The Official CLSSYB Handbook

The Six Sigma Trap

How to keep your job in a Six Sigma company.

The handbook behind the Certified Lean Six Sigma Yellow Belt (CLSSYB), and the text for PWD Group’s Lean Six Sigma for All training. It explains why companies that run on Six Sigma value people who understand it, and what that means for anyone working in or around quality, plants and manufacturing.

For Green and Black Belts: The Six Sigma Trap BOK

The Body of Knowledge companion for the Certified Lean Six Sigma Green Belt and Black Belt (CLSSGB/BB). Ask PWD Group about availability and bulk orders.