On AI:AM

Edward Hu

Head of AI Modeling, Mercor

Edward Hu is head of AI modeling at Mercor, where he has led model training and research since September 2026. At Microsoft Research he was first author of LoRA, one of the most widely used methods for fine-tuning large models, and a co-author of μTransfer. He paused his PhD with Yoshua Bengio at Mila in 2023 to help build OpenAI’s o1 reasoning model, and defended his thesis, “Building a Reasoning Machine,” in 2026.