Yale NLP Lab

Arman Cohan

PI, Assistant Professor

Yixin Liu

Ph.D. Student

NLG
Evaluation
Alignment

Yilun Zhao

Ph.D. Student

NLP in expert domains
Multimodality

Kaili Liu

Ph.D. Student

Modeling cognition-inspired capabilities in AI agents
Understanding mechanics of LLMs
AI ethics

Alan Li

Ph.D. Student

Training/Inference Efficiency
Multimodality
Information Retrieval

Jacob Dunefsky

Ph.D. Student

Mechanistic Explanation of LLMs
Interpretability
Steering LLMs

Siyi Gu

Ph.D. Student

(Co-advised with Rex Ying)

Ali Ansari

Ph.D. Student

Training/Inference Efficiency
Reasoning
LLM Safety

Leyao (Laura) Wang

M.S. Student

Trustworthy LLMs
Interpretability
Alignment

Katherine He

Undergraduate Student

AI for Law
NLP for Expert Domains

Nandan Sarkar

Undergraduate Student

Reasoning
Evaluation
Training, Inference, and Data Efficiency

Elizabeth Schaefer

Undergraduate Student

AI for Medicine
Chain of Thought Reasoning
Bias Mitigation

Rohan Phanse

Undergraduate Student

Retrieval-Augmented Generation

Alumni

PhD

Simeng (Sophia) Han, Ph.D., 2025 → Postdoc at Stanford

Ansong Ni, Ph.D., 2024 → Research Scientist at Meta FAIR

Linyong Nan, Ph.D., 2024 → Research Scientist at Zoom AI

Undergraduate and Master Students

Kejian Shi (M.S., 2025 → Scale AI)

Chuhan Li (M.S., 2025 → PhD at UCSB)

Ziyao Shangguan (M.S., 2025 → PhD at Yale)

Deyuan Li (B.S., 2025 → xAI)

Stephen Yin (B.S., 2024 → PhD at UChicago)

Jake Tae (B.S., 2024 → xAI)

Lj Flores (B.S., 2024 → PhD at McGill/Mila)

Heyuan Huang (M.S., 2024 → PhD at JHU)

Hailey Schoelkopf (B.S., 2023 → Anthropic)

Zhangir Azerbayev (B.S., 2023 → xAI)