Sprint offers a transformative formula for testing ideas that works whther 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 * Read this book and do what it says if you want to build better products faster. * Ev Williams, founder of Medium, Twitter and Blogger * Sprint offers powerful methods for hatching ideas, solving problems, testing solutions and finding the habits that make all the right behaviours fall in to place. * Charles Duhigg, author of The Power of Habit * Every business leader I know worries about the same thing: are we moving fast enough? The genius of Jake Knapp's Sprint is its step-by-step breakdown of what it takes to solve big problems and do work that matters with speed and urgency. A Sprint is a cure for what ails companies in an ever faster world. * Beth Comstock, Vice Chair of GE * Sprint teaches you a novel process for solving really thorny problems in just 5 days. It's full of helpful, entertaining stories that will make it easier for you to succeed. What more, exactly, would you demand from a book? I wish all business books were this useful. * Dan Heath, co-author of The Power of Moments, Made to Stick, Switch, and Decisive * To quote one of my colleagues, "Don't get ready, get started." Through hard won experience Jake Knapp and the team at Google Ventures have refined an efficient, hands-on approach to solving your product, service and experience design challenges. Try the book and try a Sprint. * Tim Brown, CEO of IDEO and author of Change by Design *