Tag Archives: assumptions

Assumption: Fear causes us to build the wrong thing

The classic tale of a year-long project finally being delivered only to discover it doesn’t meet the needs of the customer sounds ridiculous in the days of short iterations and customer collaboration but I’m guessing we are still a long way from delivering what’s really needed effectively. So what’s stopping us? Is it the fear […]

Assumptions were made for testing

Here’s another extract from my book-in-progress “The Programmers Guide To People”, the first few chapters should be available at the end of May on LeanPub. You can sign up to be notified when it is here The Oxford Dictionary defines an assumption as: “a thing that is accepted as true or as certain to happen, […]


When it comes to discovering the best way to develop software or deciding what to build you will be hard pressed to find any certainty. We tend to work with small amounts of data making large assumptions which we test in attempt to gauge their validity. Since every organisation and customer is different, and constantly […]


In a perfect agile world we would have all the users who will ever use our software merged into one Zen like being who can concisely describe her wants and needs in poetic prose sitting next to us at all times. In 15 years of software development I have rarely spoken directly to a real end-user, and […]