Black Belts
These individuals, working under the tutelage of a Master Black Belt, apply the tools and knowledge of Six Sigma to specific projects. Like Master Black Belts, Black Belts devote 100 percent of their time to Six Sigma projects. They undergo extensive training in statistics and problem-solving techniques, and should pass that knowledge on by training 100 Green Belts every year. Indeed, the bulk of executing the Breakthrough Strategy falls to Black Belts.
Green Belts
These employees execute Six Sigma as a part of their overall jobs. Although focused on the day-to-day projects
that comprise their work, they are still given two primary tasks under the Breakthrough Strategy: deploying the success of Six Sigma techniques and leading small-scale improvement projects within their respective areas.