The Lean Startup By Eric Ries

The Lean Startup: How Today’s Entrepreneurs Use Continuous Innovation to Create Radically Successful Businesses by Eric Ries (Paperback, Crown Business/Currency, 2011 edition) introduces a scientific methodology for launching and scaling startups under uncertainty. Combining lean-manufacturing principles with agile strategies, Ries advocates for rapid prototyping, validated learning, and customer-driven iteration to minimize waste and maximize impact. Through case studies and the Build–Measure–Learn feedback loop, the book guides entrepreneurs in testing hypotheses swiftly, pivoting when needed, and achieving sustainable growth. This global bestseller has permanently reshaped how startups—and even established companies—innovate and manage new products.