Eisenmann, Thomas, Eric Ries, and Sarah Dillard. "Hypothesis-Driven Entrepreneurship: The Lean Startup." Harvard Business School Background Note 812-095, December 2011. (Revised July 2013.) ...

In this case ... Lean methodology in the development of its products. Clothing is not quite as involved as building a computer or a car, but that’s beside the point in our real-life SIPOC examples.

Lean Six Sigma is a structured, data-driven approach to quality and waste reduction that integrates seamlessly with Agile, ...