The PDCA circle

The PDCA circle is a popular model in practicing continuous improvement or kaizen. PDCA abbreviates to a four activity iterative approach—plan, do, check, and act:

The PDCA circle

This concept was tested in the real world and made popular by William Edwards Deming, and it is also commonly known as the Deming cycle. The cycle was, however, theorized by Walter Stewhart, and Deming during his years in Japan referred to the cycle as the Stewhart cycle.

When you create a new product, it is likely that it is far from perfect. However, you will probably have a basic or vague understanding of what perfect looks like. So, you start taking baby steps towards ...

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