Co-Founder of Coursera; Stanford CS adjunct faculty. Former head of Baidu AI Group/Google Brain. #ai #machinelearning, #deeplearning #MOOCs
Fei-Fei Li
@drfeifei
RESEARCHERProf (CS @Stanford), Co-Director @StanfordHAI, Cofounder/CEO @theworldlabs, #AI #SpatialIntelligence #GenAI #computervision #robotics #AI-healthcare
Bill Gates
@BillGates
FOUNDERSharing things I'm learning through my foundation work and other interests.
John Schulman
@johnschulman2
RESEARCHERRecently started @thinkymachines. Interested in reinforcement learning, alignment, birds, jazz music
Noam Brown
@polynoamial
RESEARCHERResearching reasoning @OpenAI | Co-created Libratus/Pluribus superhuman poker AIs, CICERO Diplomacy AI, and OpenAI o3 / o1 / 🍓 reasoning models
Sebastien Bubeck
@SebastienBubeck
RESEARCHERI work on AI at OpenAI. Former VP AI and Distinguished Scientist at Microsoft.
François Chollet
@fchollet
ENGINEERCo-founder @ndea. Co-founder @arcprize. Creator of Keras and ARC-AGI. Author of 'Deep Learning with Python'.
Jim Fan
@DrJimFan
RESEARCHERNVIDIA 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.
Barret Zoph
@barret_zoph
RESEARCHER@openai Past: - CTO & Co-Founder Thinking Machines Lab (@thinkymachines) - VP Research (Post-Training) @openai - Research Scientist at Google Brain
Alexandr Wang
@alexandr_wang
FOUNDERchief ai officer @meta, founder @scale_ai. rational in the fullness of time
William Fedus
@LiamFedus
RESEARCHERCo-Founder of @periodiclabs Past: VP of Post-Training @OpenAI; Google Brain
Jerry Tworek
@MillionInt
RESEARCHERCEO and co-founder of Core Automation | former VP of RL @ OpenAI | reasoning models, o3, o1, GPT4, ChatGPT, Codex, RL for robots | cautious AI optimist
Joshua Achiam
@jachiam0
RESEARCHERFreedom, flourishing, and abundance. Chief Futurist @openai. Main author of http://spinningup.openai.com
Mustafa Suleyman
@mustafasuleyman
FOUNDERCEO, @MicrosoftAI | Author: The Coming Wave | Past: Co-founder, @InflectionAI & @GoogleDeepMind
Vinod Khosla
@vkhosla
INVESTORentrepreneurship zealot, grounded technology possibilist, believer in the power of ideas, passionate about sustainability & impact
Joanne Jang
@joannejang
EXECUTIVEtrying to automate myself @coreautoai // prev: model behavior & labs @openai
Lulu Cheng Meservey
@lulumeservey
CREATORRostra founder, Shopify board, ex Activision & Substack, writing http://www.getflack.com
Sham Kakade
@ShamKakade6
RESEARCHERHarvard Professor. Full stack ML and AI. Co-director of the Kempner Institute for the Study of Artificial and Natural Intelligence.
Irwan Bello
@IrwanBello
RESEARCHERSupercomputers & Friends, AI & Science. Founding team & Research Lead at @reflection_ai. Past: @OpenAI, Founding team @character_ai, Google Brain
Kevin Weil 🇺🇸
@kevinweil
EXECUTIVEVP Science @OpenAI, BoD @Cisco @nature_org, LTC @USArmyReserve Ex: Pres @Planet, Head of Product @Instagram @Twitter ❤️ @elizabeth ultramarathons kids cats math
Been Kim
@_beenkim
RESEARCHERResearch Scientist at Google DeepMind, PhD from MIT. Make machines empower people.
Maithra Raghu
@maithra_raghu
EXECUTIVECofounder and CEO @Samaya_AI. Formerly Research Scientist Google Brain (@GoogleAI), PhD in ML @Cornell.
Shivon Zilis
@shivon
EXECUTIVEArtificial intelligence, biological intelligence, and whatever exists in between and beyond. Made in Canada.
