Walter Shewhart was born March 18th, 1891 in Illinois. Shewhart was an engineer and a PhD in physics. Dr. Shewhart’s most notable contribution to quality was control charts. Dr. Shewhart fostered the notion of using statistics to guide decision making and control charts were the tool he developed for this purpose. Shewhart also developed Plan, Do, Study, Act as a method to make continual improvements to processes. Walter Shewhart was a pioneer in quality methods and his genius has survived through the decades re-immerging in the 1980’s as the centerpiece to Six Sigma: Define, Measure, Analyze, Improve, and Control (DAMAIC). Walter Shewhart died on March 11th 1967 in Troy Hills, New Jersey.