'A battle-tested approach to building companies that matter' - Eric Ries, author of The Lean Startup Is your 'big idea' worth pursuing? What if you could test your business model earlier in the process - before you've expended valuable time and resources? You've talked to customers. You've identified problems that need solving, and maybe even built a minimum viable product. But now there's a second bridge to cross. How do you tell whether your idea represents a viable business? Do you really have to go through the whole cycle of development, failure, iteration, tweak, repeat? Scaling Lean...