The Five Fundamental Assumptions of Six Sigma

Some people are angry and upset about the effectiveness of Six Sigma as a problem-solving discipline. Individuals routinely call for the next new quality discipline or argue why Six Sigma will not work in this case or the other. Some of this is one-upping – this approach is better; some of this is sour grapes…


Integrate Values into Business Processes

The intent of any organization’s process improvement efforts is to improve the effectiveness (e.g., reduce defects) and efficiency (e.g., cost cutting per transaction) of the business process. What one often does not see as part of the effectiveness definition, however, is the expectation that the newly redesigned or improved business processes need to reflect the…

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Calculating ROI to Realize Project Value

Businesses are in business to make money. But calculating the true value of any project (Lean Six Sigma or otherwise) with respect to its impact on margin has always been challenging, mainly due to the ambiguity of turning notions into dollar values. For instance, it is clear that training employees will improve expertise and productivity,…