David is the author of Location is (Still) Everything and the Xinmei Zhang and Yongge Dai Professor at the Wharton School of the University of Pennsylvania. He speaks globally on e-commerce and digital and his recent research explains why our online searching and shopping behavior depends to a large extent on where we live, and on our physical world circumstances. Prior research on retailing topics explains unplanned purchasing and impulse buying, store choice decisions, why shoppers form reference points for price and promotion activities, and the effect of structural factors (e.g., dwelling size) on shopping strategies.
David is an award-winning teacher and researcher and developed Wharton’s first course on Digital Marketing and Electronic Commerce and is Academic Director for Digital Marketing and Electronic Commerce in Executive Education. He co-teaches the course An Introduction to Marketing via Coursera.org to tens of thousands of students worldwide and from time to time he co-hosts the show Marketing Matters on Sirius XM.
David received his Ph.D. from the Graduate School of Business at Stanford University, and also holds an MS in Statistics also from Stanford University, an MA (Honorary) from the University of Pennsylvania, and an M.Com (1st Class Honors) and B.Com from the University of Auckland, New Zealand.