Max Haller is Professor of Sociology at the University of Graz, Austria, and a member of the Austrian Academy of Science. He has been president of the Austrian Sociological Association and Vice-President of the European Sociological Association, and co-founded the International Social Survey Programme. He has published over 100 scientific articles and edited two dozen books; his most recent is European Integration as an Elite Process: The Failure of a Dream? (also published by Routledge). Roger Jowell is a Research Professor at City University London, and founding director of its Centre for Comparative Social Surveys. He is one of the founders of the International Social Survey Programme, and chaired it for the first six years. He is an elected member of the International Statistical Institute, an Academician of the UK's Academy of Social Sciences, and has been a vice-president of the UK's Royal Statistical Society. Tom W. Smith is an internationally recognized expert in survey research specializing in the study of social change and survey methodology. He is Director of the Center for the Study of Politics and Society at the National Opinion Research Center, University of Chicago. Since 1980 he has been co-principal investigator of the National Data Program for the Social Sciences and director of its General Social Survey (GSS). Co-founder and former Secretary General of the International Social Survey Program, he has won numerous awards and prizes for his work.