-Jerry Karabelas, PhD, CEO, Novartis Pharma AG

GEORGE S. DAY, PhD, is the Geoffrey T. Boisi Professor, Professor of Marketing, and Director of the Huntsman Center for Global Competition and Innovation at The Wharton School. He was one of the founders of the Emerging Technologies Management Research Program at the Huntsman Center and has consulted for numerous corporations, including GE, IBM, and Nortel Networks. Dr. Day is the author of Market-Driven Strategy and The Market-Driven Organization, and coeditor of Wharton on Dynamic Competitive Strategy.<br> <br> PAUL J. H. SCHOEMAKER, PhD, is Research Director of Wharton's Emerging Technologies Management Research Program. He is the founder and chairman of Decision Strategies International, Inc., a firm specializing in scenario-based strategic management and executive decision-making. A frequent speaker and consultant to numerous organizations around the world, Professor Schoemaker is the author of many articles and several books on decision-making and strategy, including Decision Traps. <br> <br> ROBERT E. GUNTHER was coordinating writer for Wharton on Dynamic Competitive Strategy.