Eric Ries has been preaching these concepts for many years
If you haven’t seen his presentation at Stanford you can watch it here.
Eric Ries is a Silicon Valley entrepreneur and author recognized for pioneering the lean startup movement, a new-business strategy which directs startup companies to allocate their resources as efficiently as possible. ~ source: Wikipedia
Education: Yale University (2001)
Books: The Lean Startup, More
Torrey Russell teaches a course on the basics of starting a company at Cuesta College in San Luis Obispo CA. and can be reached at http://12345679006.com