Philip Kotler is S. C. Johnson and Son Distinguished Professor of International Marketing at the Kellogg School of Management, North-western University. He received his master’s degree at the University of Chicago and his PhD at M.I.T., both in economics. Dr. Kotler is author of Marketing Management (Pearson), now in its 15th Edition and the most widely used marketing textbook in graduate schools of business worldwide. He has authored dozens of other successful books and has written more than 100 articles in leading journals. He is the only three-time winner of the coveted Alpha Kappa Psi award for the best annual article in the Journal of Marketing.
Gary Armstrong is Crist W. Blackwell Distinguished Professor Emeritus of Undergraduate Education in the Kenan-Flagler Business School at the University of North Carolina at Chapel Hill. He holds undergraduate and master's degrees in business from Wayne State University in Detroit and he received his PhD in marketing from North-western University. Dr. Armstrong has contributed numerous articles to leading business journals. As a consultant and researcher, he has worked with many companies on marketing research, sales management and marketing strategy.