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Nathan Lambert, Ph.D.

Allen Institute for AI (Ai2)

Staff Research Scientist at the Allen Institute for AI (Ai2) and author of the acclaimed newsletter Interconnects. Lead scientist on the open-source Tülu 3 post-training project and RewardBench, pioneering transparent, fully reproducible RLHF, Direct Preference Optimization (DPO), and verifiable reasoning alignment.

AI Safety, Evals & Red TeamingLLM Fine-Tuning & Open Weights
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