David Luan
@jluan
EXECUTIVEretired!! former cofounder of @adeptailabs, vp engineering @openai and @amazon, and @google LLMs lead. all about type II fun.
Hanna Wallach (@hannawallach.bsky.social)
@hannawallach
RESEARCHERMicrosoft Research NYC. Fairness, accountability & transparency in AI/ML. NeurIPS & ICML board member, WiML co-founder, sloth enthusiast. She/her.
will depue
@willdepue
RESEARCHERretired ex @openai (posttraining o3/4o, sora 1 & 2, pretraining moonshots)
Shengjia Zhao
@shengjia_zhao
RESEARCHERChief Scientist @ Meta MSL. Formerly MTS @ OpenAI, PhD @ Stanford. I train models. All opinions my own.
Clément Farabet
@clmt
EXECUTIVEAI @ Google DeepMind (AI Studio, Gemma, Gemini). Ex NVIDIA (self-driving cars, http://rapids.ai), Twitter (founded Cortex), MadBits (founded+sold) 🇺🇸🇫🇷
Jure Leskovec
@jure
RESEARCHERProfessor of #computerscience @Stanford; Co-founder at http://Kumo.AI #machinelearning #graphs.
Animesh Garg
@animesh_garg
RESEARCHERFoundation Models for Generalizable Autonomy in Robotics. Reinforcement Learning. Faculty in AI Robotics @GeorgiaTech. Prev @nvidia @UCberkeley @stanford
Kevin Roose
@kevinroose
CREATORNYT tech columnist, Hard Fork co-host, high-perplexity language model. Writing a book about AGI.
Rohan Pandey
@khoomeik
RESEARCHERdescending cross-entropy to ascend entropy @PeriodicLabs || prev research @OpenAI @CarnegieMellon '23
Kyle Cranmer
@KyleCranmer
RESEARCHERDirector Data Science Institute @UWMadison @datascience_uw. EiC @MLSTjournal. Physics, stats/ML/AI, open science. same handle @sigmoid.social and bsky
Prof. Anima Anandkumar
@AnimaAnandkumar
RESEARCHERAI+Science, Bren Professor @caltech, Time100, Fmr Sr Director of #AI research @nvidia Fmr Principal Scientist @awscloud
Diyi Yang
@Diyi_Yang
RESEARCHERAssistant Professor @Stanford CS @StanfordNLP @StanfordAILab Part time @humansand LLMs for Humans
Caitlin Kalinowski
@kalinowski007
EXECUTIVEBuilding the physical future of AI. Boards: Axon, Institute of Contemporary Art SF.
Cade Metz
@CadeMetz
CREATORNew York Times reporter, covering A.I., driverless cars, and other changes: cade.metz@nytimes.com. My book, "Genius Makers": http://bit.ly/GeniusMakers.
Karen Hao
@_KarenHao
CREATORNYT bestselling author of EMPIRE OF AI: http://empireofai.com. ai reporter. american national magazine award winner. in @MorePerfectUS @theatlantic @wsj @techreview
Omar Khattab
@lateinteraction
RESEARCHERAsst professor @MIT CSAIL @nlp_mit. Research includes http://ColBERT.ai, http://DSPy.ai (@DSPyOSS), RLMs, and GEPA. Prev: CS PhD @StanfordNLP. Research @Databricks.
Ilya Kostrikov
@ikostrikov
RESEARCHERPre-Training Researcher @OpenAI, previously: RL/post-training @OpenAI, Postdoc at UC Berkeley @berkeley_ai, Researcher at Google Brain, PhD in CS @CILVRatNYU
Evan Hubinger
@EvanHub
RESEARCHERAlignment Stress-Testing lead @AnthropicAI. Opinions my own. Previously: MIRI, OpenAI, Google, Yelp, Ripple. (he/him/his)
Tim O'Reilly
@timoreilly
FOUNDERFounder and CEO, O'Reilly Media. Watching the alpha geeks, sharing their stories, helping the future unfold. Didn't pay for a blue check, cannot make it go away
Jiahui Yu
@jhyuxm
RESEARCHERLead Multimodal @Meta Superintelligence Lab. Previously led Perception @OpenAI; co-led Gemini Multimodal @GoogleDeepMind.
