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Recognized as one of the world’s foremost authorities on Lean-Agile best practices, Dean Leffingwell is an entrepreneur and software development methodologist best known for creating SAFe®, the world’s most widely used framework for business agility.

His best-selling books, Agile Software Requirements, Scaling Software Agility, and SAFe® Distilled, form much of the basis of modern thinking on Lean-Agile practices and principles. Founder of several successful startups, including Requisite, Inc. (acquired by Rational), Mr. Leffingwell also served as Chief Methodologist to Rally Software, and prior to that, as Sr. Vice President at Rational Software (now part of IBM). He currently serves as Chief Methodologist to Scaled Agile, Inc., which he co-founded in 2011.