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Dan Hendrycks

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Dan Hendrycks is an American machine learning researcher known for his work on AI safety and robustness. He is the director of the Center for AI Safety, a San Francisco-based nonprofit focused on reducing societal-scale risks from AI, and he serves as an advisor to xAI. Hendrycks earned his PhD in computer science from the University of California, Berkeley, where his research contributed to widely used tools such as the GELU activation function and the MMLU benchmark for evaluating language model knowledge. He has published extensively on machine learning safety, robustness, and alignment, and has become a prominent voice in discussions about the risks posed by advanced AI systems.

Updated 5 August 2026

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