests include complexity theory, social structure and de- industrialization, the quantitative analysis of social change and policy and urban studies. He is the author of a number of books and articles on these subjects.
Tim Rogers is a researcher at the University of Durham. His research interests include complexity theory, the sociology of science and technology and the history of sociological research. Copyright Sociological Research Online, 1996