Little’s Law – the basis of Lean and Kanban

Sometimes I think it helps to go back to basics. And when using Lean Software Development, including Kanban, that means a man called Little and his Law. “Little’s Law” is a fundamental of queue theory and defines the relationship between Work in Progress (WIP), Throughput and Lead Time. It is the reason why Kanban teams try to limit WIP.
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I always work with a “Product Owner”; never a “Scrum Product Owner”

I’ve previously had a poke at the Scrum Product Owner role when I called it Scrum’s Uber-Pig. Now I have to admit that, although I always work with a “Product Owner”, I never work with a “Scrum Product Owner”. In fact, given my own responsibilities, I can never work with a Scrum Product Owner.
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