Quality Progress Magazine published a new article written by System Improvements’ President, Mark Paradies which can be read on the Quality Progress website: http://www.asq.org/quality-progress/2010/04/quality-tools/under-scrutiny.html
You don’t have to be a member to access the article — free registration allows you access to ASQ’s “open-access” articles and case studies.
You can also find this article on page 32 of the April edition of Quality Progress magazine.
• Cause and effect analysis has inherent limitations that may result in root cause analysis misconceptions and hinder problem-solving efforts.
• Problem solvers need help analyzing human performance issues.
• A new definition of root cause could help people realize a systematic process beyond cause and effect is needed for root cause analysis.