About the Authors John A. Quelch is Senior Associate Dean for International Development and Lincoln Filene Professor of Business Administration at Harvard Business School. He also serves as a
non-executive director of WPP Group plc, the world's second-largest marketing services company.
In his
Marketing KnowHow blog , John presents how-to marketing advice on the ever-changing world of marketing. His writing offers topical and practical advice to markerters of any industry.
Katherine E. Jocz is a research associate at Harvard Business School. Previously, she was Vice President, Research Operations, at Marketing Science Institute.