What is the science in Lean? | Jeffrey Liker | The Leadership Network

“Scientific thinking can be defined as the intentional coordination of theory and evidence, whereby we encounter new information, interpret it and, if warranted, revise our understanding accordingly. In fact, we learn the most when we explicitly state what we expect and compare it to what actually happens. […] This is where practicing PDCA comes in, and Toyota’s view on being scientific.[…] Just explaining the concept of PDCA is not enough to change behavior and mindset, and there are not many master teachers like Ohno to go around — who have an intuitive feel for what to ask next to push the right buttons to help the student learn through practice. This is the reason for the Improvement Kata and Coaching Kata — to have a structured approach to learning and teaching scientific thinking so it can be deliberately practiced by anyone..”

Source: The Leadership Network

Michel Baudin‘s comments: Is there science to Lean, TPS, or, more generally, manufacturing? There is definitely technology and there is management. Technology is about getting inanimate objects to do what we want them to; management, about working with people. Science is not about getting anything done but about understanding how nature works.

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