People
People at Ai2 (Allen Institute for AI)
23 people in the USASI People directory whose sourced profiles document a current or earlier role at Ai2 (Allen Institute for AI); 9 of them in a current role. Current roles are listed first, then alphabetically. Each profile covers public professional work only. This is not a ranking.
Akshita Bhagia
Senior Research Engineer, AllenNLP team
Senior Research Engineer at Ai2 working on the OLMo and FlexOlmo open language models
Christopher Clark
Senior research scientist, leading the open-ecosystem multimodal team
Senior research scientist at Ai2 leading the open multimodal team; co-first author of Molmo and Molmo2
Dieter Fox
Leads Ai2's Robotics team
UW Allen School professor who leads Ai2's Robotics team; started NVIDIA's robotics research lab in 2017
Hannaneh Hajishirzi
Senior Director; co-lead of OLMo and Tülu
Torode Family Professor at the University of Washington; co-led Ai2's OLMo and Tülu open models
Maarten Sap
Part-time senior research scientist and technical AI safety lead
Carnegie Mellon assistant professor and part-time senior research scientist at Ai2; co-author of SOTOPIA
Noah A. Smith
Senior Director of NLP Research
UW Vice Provost for AI and professor; Senior Director of NLP Research at Ai2, directing OLMo
Oren Etzioni
Adviser and board member
Founding CEO of Ai2 (2013–2022) and Professor Emeritus at the University of Washington
Pradeep Dasigi
Lead Research Scientist, Olmo team
Lead Research Scientist on the Olmo team at Ai2; credited with technical leadership on Olmo 3
Tim Dettmers
Research Scientist
Creator and maintainer of bitsandbytes; Assistant Professor at CMU and Research Scientist at Ai2
Ali Farhadi
Chief Executive Officer (earlier role)
University of Washington professor co-directing the RAIVN Lab; former Ai2 CEO who advised on OLMo
David Wadden
Research scientist on the AllenNLP and Semantic Scholar teams (earlier role)
Research scientist at Google DeepMind on Gemini post-training; former Ai2 researcher on OLMo and Tülu
Dirk Groeneveld
Base-model developer on OLMo 2, listed with an Ai2 affiliation (2024) (earlier role)
First author of Ai2's OLMo paper; contributor to OLMo 2, OLMoE, and the Dolma corpus
Jesse Dodge
Lead of the OLMo evaluation team and research lead of Playground (2019–2025) (earlier role)
Research scientist in Meta Superintelligence Labs; former OLMo evaluation lead at Ai2
Kyle Lo
Research scientist; co-lead of the OLMo project (earlier role)
Former Ai2 research scientist who co-led the OLMo project; last-listed author of the Dolma paper
Luca Soldaini
Lead research scientist (earlier role)
Former co-lead of Ai2's Olmo open-model project; now a member of the technical staff at Microsoft AI
Matt Deitke
Research scientist (past) (earlier role)
AI researcher at Meta; co-first author of Molmo and first author of ProcTHOR and Objaverse
Mohit Iyyer
Young Investigator; postdoctoral researcher (2017–2018) (earlier role)
University of Maryland associate professor; former Young Investigator at Ai2
Nathan Lambert
Senior research scientist and post-training lead (earlier role)
Co-founder of Trillium Labs; first author of the Tülu 3 report and former post-training lead at Ai2
Ross Girshick
Research scientist (2023–2024) (earlier role)
First author of R-CNN and Detectron; co-author of Segment Anything; formerly at FAIR, Microsoft and Ai2
Sameer Singh
Allen Fellow (2021–2023) (earlier role)
UC Irvine professor of computer science; co-author of LIME and CheckList; former Ai2 Allen Fellow
Swabha Swayamdipta
Postdoctoral researcher working with Yejin Choi (earlier role)
USC Gabilan Assistant Professor and Amazon Scholar; first author of Dataset Cartography
Valentina Pyatkin
Postdoctoral researcher and Young Investigator (past) (earlier role)
Researcher at the ETH AI Center working on LLM post-training; core contributor to Tülu 3
Yejin Choi
Senior Director (earlier role)
Stanford professor and HAI Senior Fellow; formerly at NVIDIA, the University of Washington, and Ai2
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