Category Archives: Kanban

We’ve been doing it all wrong!

I can hear myself saying it now: “If you count up the number of work items in each column, and keep a record of each item’s start and end date, then you can create a CFD [Cumulative Flow Diagram], control chart and histogram”. Apparently I was wrong. Apparently nearly all of us are doing it… Read More »

Flow Efficiency

What percentage of your team’s time is actually spent working on the items that are ‘in progress’? 70%? 75%? 80%? Some suggest that it is as low as 2% and that 40% is the most that’s been observed. This is the world of flow efficiency. Originating from the manufacturing industry, flow efficiency measures the percentage… Read More »

Thinking in systems

I’ve recently been involved in delivering a number of new services designed to replace a long serving monolithic web application. Sound familiar? The move to a service oriented architecture can be described, for many reasons, as a good thing. However, care needs to be taken to ensure that the dependencies between these services are understood,… Read More »

Health checks

There are lots of ‘health check models’ out there. Most of them attempt to summarise and visualise how teams are doing, and seek areas of improvements. They are sometimes run by managers, sometimes by coaches, sometimes by teams in workshops. Over the years, I have discarded approaches that ‘score’ teams (either by numbers, letters, or… Read More »