Waves at Old Lean Dude: Bruce Hamilton (a.k.a. the Toast Guy) writes about surges in production and work load that are self-inflicted. One of the 14 Toyota Way principles is to level-out the work load. Waves of work or production is not Lean or effective.
Error Proofing at Beyond Lean: Matt Wrye often sees Lean applications in the real world and not just in the manufacturing plant. He brings these examples to his blog illustrating how to be Lean. He was having fun with charts in a recent post.
Why do you ask? at Gemba Tales: Mark Hamel compares the Leader as a Fixer to the Leader as a Teacher. Markâ€™s blog demonstrates the difference well and provides the kind of questions teachers should be asking.