Document-Driven Development

In recent months I’ve spoken to many people about inverting the model and coding my docs rather than documenting my code. Today I learned that this has been developed under the heading of Documentation-Driven Development or Docs-Driven Development or Document-Driven Development o…

Defining Hypotheses

Startup founders must engage in a lot of experimental learning to find and confirm their markets. The vision matters, of course, but it also must survive its test in the market. To that end, formulating good experiments is essential. The heart of an experiment is the hypothesis i…

MVPs Reveal Preference

Paul Samuelson introduced the concept of “revealed preference” in a 1938 article entitled A Note on the Pure Theory of Consumers’ Behavior. It means the preference implied by a consumer’s behavior in the market. It’s the economist’s broadening of putting your money where your mou…

Cheap and Cheerful

If you shop at Costco you are likely aware that they give away boxes of many shapes and sizes. Many of these are reinforced to protect delicate contents such as ripe fruits. And most have at least one low-cut side. These qualities make them excellent impromptu shelf organizers, s…

Letters in LaTeX

Once upon a time I did a great deal of work with \(\TeX{}\) and \(\LaTeX{}\). I implemented many elements that were not broadly supported at the time: changebars, backdrop images, special page construction processing, letter spacing, color, and so on. After finding a but I wrote…