---
title: Beth Barnes
type: entity
tags: [researcher, ai-evaluation, ai-safety, metr]
affiliation: Model Evaluation & Threat Research (METR)
sources: ["[[sources/2025-becker-metr-ai-developer-productivity]]"]
created: 2026-04-20
updated: 2026-04-20
---

# Beth Barnes

Researcher at **METR (Model Evaluation & Threat Research)**, the AI evaluation organisation behind a well-known body of work on frontier model capability measurement, autonomous-task benchmarks, and developer productivity RCTs.

## Contributions in this wiki
- [[sources/2025-becker-metr-ai-developer-productivity]] — co-author of the 2025 METR developer productivity RCT.

## Related
Co-author: [[entities/joel-becker]]. Related hub: [[concepts/ai-agent-benchmarks]].