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Mistake-Proofing, also known as Poka-yoke, means to consciously and diligently try to eliminate defects by preventing human errors before they occur or create alarms to warn of potential defects.

Mistake-Proofing (Poka-yoke) Training & Certificate - GoLeanSixSigma.com

Mistake-Proofing (Poka-yoke) Training
Single Module

For a better understanding of Mistake-Proofing (Poka-yoke), check out our Mistake-Proofing Training!


For a better understanding of Mistake-Proofing and an overview of Lean Six Sigma, check out our Free Lean Six Sigma Yellow Belt Training, Green Belt Training or Lean Training.

Tracy O'Rourke

Tracy is a Master Black Belt at GoLeanSixSigma.com, the co-author of The Problem-Solver’s Toolkit and co-host of the Just-in-Time Cafe. She is also a Lean Six Sigma Green Belt Instructor at UC San Diego and teaches in San Diego State University’s Lean Enterprise Program. For almost 20 years, she has helped leading organizations like Washington State, Charles Schwab and GE build problem-solving muscles.
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