Matthew Lee

Researcher, Poseidon Research

Joined

January 2026

Names

Matthew Lee (Preferred)

Emails

****@poseidonresearch.com (Confirmed)

,

****@gmail.com (Confirmed)

Personal Links

Career & Education History

Researcher

Poseidon Research (poseidonresearch.org)

2024 – Present

Advisors, Relations & Conflicts

Coworker

Robert Krzyzanowski

2024 – Present

Expertise

AI Safety

Present

Publications

StegoBench: Evaluating steganography potential in language models through supervised learning
Bryce Meyer, Robert Krzyzanowski, Iván Arcuschin, Matthew Lee, Georg Lange
- AI4GOOD Workshop 2026 Regular
- Readers: Everyone
Language Models can Learn High-Capacity Secure Steganography
Georg Lange, Iván Arcuschin, Robert Krzyzanowski, Matthew Lee, Bryce Meyer
- AI4GOOD Workshop 2026 Regular
- Readers: Everyone
Hand and Brain: Defenses against Agentic Steganography in Language Models
Robert Krzyzanowski, Iván Arcuschin, Matthew Lee, Bryce Meyer, Georg Lange
- AI4GOOD Workshop 2026 Spotlight
- Readers: Everyone

Co-Authors