Whitepapers

Long-form, when an idea needs more room.

Where I go deep on one thing and write up what I found. Newest first.

• HiringSeptember 2026

  AI in Talent Acquisition

  What actually changed in hiring when the tools arrived, and what did not.

• BuildingAugust 2026

  The Parallel Day

  Six apps live on the App Store. 314 commits and 53 build days off my own laptop -- what the clock says about when the work happened, why the switching is the method rather than the accident, and the honest cost of holding six half-built things in your head at once.

• LinkedInMay 2026

  One Year on LinkedIn

  698,795 impressions over twelve months, charted in twenty figures -- what cadence, timing and format actually did to reach, and which of the received wisdom held up.

• WritingAugust 2026

  Four Writers, Coded

  126 posts from Hilary Gridley, Lenny Rachitsky, Elena Verna and Peter Walker, coded post by post for hook, structure, proof and ending. What the counting actually showed, and the ten changes that came out of it.

• Pi-SquaredMay 2026

  The First 20,052

  Eighteen months of real cohort data from one daily-maths app -- how installs become habit, why people drop off, and what brings them back. Including the unflattering numbers.

• BraindexMay 2026

  App Store in 17 Days

  From idea to shipped iOS app in 17 days, the build log, the cuts, and the trade-offs that survived.