Jenn Wortman Vaughan
@jennwvaughan
RESEARCHERSr. Principal Research Manager, Microsoft Research, NYC. Machine learning transparency, intelligibility, fairness, evaluation.
Jimmy Apples 🍎/acc
@apples_jimmy
CREATORWagmi. 2025. As featured in Bloomberg. As quoted by Nobel Prize winner Demis Hassabis. As mentioned on the Lex Fridman Podcast💺
Brandon McKinzie
@mckbrando
RESEARCHERresearch @OpenAI | prev: multimodal @Apple, physics/cs @UCBerkeley
Evan Morikawa
@E0M
ENGINEER🤖 @Generalistai. Prev: led eng at @openai. Launched & scaled ChatGPT, GPT-4, DALL·E, APIs. Dir Eng @Nylas, Co-Founder @Proximate, @OlinCollege alum.
Allan Dafoe
@AllanDafoe
POLICYAGI governance: navigating the transition to beneficial AGI (Google DeepMind)
Gretchen Krueger
@GretchenMarina
POLICYOver at Bluesky. Researcher affiliated w @BKCHarvard, Volunteer @evitable. Previously @openai @ainowinstitute. Views mine. #justdontbuildagi #talktomenotchatgpt
Naveen Rao
@NaveenGRao
FOUNDERCEO @unconvai. Former CEO MosaicML/Databricks & Nervana/IntelAI. Neuro + CS. I like to build stuff that will eventually learn how to build other stuff.
Hilary Mason
@hmason
RESEARCHERCo-Founder of @PlayHiddenDoor. Formerly Founder of @FastForwardLabs (acquired by @Cloudera). I ♥ data and cheeseburgers. She/her.
Anirudh Goyal
@anirudhg9119
RESEARCHERThinking about thinking. Spent time at @Berkeley_EECS, @MPI_IS, @GoogleDeepMind Gemini ♊.
Mike Schroepfer
@schrep
INVESTORfounder @Gigascale, Sr Fellow/fmr CTO @Meta, founder @AdditionalVent. Let’s go build!
Olivier Grisel
@ogrisel
ENGINEEREngineer at @probabl_ai, scikit-learn developer. More active at: https://sigmoid.social/@ogrisel https://bsky.app/profile/ogrisel.bsky.social
Brendan O'Donoghue
@bodonoghue85
RESEARCHERDirector of Research at @GoogleDeepMind, working on generative models, deep learning, RL. PhD from @stanford. Gemini Diffusion lead.
Pierre-Yves Oudeyer
@pyoudeyer
RESEARCHERResearch director in AI and CogSci @inria, Head of @flowersInria lab, prev. @MSFTResearch @SonyCSLParis https://www.linkedin.com/in/pierreyvesoudeyer/
Hanna Hajishirzi
@HannaHajishirzi
RESEARCHERSr. Director of AI at @allen_ai, Prof at @uw_cse, lead OLMo, Tulu
Boz
@boztank
EXECUTIVECTO @Meta. Leading Reality Labs and working on AR, VR, AI, and more. Built v1 of FB News Feed, Messenger, Groups, Mobile Ads. TweetDelete 6mo
Danielle Belgrave
@DaniCMBelg
RESEARCHERVP of AI/ML @GSK. Curious about using AI to make the world a better place. Views my own.
Katja Hofmann
@katjahofmann
RESEARCHERAt Microsoft Research. Lead of https://aka.ms/game-intelligence - we drive innovation in machine learning with applications in games. https://iclr.cc Board.
Irene Solaiman
@IreneSolaiman
POLICYai stuff @huggingface 🤗 founded @evaluatingevals views=mine former: @OpenAI @Harvard aspiring ukulele-singer
Toby Pohlen
@TobyPhln
ENGINEERSleeping. Previously founding team @xAI, engineer @GoogleDeepMind. @RWTH alumnus.
Rianne van den Berg
@vdbergrianne
RESEARCHERPrincipal research manager at Microsoft Research Amsterdam. Formerly at Google Brain and University of Amsterdam. PhD in condensed matter physics.
