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Six Sigma and other programs typically show early progress. And then things return to the way they were.
What do weight-loss plans and process-improvement programs such as Six Sigma and « lean manufacturing » have in common? They typically start off well, generating excitement and great progress, but all too often fail to have a lasting impact as participants gradually lose motivation and fall back into old habits.
Wall Street Journal
January 25, 2010
By SATYA S. CHAKRAVORTY
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