Sigma Implementation

Some articles on sigma:

List Of Six Sigma Software Packages - Implementation Roles
... One key innovation of Six Sigma involves the "professionalizing" of quality management functions ... Prior to Six Sigma, quality management in practice was largely relegated to the production floor and to statisticians in a separate quality department ... Formal Six Sigma programs adopt a ranking terminology (similar to some martial arts systems) to define a hierarchy (and career path) that cuts across all business functions ...