Jack Phillips, Ph.D., is the founder of Performance Resources Organization, now the world's leading consulting firm specializing in accountability issues. The author or editor of more than 200 books and 100 articles, including The Handbook of Training Evaluation and Measurement, he has served as a bank president, Fortune 500 training and development manager, and professor of management at a major state university. His clients in 20 countries include such internationally respected companies as AT&T, Federal Express, Lockheed Martin, Motorola, and Xerox.