Zico Kolter
@zicokolter
ACADEMICProfessor and Head of Machine Learning Department at @CarnegieMellon. Board member @OpenAI and @Qualcomm. Chief Scientist @GraySwanAI.
#82rohan anil
@_arohan_
RESEARCH ENGINEERmember of technical staff & co-founder of @coreautoai - and continuing to aspire to understand deep learning.
#85Sholto Douglas
@_sholtodouglas
RESEARCH ENGINEERScaling RL @AnthropicAI, ex @DeepMind - working towards intelligence too cheap to meter
#99Joshua Achiam
@jachiam0
AI SAFETYFreedom, flourishing, and abundance. Chief Futurist @openai. Main author of http://spinningup.openai.com
#107Riley Goodside
@goodside
ENGINEERScreenshots of chatbots since 2022. Formerly: Google DeepMind, Scale.
#125Jerry Tworek
@MillionInt
RESEARCH ENGINEERCEO and co-founder of Core Automation former VP of RL @ OpenAI : reasoning models, o3, o1, GPT4, ChatGPT, Codex, RL for robots cautious AI optimist
#147Brandon Amos
@brandondamos
RESEARCHER🧙 RL @Reflection_AI past: @MetaAi @GoogleDeepmind @SCSatCMU @Cornell_Tech
#162Sebastian Raschka
@rasbt
RESEARCH ENGINEERML/AI research engineer. Ex stats professor. Author of "Build a Large Language Model From Scratch" (https://amzn.to/4fqvn0D) & reasoning (https://mng.bz/lZ5B)
#171Omar 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.
#173Saining Xie
@sainingxie
ACADEMICcofounder & chief science officer at @amilabs | faculty @nyu_courant | prev: @googledeepmind @meta (fair) @ucsandiego | ynwa
#178Tom Goldstein
@tomgoldsteincs
ACADEMICProfessor at UMD. AI security & privacy, algorithmic bias, foundations of ML. Follow me for commentary on state-of-the-art AI.
#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.
#210dr. jack morris
@jxmnop
RESEARCHERresearch // language models, information theory, science of AI // formerly @cornell
#215Stella Biderman @ ICLR
@BlancheMinerva
OPEN SOURCEEnsuring that tech companies don't have a monopoly on being able to do research on cutting edge AI @AiEleuther. She/her
#232Gautam Kamath
@thegautamkamath
ACADEMICAssistant Prof of CS @UWaterloo, Faculty @VectorInst, Canada @CIFAR_News AI Chair. Joining @NYU_Courant Fall 2026. Co-EiC @TmlrOrg. I lead @TheSalonML.
#251Rohan Pandey
@khoomeik
RESEARCH ENGINEERdescending cross-entropy to ascend entropy @PeriodicLabs || prev research @OpenAI @CarnegieMellon '23
#261Andrew Carr 🤸
@andrew_n_carr
RESEARCH ENGINEERco-founder leading science @getcartwheel co-founder advisor @arcade_ai Past: Codex @OpenAI, Brain @GoogleAI, world ranked Tetris player
#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 // 🌈
#320Ari Morcos
@arimorcos
FOUNDERCEO and Co-founder @datologyai working to make it easy for anyone to make the most of their data. Former: RS @AIatMeta (FAIR), RS @DeepMind, PhD @PiN_Harvard.
#344Eugene Vinitsky 🦋
@EugeneVinitsky
ACADEMICThis account only exists so no on else can occupy it. Please contact through other means. Lab website: http://emerge-lab.github.io
#353Niloofar
@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
#356Simon Shaolei Du
@SimonShaoleiDu
ACADEMICReasoning Chief Scientist @miromind_ai. Associate Professor @uwcse. Prev @xai. Postdoc @the_IAS. PhD in machine learning @mldcmu.
#362Quanquan Gu
@QuanquanGu
ACADEMICProfessor @UCLA, Pretraining and Scaling at ByteDance Seed | Recent work: Seed2.0, SeedFold | Opinions are my own
#365Stephen Roller
@stephenroller
RESEARCH ENGINEERMTS @thinkymachines. previously pre-training @googledeepmind, @character_ai, and @aiatmeta.
#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
#398Rafael Rafailov @ NeurIPS
@rm_rafailov
RESEARCHERI work on RL at @thinkymachines. Previously at @StanfordAILab @GoogleDeepMind @UCBerkeley
#400Teortaxes▶️ (DeepSeek 推特🐋铁粉 2023 – ∞)
@teortaxesTex
CREATORWe're in a race. It's not USA vs China but humans and AGIs vs ape power centralization. @deepseek_ai stan #1, 2023–Deep Time «C’est la guerre.» ®1
#422Yuchen Jin
@Yuchenj_UW
RESEARCH ENGINEERCooking fun AI systems & products @databricks. Prev: co-founder & CTO @ Hyperbolic, OctoAI (acquired by @nvidia) Apache TVM, PhD @ University of Washington.
#428Yu Bai
@yubai01
RESEARCH ENGINEERTraining Accelerations @OpenAI. Previously @SFResearch, PhD @Stanford.
#442Kamalika Chaudhuri
@kamalikac
RESEARCHERDirector and Research Scientist, FAIR @ Meta. Former Professor at UCSD. Researcher in AI privacy, security, and generalization.
#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.
#480Rylan Schaeffer
@RylanSchaeffer
RESEARCHERAI RS @ Meta TBD. On-Leave from Stanford w/ @sanmikoyejo. Prev @ Gemini, Meta, MIT, Harvard, Uber, UCL, UC Davis
#513Kawin Ethayarajh
@ethayarajh
ACADEMICAssistant Professor of Applied AI @ChicagoBooth @UChicago working on behavioral machine learning. PhD @StanfordAILab @stanfordnlp.
#539Evan Hubinger
@EvanHub
AI SAFETYAlignment Stress-Testing lead @AnthropicAI. Opinions my own. Previously: MIRI, OpenAI, Google, Yelp, Ripple. (he/him/his)
#588Hailey Schoelkopf
@haileysch__
RESEARCHERhillclimbing towards generality @anthropicai | prev @AiEleuther | views my own
#611Sarah Wiegreffe
@sarahwiegreffe
ACADEMICResearch in NLP & trustworthy ML (mostly interpretability). Trying to make LMs more transparent, reliable, & safe. Assistant prof @umdcs @clipumd Views my own.
#636Shayne Longpre
@ShayneRedford
RESEARCHERLead the Data Provenance Initiative. PhD @MIT. 🇨🇦 Prev: @Google Brain, Apple, Stanford. AI/ML/NLP
