I’m David Knott. I’ve been working in enterprise technology for over forty years and I’m still learning. This blog is based on mistakes, failures, lessons and some things I find interesting:


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Empowered must not mean abandoned
David Knott David Knott

Empowered must not mean abandoned

The most stressful experience in my entire career was when I felt truly abandoned. A very long time ago, I was trying to run a project which was dependent on the work of many other teams - but those teams weren’t interested. The system I was building needed new infrastructure - but the infrastructure wasn’t even ordered. The budget I had inherited was clearly insufficient for the task - but no-one was prepared to provide more money, or change scope, time or quality. And, although I have not always been fast enough to ask for help, this time I did not hold back: I took every opportunity to make sure that everyone around me knew the problems the team was facing and the help we needed, including my boss. But no help came. We were abandoned.

I like autonomy and don’t cope well with micro-management. But the feeling of being truly abandoned was far worse - I ended up leaving that job and have never forgotten the lesson.

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Are you making a difference? Managers must tell correlation from causation
David Knott David Knott

Are you making a difference? Managers must tell correlation from causation

Does eating chocolate make you smarter? In a study published in The New England Journal of Medicine in 2012, Franz Messerli demonstrated a correlation between the amount of chocolate which a nation eats and the number of Nobel prizes its citizens win. Unsurprisingly, Messerli’s findings were deliberately playful: he was not really attempting to assert that eating chocolate leads to prize winning research - he was illustrating the difference between correlation and causation. Chocolate consumption tends to correlate with national wealth, which also correlates with those factors which create an environment suited to Nobel prize winning research.

We might think that we already understand the difference between correlation (factors which co-exist and which may change together, but which have no causal link) and causation (one factor which drives another through a causal mechanism), and would never fall into the trap of mixing them up. But I think that if you are a manager you are at risk of mixing these concepts up all the time - I know that I am.

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