John L. Locke is a professor in the Department of Human Communication Sciences at the University of Sheffield and Seniod and Senior Research Fellow in the Faculty of Social and Political Science at the University of Cambridge. His most recent book is The De-Voicing of Society: Why We Don't Talk to Each Other Anymore (Simon and Schuster). Address: Department of Human Communication Sciences, 18 Claremont Crescent, University of Sheffield, Sheffield S10 2TA, England. Internet: J.L.Locke@Sheffield.ac.uk.