Book excerpt: Improving Performance is recognized as the book that launched the Process Improvement revolution. It was the first such approach to bridge the gap between organization strategy and the individual. Now, in this revised and expanded new edition, Gary Rummler reflects on the key needs of organizations faced with today's challenge of managing change in today's complex world. The book shows how to apply the three levels of performance and link performance to strategy, move from annual programs to sustained performance improvement, redesign processes, overcome the seven deadly sins of performance improvement and much more.