Sam Bowman
@sleepinyourhat
AI SAFETYAI alignment + LLMs at Anthropic. On leave from NYU. Views not employers'. No relation to @s8mb. Into @givingwhatwecan.
AK
@_akhaliq
CREATORAI research paper tweets, ML @Gradio (acq. by @HuggingFace 🤗) dm for promo ,submit papers here: https://huggingface.co/papers/submit
Jim Fan
@DrJimFan
RESEARCH ENGINEERNVIDIA Director of Robotics & Distinguished Scientist. Co-Lead of GEAR lab. Solving Physical AGI, one motor at a time. Stanford Ph.D. OpenAI's 1st intern.
Tim Dettmers
@Tim_Dettmers
ACADEMICCreator of bitsandbytes. Professor @CarnegieMellon and Research Scientist @allen_ai . I blog about deep learning and PhD life at http://timdettmers.com.
Nathan Lambert
@natolambert
RESEARCH ENGINEERResearch @allen_ai, reasoning, open models, RL(VR/HF)... Contact via email. Writes @interconnectsai, @readsail Wrote The RLHF Book, 🏔️🏃♂️
Taco Cohen
@TacoCohen
RESEARCH ENGINEERSlop janitor & post-trainologer at Meta / FAIR. Into codegen, RL, equivariance. Spent time at Qualcomm, Scyfer (acquired), UvA, Deepmind, OpenAI.
Omar Khattab
@lateinteraction
ACADEMICAsst professor @MIT CSAIL @nlp_mit. Research includes http://ColBERT.ai, http://DSPy.ai (@DSPyOSS), RLMs, and GEPA. Prev: CS PhD @StanfordNLP. Research @Databricks.
Rowan Zellers
@rown
RESEARCH ENGINEERmultimodal @thinkymachines. I also like to climb rocks and throw pottery. http://rowanzellers.com (he/him)
Sewon Min
@sewon__min
ACADEMICAssistant professor @Berkeley_EECS @berkeley_ai || Research scientist at @allen_ai || PhD from @uwcse @uwnlp
Dimitris Papailiopoulos
@DimitrisPapail
RESEARCHERResearcher @MSFTResearch, AI Frontiers | Prof @UWMadison (on leave) | babas of Inez Lily.
Andrew Carr 🤸
@andrew_n_carr
RESEARCH ENGINEERco-founder leading science @getcartwheel co-founder advisor @arcade_ai Past: Codex @OpenAI, Brain @GoogleAI, world ranked Tetris player
Greg Durrett
@gregd_nlp
ACADEMICAssociate professor at NYU (Courant CS + Center for Data Science) | advisor for @bespokelabsai | large language models and NLP | he/him
Hanna Hajishirzi
@HannaHajishirzi
ACADEMICSr. Director of AI at @allen_ai, Prof at @uw_cse, lead OLMo, Tulu
Luca Soldaini 🎀
@soldni
RESEARCH ENGINEERdata mines are my passion ⛏️ mts @MicrosoftAI // ex co-lead Olmo @allen_ai // pfp @YanhongLi2062 // thoughts are mine, leave my employer alone // 🌈
Pang Wei Koh
@PangWeiKoh
ACADEMICAssistant professor at @uwcse and research scientist at @allen_ai. Formerly @StanfordAILab @GoogleAI @Coursera. 🇸🇬
Leo Gao
@nabla_theta
AI SAFETYworking on AGI alignment. prev: GPT-Neo, the Pile, LM evals, RL overoptimization, scaling SAEs to GPT-4, interp via circuit sparsity. EleutherAI cofounder.
Niloofar
@niloofar_mire
RESEARCHERTechnical staff @humansand, incoming asst. prof @LTIatCMU @CMU_EPP, ex RS in @AIatMeta, postdoc @uwcse, Ph.D. @ucsd_cse, former @MSFTResearch -Privacy, ML, NLP
Simon Shaolei Du
@SimonShaoleiDu
ACADEMICReasoning Chief Scientist @miromind_ai. Associate Professor @uwcse. Prev @xai. Postdoc @the_IAS. PhD in machine learning @mldcmu.
