From three partners at Google Ventures, a unique five-day process for solving tough business problems, proven at more than 100 companies. 'Sprint offers a transformative formua for testing ideas that works whether you're at a startup or a large organization. Within five days, you'll 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 Startup From...