Lei Li is an Assistant Professor in Language Technologies Institute at Carnegie Mellon University. His research interests are machine translation, trustworthy generative AI, agentic LLM, and AI-powered drug discovery. He received his B.S. from Shanghai Jiao Tong University and Ph.D. from Carnegie Mellon University. He is a recipient of ACL 2021 Best Paper Award, CCF Young Elite Award in 2019, CCF distinguished speaker in 2017, Wu Wen-tsün AI prize in 2017, and 2012 ACM SIGKDD dissertation award (runner-up), and is recognized as Notable Area Chair of ICLR 2023. His team won first places for five language translation directions and the best in corpus filtering challenge in WMT 2020. Previously, he was an associate professor (tenured) at University of California Santa Barbara, the Founding Director of ByteDance AI Lab, a Principal Scientist at Baidu, and a postdoc researcher at UC Berkeley. He is an Associate Editor of IEEE TPAMI and TMLR, and has served as organizers and area chair/senior PC for multiple conferences including ACL, EMNLP, NAACL, NeurIPS, ICML, ICLR, KDD, AAAI, IJCAI, WSDM, and CIKM. He led and developed ByteDance's machine translation system (VolcTrans) and Xiaomingbot automatic writing system, and many of his algorithms have transformed into products (Toutiao, Douyin, Tiktok, Lark), serving over a billion users. He has delivered eight tutorials at ACL 2024, NAACL 2024, CCF ADL 2022, ACL 2021, EMNLP 2019, NLPCC 2019, NLPCC 2016, and KDD 2010. He was a lecturer for 2014 Probabilistic Programming for Advancing Machine Learning summer school at Portland, OR, USA.

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