*a,b Petra H. Wirtz, Ph.D., a Livia Thomas, M.S., c Gregor Domes, Ph.D., d Frank J. Penedo, Ph.D., b Ulrike Ehlert, Ph.D. & e Fridtjof W. Nussbeck, Ph.D. a Biological and Health Psychology, University of Bern, Switzerland b Department of Clinical Psychology and Psychotherapy, University of Zurich, Switzerland c Department of Psychology, University of Freiburg, Germany d Department of Psychology...