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Is there research behind the 5-7 categories? I’d love to share that with our external regulators/auditors. From the Webinar: How to Successfully Collect Process Data for Your Lean Six Sigma Project Good question! I’m working to find the original source,…
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Elisabeth Swan

Elisabeth is a Managing Partner at, the co-author of The Problem-Solver’s Toolkit and co-host of the Just-in-Time Cafe. 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.