David Hall
@dlwh
ENGINEERResearch Engineering Lead at @StanfordCRFM. Previously co-founder at Semantic Machines ⟶ MSFT. Lead developer of Levanter and Marin @dlwh@sigmoid.social
Omar Sanseviero
@osanseviero
ENGINEERDeveloper Experience Lead at @GoogleDeepMind Building Gemini API, Gemma, AI Studio and more AI products. My views ex-Chief Llama Officer @huggingface 🇵🇪🇲🇽
Arash Vahdat
@ArashVahdat
RESEARCHERResearch Director, leading fundamental generative AI research (GenAIR) @nvidia research, views are my own.
Eli Lifland
@eli_lifland
RESEARCHERAI forecasting and governance @AI_Futures_. Co-author of AI 2027 and the AI Futures Model. Also @aidigest_, @SamotsvetyF. Prev @oughtinc
Ben Hamner
@benhamner
FOUNDERSumble co-founder and CTO. Learning high-quality, structured data about the world. Formerly @kaggle
ashton kutcher
@aplusk
CREATORI build things, stories, companies, collaborations of thoughts, dreams, & believe in a future where we all have a right to pursue happiness. +1 (319) 519-0576
Tim Ferriss
@tferriss
CREATORAuthor of 5 #1 NYT/WSJ bestsellers, early-stage investor (http://tim.blog/portfolio), Tim Ferriss Show podcast (1B+ downloads), founder of http://saiseifoundation.org
Mark Rober
@MarkRober
CREATORFormer NASA and Apple engineer. Current YouTuber and friend of science. CrunchLabs founder- http://crunchlabs.com
Brad Gerstner
@altcap
INVESTORFounder - Altimeter, Invest America | Trump Accounts, Center for Heart Attack Prevention. One precious life. Views here personal. @investamerica24 @bg2pod
scott belsky
@scottbelsky
FOUNDERhelping the creative world make ideas happen. partner @a24 / founder A24Labs; founder @Behance, bod @atlassian & MoMA, author, seed investor, product obsessive.
nxthompson
@nxthompson
EXECUTIVECEO @theatlantic. Going out of business soon, since 1857. Author of “The Running Ground," father of three, American record holder in the 50k.
Jay Hack
@mathemagic1an
ENGINEERHead of AI @clickup. Tweets about AI, computing and knowledge work. Previously founder @codegen / ML @palantir / CS @stanford. Not a pseudonym.
Alex Kendall
@alexgkendall
FOUNDERCEO at @wayve_ai teaching cars how to drive with machine learning 🇳🇿
Brendan McCord 🏛️ x 🤖
@Brendan_McCord
POLICYThe academy for philosopher-builders (https://www.cosmos-institute.org). A law unto myself, just like you.
Abhi Venigalla
@ml_hardware
RESEARCHERResearcher @Databricks. Former @MosaicML, @CerebrasSystems. Addicted to all things compute.
Thomas Dimson
@turtlesoupy
ENGINEERTechnical Staff @OpenAI. Former CEO @illdotinc (acq. OpenAI). Authored “the algorithm” @Instagram. 🇨🇦. Purple monkey dishwasher.
🇺🇦 Alex Polozov
@Skiminok
RESEARCHERMember of Technical Staff @reflection_ai • previously @GoogleDeepMind, @Theteamatx, @MSFTResearch, @uwcse • program synthesis, AI for Code & SWE
Aliisa
@aliisarosenthal
EXECUTIVEformer head of sales @openai, current investor @acrewcapital. fine-tuning two small models with @hodgessam.
Andre Saraiva
@andresnds
RESEARCHERo1-preview, o1-mini, o1, o3-mini,o4-mini, o3... Reasoning Researcher at OpenAI. Ex-DeepMind.
Ashvin Nair
@ashvinair
RESEARCHERRL foundations @cursor_ai. Prev: o1, o3, Code Interpreter @openai, 9 years learning to poke by poking at UC Berkeley
julia villagra
@juliacvillagra
EXECUTIVE@coreautoai ex-Chief People Officer OpenAI | ex-HRT Head of People founder, Tertulia | board member, ICA SF | Mom