SPRINTNEW YORK TIMES BESTSELLERWALL STREET JOURNAL BESTSELLERSprint offers a transformative formula for testing ideas that works whether youre at a startup or a large organization. Within five days, youll move from idea to prototype to decision, saving you and your team countless hours and countless dollars. A must read for entrepreneurs of all stripes. Eric Ries, author of The Lean StartupFrom three partners at Google Ventures, a unique five day process