About the editors-- Wolfgang Stroebe has published widely on the topics of attitudes, psychology and economics, group processes, intergoup relations and bereavement. He has been President of the European Association of Experimental Social Psychology and is currently Professor of Psychology at the Universitat Tubingen and editor of Psychologische Rundschau. Miles Hewstone has published widely on the topics of attribution theory and intergroup relations. He was awarded the British Psychological Society's Spearman Medal in 1987 and was a Fellow at the Center for Advanced Study in the Behavioral Sciences, Stanford, California. He is Professor of Social Psychology at the University of Bristol.