Big change, fast—that was the demand made on Lockheed Martin’s tactical jet business. The alternative to meeting this change challenge was not only to lose the largest defense contract in history, but also to become a second-tier subcontractor at best, or be put out of business at worst. This is the story of how the company met this challenge. It offers readers best practices for approaching “big change, fast” when the stakes are high … and when the alternative might be going out of business!