Thinking in public
Essays
On defensibility, durability, and what comes after product-market fit. The flagship essays publish alongside The Defensibility Study's findings — the first of them lands with Part 1.
Coming with Part 1 of the study: what 261 defensibility claims from 24 leading VC funds reveal about how the field actually assesses durability — and what founders should do about it. Participants in the study see the findings first.
July 1, 2026
How zombie startups are made
A zombie startup isn't a failed company, it's a company that raised well, grew fast, and quietly stopped mattering. Zombies aren't born; they're made.
June 12, 2026
The Series A crunch: the bar didn't just rise — it changed shape
Seed-to-Series-A graduation has roughly halved. The ARR bar has doubled. Investors now probe underneath the growth, the real change you need to prepare for.
New essays and study findings, by email
No noise — essays and the study's findings when they publish, nothing else.
In the meantime: LinkedIn · the story so far