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What Galileo Gave Shewhart

The science behind PDCA

Dan Nelson
Thu, 04/17/2014 - 10:40
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When we think of plan-do-check-act (PDCA), W. Edwards Deming might spring to mind… and Walter Shewhart, maybe Kaoru Ishikawa as well. But the thinking that results from PDCA today can most always be traced to Shewhart’s 1939 book, Statistical Method From the Viewpoint of Quality Control; these underpinnings themselves had underpinnings.

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Insight into the history of PDCA is offered by an article titled “Circling Back” (Ronald D. Moen and Clifford L. Norman, Quality Progress, November, 2010). According to Moen and Norman, the history of PDCA can be traced back through a lineage of pragmatic and scientific thinkers: C. I. Lewis, John Dewey, Charles Pierce, William James, Sir Francis Bacon, and Galileo—the father of modern science. In a sense, when Shewhart arrived at the beginnings of PDCA, he was applying scientific method to the production methods of his day.

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Comments

Submitted by Penny Andrews on Thu, 04/17/2014 - 13:07

Warm and fuzzy?

Are there really people out there who think we are warm and fuzzy? They don't read Dilbert, do they? LOL

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