Akari Asai
@AkariAsai
ACADEMICIncoming Assistant Professor @SCSatCMU (Hiring Ph.D. students for Fall 2026) & research scientist @allen_ai OLMo. akariasai @ 🦋
Weijia Shi
@WeijiaShi2
RESEARCHERPhD student @uwnlp | Prev @allen_ai @MetaAI @CS_UCLA | 🏠 http://weijiashi.notion.site
Jesse Dodge
@JesseDodge
RESEARCHERResearch Scientist at Meta. 10-yr test-of-time ACL 22, Best Demo ACL 25, Best Resource Paper ACL 24, Best Theme Paper ACL 24, Best Student Paper NAACL 15 🏳️🌈
Vered Shwartz
@VeredShwartz
ACADEMICAssistant Professor @UBC_CS & @VectorInst working on Natural Language Processing. Book: https://lostinautomatictranslation.com/. 🦋: @veredshwartz.bsky.social
Wei Xu
@cocoweixu
ACADEMICCS professor @GeorgiaTech @gtcomputing @ICatGT @mlatgt. Evaluating & Improving LLMs (multilingual, reasoning, RL, multi-turn, privacy/safety, etc.)
Alex Graveley
@alexgraveley
ENGINEERCo-creator Perplexity Computer, GitHub Copilot, Dropbox Paper. 2x CEO. Thruhiker. Survivor 🎗️
Ruiqi Zhong
@ZhongRuiqi
RESEARCHERMember of Technical Staff at Thinking Machines. Human+AI collaboration. Scalable Oversight. Explainability. Prev @AnthropicAI PhD UC Berkeley'25; Columbia'19
Maarten Sap (he/him)
@MaartenSap
ACADEMICretiring X acct: find me @maartensap.bsky Working on #NLProc for social good. Currently at @LTIatCMU, previously at @UWNLP, @MSFTResearch, and @allen_ai. 🏳🌈
Prithviraj (Raj) Ammanabrolu
@rajammanabrolu
ACADEMICReinforcement Learning and Language. Assistant Prof @UCSanDiego. Research Scientist @Nvidia.
Ari Holtzman
@universeinanegg
ACADEMICAsst Prof @UChicagoCS & @DSI_UChicago, leading Conceptualization Lab http://conceptualization.ai Minting new vocabulary to conceptualize generative models.
Sarah Wiegreffe
@sarahwiegreffe
ACADEMICResearch in NLP & trustworthy ML (mostly interpretability). Trying to make LMs more transparent, reliable, & safe. Assistant prof @umdcs @clipumd Views my own.
Victor Zhong
@hllo_wrld
ACADEMICML+NLP AP @UWCheritonCS, @cifar_news AIChair @vectorinst. Former @MSFTResearch @MetaAI, @SFResearch via @MetamindIO, @uwnlp, @StanfordNLP, @eceuoft.
Yizhong Wang
@yizhongwyz
RESEARCHERResearching AI for an infinite-sum future. RS@ByteDance Seed, incoming AP@UT Austin. Formerly @uwcse @allen_ai @meta @microsoft
Sherry Tongshuang Wu
@tongshuangwu
ACADEMICAssist. Prof @SCSatCMU , CS PhD @uwcse. HCI+AI, map general-purpose models to specific use cases! prev. intern @MSFTResearch @GoogleAI @Apple. She/her.
William Merrill
@lambdaviking
RESEARCHERincoming Prof @TTIC_Connect theory and pretraining at @allen_ai Will irl, TC0 enthusiast
Kyle Lo
@kylelostat
RESEARCH ENGINEERlanguage models, data & evals, prev co-lead of Olmo @allen_ai, @uwcse, he/him, http://kylelo.bsky.social🧋
Tianyu Gao
@gaotianyu1350
RESEARCHER@Meta MSL TBD lab and incoming assistant prof. @UCSanDiego. Prev @OpenAI @Princeton @Tsinghua_Uni
Peter Henderson
@PeterHndrsn
ACADEMICAssistant Professor @ Princeton (RL+strategic decisionmaking+Law). Prev: Stanford (JD/PhD); McGill/Mila; Meta FAIR; Amazon; Cal Supreme Court.
Costa Huang
@vwxyzjn
OPEN SOURCEExploiting physical rewards @periodiclabs. Prev: RL @allen_ai @huggingface. Built @cleanrl_lib.