Dean Leffingwell a thirty-year software industry veteran has spent his career helping software teams achieve their goals. A renowned methodologist author coach entrepreneur and executive he founded Requisite Inc. makers of RequisitePro and served as its CEO. As vice president at Rational Software (now part of IBM) he led the commercialization of the Rational Unified Process. As an independent consultant and as an advisor to Rally Software he has helped entrepreneurial teams and large distributed multinational corporations implement Agile methods at scale. He is the author of Scaling Software Agility: Best Practices for Large Enterprises (Addison-Wesley 2007) and is the lead author of Managing Software Requirements Second Edition (Addison-Wesley 2003) which has been translated into five languages. . Language: English