Skip to content

R0023/2026-03-25/Q001/S02/R06

News coverage of the Wharton persona study findings.

Summary

Field Value
Title Telling an AI model that it's an expert makes it worse
URL https://www.theregister.com/2026/03/24/ai_models_persona_prompting/
Date accessed 2026-03-25
Publication date 2026-03-24
Author(s) The Register staff
Publication The Register

Selection Decision

Included in evidence base: Yes

Rationale: Provides industry context and accessible summary. Reports specific accuracy numbers: expert persona underperforms base model (68.0% vs. 71.6%). Useful as corroborating secondary source.