Researcher · Microsoft Research

Xiaodong Liu

Leading large language model research at Microsoft Research across pre-training, post-training, reasoning, and safety alignment.

Built model families including MT-DNN, DeBERTa, UniLM, METRO, and Phi powering Translator, Bing, Azure Cognitive Search, Precision Health, and Microsoft 365 Copilot, empowering millions and billion users.

LLM pre-training Post-training Long-context reasoning AI safety Alignment Biomedical NLP

Research

Current work spans AI safety, scalable training, long-context modeling, and foundation models that ship at Microsoft scale.

Current Focus

  • LLM pre-training and post-training
  • Long-context reasoning and efficient training
  • Safety alignment and adversarial robustness
  • Multimodal and biomedical NLP systems

Service

  • Senior Area Chair
  • NeurIPS 2026
  • ICML 2026
  • COLING 2025
  • NeurIPS 2025
  • ...