IMPRESSION MANAGEMENT IN AN ASSESSMENT CENTER 1 PREPRINT VERSION Impression Management Behavior in Assessment Centers: Artificial Behavior or Much ado about Nothing? Ute-Christine Klehe Justus Liebig Universität Gießen Martin Kleinmann Universität Zürich Christiane Niess Universität Köln Jessica Grazi Universität Gießen Contact information: Ute-Christine Klehe, Work- and Organizational Psychology Justus-Liebig-University Giessen, Otto Behaghel Strasse 10F, 35394 Giessen, Germany Tel: +49 641-99 26 220 Email: Ute-Christine.Klehe@psychol.uni-giessen.de Note. The research reported in this article was supported by a grant from the Swiss National Science Foundation (Schweizerischer Nationalfonds, Grant 100014-124449).