Paul W. Farrisis Landmark Communications Professor and Professor of Marketing at Darden Graduate Business School, University of Virginia.Neil T. Bendle, Ph.D. student in marketing at the Carlson School of Management, has a decade's experience in marketing management and related areas.Phillip E. Pfeifer, Alumni Research Professor of Business Administration at Darden, specializes in interactive marketing.David J. Reibstein, William Stewart Woodside Professor at The Wharton School, researches marketing metrics and their link to business results. He was Executive Director of the Marketing Sciences Institute.