Blog
Field notes
Longer writing on governance, cohort hygiene, and creative rotation memos.
2025-11-18
Designing a holdout calendar finance will not reject
A practical calendar format for incrementality tests that names leakage, weather, and promo collisions up front.
Attribution · Finance
2026-01-08
Why your retention dashboard disagrees with Shopify
Three reconciliation paths that stop the weekly argument between lifecycle and ops.
Retention Analytics · Data quality
2026-02-21
Creative rotation memos operators actually read
A memo skeleton that connects fatigue metrics to inventory risk without hype.
Creative Measurement · Ops
2026-03-14
Forecast bands that survive a board question
How to narrate uncertainty without sounding evasive when inventory is tight.
Forecasting · Leadership