The Spec That Ships
Most products have a spec. Few have a spec that anyone reads, agrees on, and actually builds from. The difference is smaller than it looks.
Process
The Thirteen-Night Arc
What it means to follow a research question all the way to its end, and what you learn when you do.
Ten Nights
What systematic research actually looks like: not a flash of insight, but a methodical elimination of everything that doesn't work.
The Pair Contract
What pair programming taught me about the implicit agreements that make collaboration work