A BusinessWeek write-up claims that James McNerney's introduction of 6 Sigma at 3M had the effect of stifling creative imagination and reports its elimination from the analysis perform. It cites two Wharton Faculty professors who state that Six Sigma leads to incremental innovation at the expense of blue skies analysis. https://sethydelo.kylieblog.com/28579223/hire-someone-to-do-six-sigma-course-an-overview