Mark ChenResearcher
OpenAI
Chief Research Officer
via OpenAI
Researcher
Aidan Clark
AC
Member of Technical Staff, VP of Research (Training) at OpenAI
Clark leads model-training research at OpenAI, where he has been a core contributor to the pretraining of flagship GPT models including GPT-4o and GPT-4.5, after several years as a research engineer at DeepMind. He is a VP of research at OpenAI.
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Background
Current role
Member of Technical Staff, VP of Research (Training) 2022-presentOpenAI
OpenAIPreviously
2017-2022Staff Research Engineer, 
Google DeepMind
Google DeepMindAbout this data
Work and education history is primarily focused on AI-relevant roles and may not be comprehensive.
Last editorial review: August 8, 2026Citation Trend
2 snapshots22,032citations as of Jun 15, '26+10,451 since Aug 25, '25
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