Start Here

If you're new to the site, these are the posts I'd point you at first, and represent the topics I keep coming back to.

Engineering practice Explore →

• Effective debugging: the observe-hypothesize-test cycle

  A methodical approach to non-trivial bugs, borrowed from how researchers actually work.

• 4 steps to effective development questions and bug reports

  Short and share-able: do the homework that makes a useful answer possible.

• Combating information failure during software development

  Engineering velocity requires keeping information flowing.

Browser extensions and web automation Explore →

• A brief history of browser extensibility

  How the major browsers arrived at the extension models they ship today — and why those choices still shape what's possible.

• 7 bite-sized tips for reliable web automation and scraping selectors

  Practical rules for writing selectors that don't break the next time someone touches the page.

• Making AI coding work for enterprise-grade browser extensions

  Lessons from building PixieBrix with AI coding tools across content scripts, background workers, and React UI. Companion to my AI Coding Summit 2026 talk.

Reasoning and rationality Explore →

• ACH as Bayesian reasoning in disguise

  The Analysis of Competing Hypotheses worksheet is naive Bayes with a friendlier UI. Pairs with an interactive explorer.

Looking for something else? Browse the full archive, the talks, or my research publications.