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.
#80Logan Kilpatrick
@OfficialLoganK
ENGINEERMember of technical staff, working on @GoogleAIStudio, the Gemini API, & Kaggle. My views!
#87Tri Dao
@tri_dao
ACADEMICAsst. Prof @PrincetonCS, Chief Scientist @togethercompute. Machine learning & systems.
#189Eric Zelikman
@ericzelikman
FOUNDERcofounder & ceo @humansand - building ai for humans // was lgtm-ing @xAI, phd-ing @stanford
#203Dimitris Papailiopoulos
@DimitrisPapail
RESEARCHERResearcher @MSFTResearch, AI Frontiers | Prof @UWMadison (on leave) | babas of Inez Lily.
#204Rishabh Agarwal
@agarwl_
RESEARCH ENGINEERReinforcement Learner @periodiclabs, Adjunct Prof at McGill. Ex Meta, DeepMind, Brain, @iitbombay. NeurIPS Best Paper, On-Policy Distillation
#236rishi
@RishiBommasani
POLICYEconomic impacts of AI; AI policy & governance @StanfordHAI Previous: Stanford CS PhD w/ @percyliang @jurafsky, Cornell CS
#251Rohan Pandey
@khoomeik
RESEARCH ENGINEERdescending cross-entropy to ascend entropy @PeriodicLabs || prev research @OpenAI @CarnegieMellon '23
#263Ahmad Beirami
@abeirami
RESEARCH ENGINEERstealth // ex Gemini RL+Inference @GoogleDeepMind // Chat AI @AIatMeta // RL Agents @EA // ML+Information Theory @MIT+@Harvard+@GeorgiaTech
#281Irwan Bello
@IrwanBello
RESEARCH ENGINEERSupercomputers & Friends, AI & Science. Founding team & Research Lead at @reflection_ai. Past: @OpenAI, Founding team @character_ai, Google Brain
#306Luca 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 // 🌈
#317Pang Wei Koh
@PangWeiKoh
ACADEMICAssistant professor at @uwcse and research scientist at @allen_ai. Formerly @StanfordAILab @GoogleAI @Coursera. 🇸🇬
#333Danijar Hafner
@danijarh
RESEARCHERBuilding AI that autonomously understands and interacts with the world. Previous: @GoogleDeepMind @UCBerkeley @UofT
#366Dylan HadfieldMenell
@dhadfieldmenell
AI SAFETYAssociate Prof @MITEECS working on value (mis)alignment in AI systems; Safety & Alignment Advisor at http://Character.AI; @dhadfieldmenell@bsky.social; he/him
#372Ananya Kumar
@ananyaku
RESEARCH ENGINEERResearcher at Meta TBD Labs. Previously core contributor to o1, o3, gpt5, at OpenAI. PhD at Stanford University AI Lab with Percy Liang and Tengyu Ma
#373Alexander Wei
@alexwei_
RESEARCHERReasoning @OpenAI. Co-built CICERO @MetaAI | @Berkeley_AI PhD '23 | @Harvard '20
#398Rafael Rafailov @ NeurIPS
@rm_rafailov
RESEARCHERI work on RL at @thinkymachines. Previously at @StanfordAILab @GoogleDeepMind @UCBerkeley
#428Yu Bai
@yubai01
RESEARCH ENGINEERTraining Accelerations @OpenAI. Previously @SFResearch, PhD @Stanford.
#471Alexia Jolicoeur-Martineau
@jm_alexia
RESEARCHERAI Researcher 🐱💻 2025 ARC Prize Winner I build generative AI for images, videos, text, tabular data, weights, molecules, and video games.
#473Yao Fu
@Francis_YAO_
RESEARCH ENGINEERScaling @xAI. Previously Gemini 3 perception and project Astra @GoogleDeepMind
#480Rylan Schaeffer
@RylanSchaeffer
RESEARCHERAI RS @ Meta TBD. On-Leave from Stanford w/ @sanmikoyejo. Prev @ Gemini, Meta, MIT, Harvard, Uber, UCL, UC Davis
#523Sang Michael Xie
@sangmichaelxie
RESEARCHERself-improving @OpenAI. Prev: PhD @StanfordAILab, @GoogleAI Brain/DeepMind, @Meta GenAI
#533Sanja Fidler
@FidlerSanja
ACADEMICAssociate Professor @UofT, Vice President of AI Research @nvidia, founding member of @VectorInst. Computer vision, deep learning, 3D. Opinions are my own.
#564Marco Mascorro
@Mascobot
RESEARCHERResearching LLMs | Roboticist | Prev: Partner @a16z (inv: @cursor_ai, @thinkymachines, @bfl_ml, @WaveFormsAI, @deeptuneai, etc), cofounder @Fellow_AI
#588Hailey Schoelkopf
@haileysch__
RESEARCHERhillclimbing towards generality @anthropicai | prev @AiEleuther | views my own
#605Beidi Chen
@BeidiChen
ACADEMICAsst. Prof @CarnegieMellon, @amazon Scholar, Prev: Visiting Researcher @Meta, Postdoc @Stanford, Ph.D. @RiceUniversity, Large-Scale ML, a fan of Dota2.
#639Cas (Stephen Casper)
@StephenLCasper
AI SAFETYAI safeguards & gov. research. PhD student @MIT_CSAIL (mnr. Public Policy), and Fellow at @BKCHarvard. Fmr. @AISecurityInst. https://stephencasper.com/
#640Alexis Ross
@alexisjross
RESEARCHERcurrently @humansand | phd-ing @MIT_CSAIL & working towards personalized AI tutors | formerly @allen_ai, @harvard '20
#641Sharon Li
@SharonYixuanLi
ACADEMICAssociate Professor @WisconsinCS. Making AI reliable for the open world. Program Chairing #ICML2026
#643Ying Sheng
@ying11231
FOUNDERCofounder @radixark @lmsysorg @sgl_project (http://sglang.io) | Do it anyway | Be the light
#701Costa Huang
@vwxyzjn
OPEN SOURCEExploiting physical rewards @periodiclabs. Prev: RL @allen_ai @huggingface. Built @cleanrl_lib.
#707Sara Beery
@sarameghanbeery
ACADEMICResearch on AI and biodiversity 🌍 Asst Prof at @MIT_CSAIL, #AIforConservation slack and @cv4ecology founder
#726Brandon McKinzie
@mckbrando
RESEARCHERresearch @OpenAI | prev: multimodal @Apple, physics/cs @UCBerkeley
#735Dan Fu
@realDanFu
RESEARCH ENGINEERVP, Kernels @togethercompute Assistant Professor @ucsd_cse Looking for talented kernel engineers and performance engineers!
