Paul J. H. Schoemaker, PhD, a world-renowned authority on decision making and scenario-based strategic management, is chairman and CEO of Decision Strategies International, Inc. Formerly a strategic planner with Royal Dutch/Shell's scenario-planning group in London, Dr. Schoemaker has coauthored several books, including Decision Traps and Winning Decisions. In 2000, he co-edited Wharton on Managing Emerging Technologies and coauthored Peripheral Vision (both with George Day). His latest books are Chips, Clones and Living Beyond 100 and Brilliant Mistakes. Schoemaker is the author of a landmark 1995 article, "Scenario Planning," the second most requested reprint in the forty-one-year history of Sloan Management Review. In 2000, he was awarded the Best Paper prize by the Strategic Management Society, which publishes the leading academic journals in the field. Schoemaker also serves as Research Director of the Mack Center for Technological Innovation at the Wharton School, where he teaches decision making and strategy. For more than ten years he taught at the University of Chicago, and he has been a visiting professor with Cedep at Insead in France. Schoemaker is the founder and Executive Chairman of Decision Strategies International (DecisionStrat.com), which specializes in strategic decision making and leadership development, with offices in the US, Europe, and Asia.