लेखक: Sven Reinecke

Prof. Dr. Torsten Tomczak is Director of the Institute for Customer Insight at the University of St. Gallen (ICI-HSG) and Professor of Marketing at the University of St. Gallen.Prof. Dr. Sven Reinecke is Director of the Institute of Marketing at the University of St. Gallen (If M-HSG).Prof. Dr. Alfred Kuss is Professor (em.) at the Marketing Department of Freie Universität Berlin.