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The answer is “it depends.” In most cases there are parallel efforts going on. In general, people work their way up from Yellow Belt, to Green Belt and, if it makes sense, to Black Belt. Some people stop at Yellow Belt since all they needed was awareness training.

Elisabeth Swan

Elisabeth is a Managing Partner & Executive Advisor at For over 25 years, she's helped leading organizations like Amazon, Charles Schwab and Starwood Hotels & Resorts build problem-solving muscles with Lean Six Sigma to achieve their goals.