CLAES FORNELL is the world's leading authority on Customer Satisfaction Measurement and Customer Asset Management. He is responsible for the American Customer Satisfaction Index, a national economic indicator for which there are global counterparts. He is the founder and chairman of CFI Group, an international consulting firm with offices in Ann Arbor, Atlanta, Stockholm, Madrid, Paris, Milan, London, Shanghai, and Beijing. CFI helps companies to identify those specific aspects of quality that have the greatest impact on customer satisfaction and economic returns; recent clients of CFI Group have included UPS, Coca-Cola, McDonald's, Best Buy, Yahoo, and the governments of several countries, along with many US government agencies and departments. Fornell is the Donald C. Cook Professor of Business at the Stephen M. Ross School of Business and the Director of the National Quality Research Center, both at the University of Michigan, USA. He has also taught at Northwestern, Duke, INSEAD, and the Stockholm School of Economics.