UC Berkeley
Rennie SongEngineer
OpenAI
Member of Technical Staff
via OpenAI
Researcher
Lia Guy
LG
Member of Technical Staff at OpenAI
Guy develops multimodal frontier models that combine text, images and audio. She contributed to GPT-4o and its safety evaluation, briefly joined Thinking Machines Lab, and returned to OpenAI in 2026 to continue model research after helping establish the new lab's technical team.
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Background
Current role
Member of Technical Staff 2026-presentOpenAI
OpenAIPreviously
2025-2026Member of Technical Staff, 
Thinking Machines Lab
Thinking Machines Lab2022-2025Member of Technical Staff, OpenAI
OpenAI2019-2022Research Engineer, 
Google DeepMind
Google DeepMindEducation
About this data
Work and education history is primarily focused on AI-relevant roles and may not be comprehensive.
Last editorial review: August 10, 2026