Does the Coachee (learner) need to have their Yellow Belt to start doing an A3?
No not necessarily, although it is recommended! It’s always nice to have an overview of problem-solving. But if you are more focused on A3, you can always take the A3 Training Single Module if you’d like!
Tracy is a Master Black Belt at GoLeanSixSigma.com, the co-author of The Problem-Solver’s Toolkit and co-host of the Just-in-Time Cafe. She is also a Lean Six Sigma Green Belt Instructor at UC San Diego and teaches in San Diego State University’s Lean Enterprise Program. For almost 20 years, she has helped leading organizations like Washington State, Charles Schwab and GE build problem-solving muscles.