1. Center for Organizational and Personnel Psychology, Katholieke Universiteit Leuven, Tiensestraat 102, 3000 Leuven, Belgium, (E-mail: art.dewulf@psy.kuleuven.ac.be, marc.craps@psy.kuleuven.ac.be, rene.bouwen@psy.kuleuven.ac.be, tharsi.taillieu@psy.kuleuven.ac.be)
2. Institute of Environmental Systems Research, University of Osnabrück, Albrechtstrasse 28, Osnabrück, Germany, (E-mail: pahl@usf.uni-osnabrueck.de)