Ed Diener, Alumni Professor of Psychology at the University of Illinois, Champaign-Urbana, is past president of the International Society of Quality of Life Studies and of the Society of Personality and Social Psychology. He is editor of the Journal of Happiness Studies. Eunkook M. Suh is Assistant Professor of Psychology and Social Behavior at the University of California, Irvine.
Much more research remains to be done... before we can be confident that [subjective well-being] gives us a cross culturally valid means for judging the success of a society. That this volume marks an important step toward that goal is, however, beyond doubt. - Neil Levy, Metapsychology