1995, 2000, 2016-2018 | | University of Pennsylvania, The Wharton School, Philadelphia, Pennsylvania, USA | | | Visiting Professor |
2013, 2016, 2018 | | Kobe University, Graduate School of Business, Kobe Japan | | | Visiting Professor |
2007-2012 | | International Commerce Review: ECR Journal, ECR Europe, Brussels, Belgium (Inaugural Issue 2001) | | | Co-Editor-in-Chief with Professor Daniel T. Jones (University of Cardiff & Lean Enterprise Academy) |
2004-2005 | | TIAS Business School in Tilburg, The Netherlands and Budapest, Hungary | | | Visiting Professor |
2004-2005 | | ZfU International Business School, Thalwil, Switzerland | | | Visiting Professor |
2004 | | Central European University, CEU Business School, Budapest, Hungary | | | Visiting Professor |
2004 | | University of Navarra, IESE Business School, Barcelona, Spain | | | Visiting Professor |
2004 | | University of St. Gallen, HSG, St. Gallen, Switzerland | | | Visiting Professor |
1999-2002 | | Leipzig School of Management (HHL), Leipzig, Germany | | | Visiting Professor |
1998-1999 | | Vienna University of Economics and Business, Vienna, Austria | | | Visiting Professor |
1997 | | INSEAD, Fontainebleau, France | | | Visting Professor |
Since 1996 | | INSEAD-WHU Industrial Excellence Award (supported by WirtschaftsWoche until 2015) | | | Co-Founder and Academic Director Germany |
1995 | | University of Western Ontario, Ivey Business School, Ontario, Canada | | | Visiting Professor |
1994, 1997 | | University of Chicago, Booth Graduate School of Business, Chicago, Illinois, USA | | | Visiting Professor |
Since 1993 | | WHU – Otto Beisheim School of Management, Vallendar, Germany | | | Chair of Production Management |
1992 | | WHU – Otto Beisheim School of Management, Vallendar, Germany | | | Visiting Professor |
1991-1993 | | University of Chicago, Booth Graduate School of Business, Chicago, Illinois, USA | | | Assistant Professor in Production Management and International Business |
1992 | | Hewlett-Packard Corporation. Strategic Modeling and Planning Group, Menlo Park, California, USA | | | Resident Faculty (12 months) |
1990 | | University of Chicago, Booth Graduate School of Business, Chicago, Illinois, USA | | | Instructor in Production Management and International Business |
1986-1990 | | University of Pennsylvania, The Wharton School, Decision Sciences Department, Philadelphia, Pennsylvania, USA | | | Ph.D. in Operations Management |
1989 | | Stanford University, Graduate School of Business, Palo Alto, California, USA | | | Research Fellow Position (8 months) |
1988 | | INSEAD, Fontainebleau, France | | | Research Fellow Position (2 months) |
1988 | | Procter & Gamble, Management Systems Division, Cincinnati, Ohio, USA | | | Summer Internship (2 months) |
1987 | | Siemens Research & Technology Laboratory, Princeton, New Jersey, USA | | | Summer Internship (4 months) |
1985-1986 | | Siemens Research & Technology Laboratory, Princeton, New Jersey, USA | | | Master Thesis (3+6 months) |
1981-1986 | | Karlsruhe Institute of Technology (KIT), Karlsruhe, Germany | | | Dual Master in Computer Science/Operations Research and Business Administration |