PHILIP KOTLER, PHD, is Professor Emeritus of Marketing at the Kellogg School of Management where he held the S.C. Johnson & Son Professorship of International Marketing. The Wall Street Journal ranks him as one of the top six most influential business thinkers. GIUSEPPE STIGLIANO, PHD, is an entrepreneur and a manager with 20 years of international experience in marketing and communication services. He serves as Global CEO at Spring Studios and is an Adjunct Professor of Marketing at prestigious universities and business schools.