Six Sigma: 20 Key Lessons Learned


  • This paper is a slightly modified version of Hahn GJ. 20 key lessons learned: Experience shows what works and does not work. Six Sigma Forum Magazine 2002; (May). Reprinted with permission


This paper discusses 20 key lessons learned about Six Sigma in the 20 years since its introduction. It was previously published in the May 2002 issue of Six Sigma Forum Magazine. Copyright © 2005 John Wiley & Sons, Ltd.