Blog

Notes on statistical methodology, sports analytics, and applied data science.

Methodology · 2026

Residual seasonality in GDP, in public

A short, public-facing account of why residual seasonality still matters for published GDP, and how official statisticians test for it. This is a personal summary, not an official ONS publication.

Read the note

Sports analytics · February 2026

Predicting Super Bowl LX

A locked pre-game Elo and historical-simulation model for Seahawks vs Patriots. Seattle came in around 60% — and the write-up was published before kick-off.

Read the intro