Articles by Forrest W. Breyfogle III

Shifting the Paradigm: Why Individuals Control Charts Are Often Better Than X-Bar and R Charts

August 2, 2011
The question that one might ask is, "which control charting technique is most appropriate?" My response to this question is, it depends on how you categorize the source of variability relative to common and special causes.
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Shifting the Paradigm: Control Charting Issues: Comparing an X-bar and R Control Chart With an Individuals Control Chart

June 27, 2011
In this blog and the next few blogs, I will expand upon the 30,000-foot-level methodology.
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Shifting the Paradigm: Overcoming AQL Shortcomings

May 31, 2011
A test that samples and makes process statements from a 30,000-foot-level metric vantage point can provide more insight with less test effort than AQL testing.
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Shifting the Paradigm: Assessing The Effectiveness of AQL In An Organization

May 13, 2011
If AQL testing is commonplace in an organization, consider viewing the AQL’s department activity as a process where input to the process is various types of batches that enter this process.
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Shifting the Paradigm: Does AQL Testing Answer the Wrong (Not Best) Question?

May 3, 2011
Sometimes we might be wasting too many resources attempting to answer the wrong question with much accuracy, or to the third decimal place.
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Example That Highlights Challenges With Acceptable Quality Level (AQL) Testing

April 14, 2011
A previous blog, AQL (Acceptable Quality Level) sampling can be deceptive, described issues with AQL testing. This blog will elaborate more on this point using an example.
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Shifting the Paradigm: Acceptable Quality Level Sampling Can Be Deceptive

April 1, 2011
In business, there are many pink elephant-in-the-room issues, which are not typically discussed. These unchallenged practices or policies often lead to behaviors that result in very unhealthy unintended consequences.
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The Inside Track on Six Sigma Training

February 1, 2008
It is essential to weigh the advantages and disadvantages of training methods that lead to certification and implementation of Lean Six Sigma and related methodologies. This is necessary for any organization to ensure alignment not only with all operational processes, but equally important, the entire enterprise.
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Quality Management: The Three Rs of Business

May 15, 2007
It is disheartening to watch the continuing exodus of business leaders from their organizations because of poor performance. According to recent research, the number of executive turnovers at North American public companies increased by 68% between 2005 and 2006; between 40% to 60% of high-level corporate executives recruited from outside the company will fail within two years; and at large companies, chief financial officers are turning over at the rate of 22% per year.
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 In honor of World Quality Month, we spoke to James Rooney, ASQ Past Chairman of the Board of Directors 2013, for his take on quality around the world.
For more information, read the ASQ Speaking of Quality column.
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