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Dean Leffingwell

Dean Leffingwell is a consultant, entrepreneur, executive and technical author who provides product strategy and enterprise-level agility coaching to large software enterprises. Recently, Mr. Leffingwell was founder and CEO of consumer marketing identity company ProQuo, Inc. Mr. Leffingwell has also served as chief methodologist to Rally Software. Formerly, Mr. Leffingwell served as Vice President of Rational Software, now IBM's Rational Division, where he was responsible for the Rational Unified Process. Leffingwell was also co-founder and CEO of Requisite, Inc., makers of RequisitePro for requirements management. Mr. Leffingwell has been a student, coach and author of contemporary software engineering and software development management practices throughout his career. He is the author of 'Scaling Software Agility: Best Practices for Large Enterprises' and 'Managing Software Requirements: First and Second Editions', both from Addison-Wesley.