Chapter 2The Evolution of Six Sigma, Lean Six Sigma and Green Six Sigma

DOI: 10.4324/9781003268239-3

Quality is not something you install like a new carpet. You implant it. Quality is something you work at. It is a learning process.

—Edward Deming

2.1 Introduction

‘Today, depending on whom you listen to, Six Sigma is either a revolution slashing trillions of dollars from corporate inefficiency, or it’s the most maddening management fad yet devised to keep front-line workers too busy collecting data to do their jobs’ (USA Today, 21 July 1998).

At the time of writing, it has been 23 years since this statement was made. During this time the ‘Six Sigma revolution’ has created a huge impact in the field of operational excellence, yet conflicting ...

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