Agile

The Failure Paradox

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The Failure Paradox Human beings do not like to fail, but we learn more from failure than we learn from success. Why do we need to fail? We want to fail so that we can move from robustness to resilience. What that means is that we can detect failure early, recover from it quickly and […]

Agile

Lets get Philosophical

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In 2015 I gave a talk at the BCS London Lean Kanban Day 2015 then again in adopted version at the Kanban Coaching Exchange which was about what I learned as an Agile Coach going through the English Rugby Union (RFU) Coaching Course. While putting that talk together it occurred to me that while I have a perfectly fine […]

Agile

#NoEstimates, Sizing and Dry Stone walls

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I recently blogged here on Is Estimation Waste and I would like to come back to it. There is a movement in Lean and Agile towards #NoEstimates which has a lot of  value, but I still believe that we are risking missing something if we don’t find an alternative method to get the value we get from Estimation (shared […]

Agile

The Numbers Game

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Numbers Game Whenever I’m in a meeting talking about metrics, someone always brings up Velocity. If you’re familiar with Scrum you’ll know that in this context, velocity means the number of story points completed per sprint. If a team completes 4 stories each of which scores 5 story points in one sprint, the velocity of […]

Agile

Forecasting Your Oranges

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I’ve been struggling for a metaphor to help explain the difference between statistical forecasting and estimation, and this one came to me, so lets give it a whirl.  Let me express the scenario in some human readable BDD (Gherkin) language Given I am an orange juice shop ownerand currently have no orangeswhen I buy 25 […]

Agile

Blockers and Traffic Jams

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Imagine a motorway between Starttown and Finishcity. When it all flows it takes exactly 3 hours to get from start to finish for a car, a little longer for a lorry, and a little shorter for a motorcycle, so 3 hours ± 15 minutes. It has 3 lanes in each direction for its entire length.  […]

Agile

Flow like ketchup

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How a humble bottle of tomato ketchup can teach us about flow, pull and push.  Knowledge work tends to be Complex Adaptive work. That means as you try to solve a problem, the solution leads to a change in the problem you are trying to solve. It’s a bit quantum to be honest. You can […]