Posts by Year


Constraints Everywhere

5 minute read

The distinction between the Constraint in the Work Flow, Work Execution and Work Process may seem academic. The Jungle-Jeep-Journey metaphor will help you un...

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How to Draw Buffer Fever Charts

5 minute read

A Buffer Fever Chart is a powerful tool. It provides even earlier leading signals than the other buffer penetration diagrams, because it is based on the Buff...

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Pattern Language Development

2 minute read

A pattern language is constructed when the confidence of the collected patterns is assessed, and when interrelated patterns are cross-referenced. Just collec...

Design Patterns are a form of knowledge

less than 1 minute read

Patterns always represent social and human factors (comfort, convenience, utility, aesthetic, etc.). Thery are good at representing knowledge in socio-techni...

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Management of Extra Work

9 minute read

Unplanned work will always come our way; and because it is “unplanned” it will always disrupt our plans. How can we manage it? Let’s find out.

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Kanban Column WIP Limits: Good or Bad?

3 minute read

Improvement by happenstance is better than no improvement at all. If used at all, they can serve as training wheels; then they should be taken off once the o...

Mike Burrows on TameFlow

less than 1 minute read

Pay attention to the quality of interactions, the flow of information and the overall level of connectedness.

Replacing Cycle Time with Flow Time

3 minute read

If you divide Reinertsen’s Cycle Time by Ohno’s Cycle Time you get Work in Process. The terminology is confusing. Let’s use the unambiguous term of Flow Time...

What is the Meaning of ‘Pattern’

less than 1 minute read

TameFlow is based on organizational design patterns; but what is the meaning of “pattern?” Here’s a possible explanation. Patron, which derives from the...

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Virtues of Minimum Marketable Releases

8 minute read

In this fifth and last post about how to improve risk management in the Kanban Method via the Theory of Constraints we examine the benefits of using Minmum M...

Risk Management in the Kanban Method

12 minute read

In this fourth post about how to improve risk management in the Kanban Method via the Theory of Constraints we explore what options the Kanban Method offers ...

Agility as an Expression of Empiricism

8 minute read

It is in the layers of of middle management that fortresses of rationalism, determinism, and command-and-control mentality still have the strongest foothold.

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Story Points Are NOT Function Points

6 minute read

When we critique Function Points and happen to mention Story Points in the same context, it is frequent to receive the objection that Story Points are like F...

Function Points Are Fantasy Points

7 minute read

Function Points are a relic of the past; they are based on perceptions and opinions; they use many magic numbers and correction factor; they do not consider ...

Friction Is Feedback

8 minute read

Friction is like training: it prepares the company for the real race – the race that happens in the marketplace.

Software Craftsmanship Management

5 minute read

That is an oxymoronic title, with the words “Craftsmanship” and “Management” side by side! Isn’t the essence of craftsmanship skilled individuality? While ma...

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