# Ryan Mullins (slim)

> Ryan Mullins is author at ShieldGemma and ShieldGemma 2 technical reports. ShieldGemma on Anchor Terminal, with grades, an about and public profiles.

- Full: https://www.anchorterminal.com/people/ryan-mullins/index.md (~1,050 tokens) · this version ~780 tokens · JSON https://www.anchorterminal.com/people/ryan-mullins/index.json · canonical https://www.anchorterminal.com/people/ryan-mullins/
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · MCP: https://www.anchorterminal.com/mcp · Updated: 2026-11-06
- Licence: CC BY 4.0, credit Anchor Terminal and link this page (https://www.anchorterminal.com/terms/#data)

Author, ShieldGemma and ShieldGemma 2 technical reports.

## What Ryan builds

- [ShieldGemma](https://www.anchorterminal.com/tools/shieldgemma.md), graded C, 54/100, in Guardrails & safety filters. ShieldGemma is Google's family of open-weight safety classifiers built on Gemma. ShieldGemma 1 (2B, 9B, 27B) scores English text against hate, harassment, dangerous and sexual content policies, and ShieldGemma 2 (4B) scores images. The owner runs them. Author, ShieldGemma and ShieldGemma 2 technical reports, researched 2026-11-06.

## Works with

- [Brendan O’Donoghue](https://www.anchorterminal.com/people/brendan-o-donoghue/), Research Scientist; DiffusionGemma / Gemini Diffusion lead
- [Demis Hassabis](https://www.anchorterminal.com/people/demis-hassabis/), Co-founder and CEO, Google DeepMind
- [Gus Martins](https://www.anchorterminal.com/people/gus-martins/), Gemma Product Manager
- [Henrique Schechter Vera](https://www.anchorterminal.com/people/henrique-schechter-vera/), Lead author, EmbeddingGemma 2 technical report
- [Min Choi](https://www.anchorterminal.com/people/min-choi/), Product Manager; EmbeddingGemma launch
- [Mustafa Suleyman](https://www.anchorterminal.com/people/mustafa-suleyman/), Co-founder and former head of applied AI, DeepMind
- [Sahil Dua](https://www.anchorterminal.com/people/sahil-dua/), Author, EmbeddingGemma 2 technical report
- [Sebastian Flennerhag](https://www.anchorterminal.com/people/sebastian-flennerhag/), Research Scientist; DiffusionGemma research lead
- [Shane Legg](https://www.anchorterminal.com/people/shane-legg/), Co-founder and Chief AGI Scientist, Google DeepMind
- [Wenjun Zeng](https://www.anchorterminal.com/people/wenjun-zeng/), Lead author, ShieldGemma and ShieldGemma 2 technical reports

## Questions

### Who is Ryan Mullins?

Ryan Mullins is author at ShieldGemma and ShieldGemma 2 technical reports.

### What does Google DeepMind make?

Anchor Terminal lists ShieldGemma from Google DeepMind.

### How are Ryan's tools graded?

ShieldGemma is graded C, 54 out of 100, on Anchor Terminal's benchmark, which scores every listing against the same checklist.

## Sources

- https://uk.linkedin.com/in/lgusmartins
- https://x.com/gusthema
- https://gemma.ai/
- https://x.com/Google
- https://deepmind.google/
- https://en.wikipedia.org/wiki/Google_DeepMind
- https://deepmind.google/about/
- https://en.wikipedia.org/wiki/Demis_Hassabis
- https://en.wikipedia.org/wiki/Shane_Legg
- https://en.wikipedia.org/wiki/Mustafa_Suleyman
- https://gemma.ai/models/shieldgemma/model-card-v1.md
- https://gemma.ai/models/shieldgemma/model-card-v2.md

These are the people building the tools we list, named for their public role in the company or project behind a listing, from public pages, with the date it was researched.