Why I don’t like Lean houses, except one

I never liked the (Toyota inspired) Lean houses and their many variants. First all these models are generally understood as prescriptive rather than descriptive, thus those new to Lean tend to adopt and copy one model without necessarily understanding its real meaning. The building blocks of Lean houses are principles, methods and tools, reinforcing the … Continue reading Why I don’t like Lean houses, except one

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What is a gemba walk?

A gemba walk is paying a visit to the "real place", "where it happens", the gemba. This visit is a critical one, as the visitor wants to make his mind about a problem, about the way things are done or in a broader sense, to check if it is possible to walk the talk. In … Continue reading What is a gemba walk?

Lean transformation model as TP trees

The only "lean house" I like is LEI's Lean transformation model presented by John Shook. Unlike other houses or "temples", this one does not suggest a generic template to be copied but a framework to define one's own Lean transformation. When I first listened to John Shook's explanations, I "saw" Theory of Constraints' Logical Thinking … Continue reading Lean transformation model as TP trees

Lean Transformation Model by John Shook

John Shook, Chairman and CEO of Lean Enterprise Institute, explains LEI's Lean Transformation Model. Mr Shooks take the Lean (Toyota inspired) house as a base for the explanation. This house or temple has many variants and is variously (mis)understood. While drawing the house on a whiteboard, John Shooks gives explanation in a very simple and … Continue reading Lean Transformation Model by John Shook