Mary and Tom Poppendieck reframed Lean for Software Development a long time ago. You can literally see for yourself: http://www.infoq.com/interviews/poppendieck

Mary and Tom Poppendieck reframed Lean for Software Development a long time ago. You can literally see for yourself: http://www.infoq.com/interviews/poppendieck-lean-2007 http://www.infoq.com/interviews/poppendieck-lean-2007 Eric Ries took the jump to startups, but the seeds were already there. He took Agile from known problem/unknown solution to a situation with unknown problem/unknown solution situation.