single piece flow

Lean Lesson: Batching Is Bad…Right?

Teach people about Lean manufacturing. That is what the U.S. Air Force asked me to do. OK, but before I could teach it, I had to learn what Lean was. I grabbed some books and started putting together a basics course on Lean, which they wanted done in two weeks. I was surprised at how…


Exploring Defect Containment Metrics in Agile

While Design for Six Sigma (DFSS) and Agile software development seem to have different orientations, there is more linkage than meets the eye. On one hand, DFSS and Agile appear to be at odds: DFSS talks about “stages” and tollgates, which Agile eschews in favor of Lean “single piece” or small batch flow. DFSS talks…