: About Me

Six sigma is now the most common continuous improvement tool in business. It is often combined with lean manufacturing to form the lean six sigma improvement method. Six sigma has been in use by a select few companies for over 20 years. Lean manufacturing was made popular by Toyota in the Toyota Production System, and has also been in use for a couple decades. Recently, the combination of both methods has proven successful. However, integrating the two disciplines is not always easy, as the approach to each method differs considerably. Lean manufacturing follows a system called PDCA (Plan-...