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Improving the world with software

Better software. Better questions.

Essays on software development, teams and the craft of building things that last.

Essays from 2020

4 essays from 2020

  1. The Errors of Estimation

    What we often hear from estimators is that estimates are supposed to be “intervals”, not single-point values. This blog post is now a podcast also, narrated by Billy Elchin As usual, they don’t define what “interval” should be. They just say that you have to be “accurate”, but not so “precise”. Ok, let’s explore what …

    5 min readteams

  2. The most dangerous phrase I’ve heard in my life as an Agile Consultant

    Have you heard this phrase lately: “we’re working on it”? If you have, you may have found a symptom you should tackle quickly. Learn how in this blog post.

    2 min readteams

  3. The Biggest Problem I see Agile teams face and the solution that works for me

    This is a #SkiTertulia blog post. If you want to know more about #SkiTertulia, visit the announcement page. When I work with teams from all over the world (multiple different national cultures, multi-national, distributed or co-located), the biggest problem I see those teams struggle with is very simple. They aren’t teams. Let me use an …

    4 min read

  4. The Ski Tertulia, a space for generating breakthrough experiments

    The Ski Tertulia is a space for learning, in the Alps, with Vasco Duarte and Jacopo Romei.

    2 min readteams

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The #NoEstimates book and its companion volumes

Chapter 1 · Free PDF

What if better planning started with a different question?

The first chapter of #NoEstimates argues that the “deliver on time” challenge is answered by a different question. Read it, and see whether it changes how you plan the next piece of work.

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