5 reasons (at least) to explore Theory of Constraints

Theory of Constraints is a “business philosophy” or “management paradigm” that takes into account the existence of constraints, e.g. limiting factors hindering the organization to achieve more of its Goal.  It focuses on the one that limits the performance of the whole system and strives to achieve more of the organization’s Goal (patient's treatments, throughput, … Continue reading 5 reasons (at least) to explore Theory of Constraints

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Starting a new year: 2015

The first day of the year 2015 started with a beautiful sunrise, which I saw as a good omen for the 364 days to follow. The first day of a new year is highly symbolic for a new start, resolutions and hope, even so the same new start, resolutions or hope could happen on any … Continue reading Starting a new year: 2015

Cost and inventory reduction, right target?

Waste and costs reduction has almost become the definition of Lean for many people as well as an irresistible lure for most executives and managers. Yet costs and inventory reduction, is this the right target? In the various definitions proposed by Lean theorists, including Jim Womack, priority is given to identifying and creating value for … Continue reading Cost and inventory reduction, right target?

What is TLS? The Synergy of ToC, Lean and SixSigma

TLS stands for Theory of Constraints, Lean and Six Sigma. TLS is meant to be the combination of 2 or all of these... philosophies, approaches, methodologies, you name them. I discovered Lean (but we didn't call it Lean then) and Theory of Constraints at the same time, when I joined a Yamaha Corp. subsidiary in … Continue reading What is TLS? The Synergy of ToC, Lean and SixSigma

What is Six Sigma?

Beside Lean, Six Sigma counts among the most popular performance improvement approaches. Based (and named) upon statistical data and tools, Six Sigma's aim is to speak with data and facts. It is the most "scientific" methodology in the Theory of Constraints - Lean - Six Sigma (TLS) trio. Once thought to replace Lean, Six Sigma … Continue reading What is Six Sigma?