The commonplace book

Resources — my toolkit, curated

Everything valuable in one place — only things I actually use. Updated as my toolkit changes.

AI Tools

Claude Code ↗My default for anything that touches a real codebase.
NotebookLMUnderrated for turning a pile of PDFs into something I can actually query.

Templates

Decision LogA one-page template for recording a decision, the reasoning, and a confidence score.
Hiring ScorecardThe rubric I use to keep interview loops comparable across candidates.
Weekly ReviewThe five questions I answer every Friday to close the week deliberately.

Books

The Hard Thing About Hard ThingsThe best book on the decisions that don't have good options.
Thinking in BetsSeparates decision quality from outcome quality. Changed how I run retros.
Deep WorkConcrete rules for protecting focus in a distraction economy.

Newsletters

StratecheryThe sharpest recurring analysis on tech strategy I read every week.
Lenny's NewsletterConsistently useful product and growth tactics, minus the fluff.