Donald B. Stoakley has received ASQ-Certified Six Sigma Green Belt designation from the Certification Board of ASQ. This certification recognizes Stoakley's proficiency and comprehension of Six Sigma principles and practices. Individuals who earn this certification can identify themselves as ASQ SSGB in professional contexts. ASQ Chair Cecilia Kimberlin noted that ASQ certification represents a commitment to quality practices and provides competitive advantage. The Six Sigma Green Belt certification requires three years of relevant work experience and application of tools from the DMAIC model on projects under a Black Belt's supervision. Over 190,000 individuals have become ASQ-certified in various fields since 1968.