His research interests focuses on the dynamics of the consumer-firm interaction. This interest bridges the areas of customer relationship management, retailing, database marketing, and E-commerce. In particular, Professor Reinartz is interested in empirically modeling marketing phenomena in these areas. His research on measuring and managing the lifetime value of customers has received major academic awards:

-Winner of the 1999 American Marketing Association Doctoral Dissertation Competition;
-Winner of the 2001 Don Lehmann Award for the Best Dissertation-Based Research Paper to be published in the Journal of Marketing Research or the Journal of Marketing;
-Two-time winner (2003, 2005) of the MSI/Paul Root award. Selected by the editorial board of the Journal of Marketing, this best paper award identifies a significant contribution to the advancement of marketing practice.
-Selected into the biennial MSI Young Scholars Program 2005

His research appeared in academic journals such as the Journal of Marketing, Journal of Marketing Research, Journal of Consumer Research, the Journal of Service Research, in Multivariate Behavioral Research, the Journal of Retailing, and in Marketing Letters. In addition his work appeared in the managerial business press such as for example Harvard Business Review, California Management Review, and European Business Forum.

Professor Reinartz has taught on the graduate, Ph.D., and executive level. His teaching portfolio comprises customer relationship management, database marketing, marketing strategy and marketing research. In addition, Professor Reinartz is the progam director for a number of INSEAD clients such as Henkel, Haniel, METRO, and Xerox. He has authored award-winning teaching material, for example the case study, Independer.com, which was the winner in the European Management Foundation (efmd) E-commerce case writing competition 2000. Also, he has co-authored (together with V. Kumar) a textbook on CRM that has been published by John Wiley in 2006.

He has consulted with a variety of international corporations on CRM and Direct Response Marketing, such as for example Cora Group (France), Cincom (Europe) Spiegel (USA), IBM (USA), and Comdirect Bank (Germany).

Professor Reinartz holds a Ph.D. in Marketing from the University of Houston, USA, an MBA from Henley Management College (UK), and a Dipl.-Ing. in Agricultural Economics from Munich University of Technology (Germany).

Customer Management; Retailing; Customer Lifetime Value; Customer Satisfaction and Loyalty; Marketing Strategy; Direct Marketing and Database Marketing.

Customer Relationship Management; Direct and Database Marketing; Marketing Strategy; Retailing; Services.