Barry O’Reilly is a business advisor, entrepreneur, and author who has pioneered the intersection of business model innovation, product development, organizational design, and culture transformation.Barry is author of two bestsellers, Unlearn: Let Go of Past Success to Achieve Extraordinary Results, and Lean Enterprise: How High Performance Organizations Innovate at Scale—part of the Eric Ries series, and a HBR must read for CEOs and business leaders. He writes for The Economist, and is Singularity Expert, at Singularity University.