Co-founder of stealth startup. Inventor of GANs. Lead author of http://www.deeplearningbook.org Founding chairman of @pubhealthaction
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
Logan Kilpatrick
@OfficialLoganK
ENGINEERMember of technical staff, working on @GoogleAIStudio, the Gemini API, & Kaggle. My views!
Bob McGrew
@bobmcgrewai
EXECUTIVELearning new things. Former Chief Research Officer at OpenAI, early exec at Palantir, early employee at Paypal.
clem 🤗
@ClementDelangue
FOUNDERCo-founder & CEO @HuggingFace 🤗, the open and collaborative platform for AI builders
Vinod Khosla
@vkhosla
INVESTORentrepreneurship zealot, grounded technology possibilist, believer in the power of ideas, passionate about sustainability & impact
Nal
@nalkalc
RESEARCHERAngel investor. Ex Researcher in Deep Learning @GoogleDeepMind. Co-creator @GoogleAI Brain Amsterdam, Ex original @DeepMind, Edu at Oxford, UvA and Stanford.
Chelsea Sierra Voss
@csvoss
ENGINEERengineeress ✨ Member of Technical Staff @openai // serious play // past @pilothq, @sendwaveapp, @khanacademy, CS/math @MIT, 2x IBO gold
Irwan Bello
@IrwanBello
RESEARCHERSupercomputers & Friends, AI & Science. Founding team & Research Lead at @reflection_ai. Past: @OpenAI, Founding team @character_ai, Google Brain
Tengyu Ma
@tengyuma
RESEARCHERAssistant professor at Stanford; Co-founder of Voyage AI (http://voyageai.com) ; Working on ML, DL, RL, LLMs, and their theory.
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
Maithra Raghu
@maithra_raghu
EXECUTIVECofounder and CEO @Samaya_AI. Formerly Research Scientist Google Brain (@GoogleAI), PhD in ML @Cornell.
Nikita Bier
@nikitabier
FOUNDERhead of product @x, advisor @solana, venture partner @lightspeedvp, ex-founder @gasappteam (acq by discord), ex-founder @thetbhapp (acq by facebook)
Shivon Zilis
@shivon
EXECUTIVEArtificial intelligence, biological intelligence, and whatever exists in between and beyond. Made in Canada.
Mo Bavarian
@mobav0
RESEARCHERScaling up RL at OpenAI 🍓 Optimization and long context research before. Math PhD, MIT.
Hyung Won Chung
@hwchung27
RESEARCHERAI Research Scientist @Meta Superintelligence Labs. Past: @OpenAI / @Google Brain / PhD @MIT
Tanishq Mathew Abraham, Ph.D.
@iScienceLuvr
RESEARCHERCEO @SophontAI | Founder @MedARC_AI | PhD at 19 (2023) | ex Research Director Stability AI | Biomed. engineer @ 14 | TEDx talk➡https://bit.ly/3tpAuan
Caitlin Kalinowski
@kalinowski007
EXECUTIVEBuilder-strategist in physical AI. Boards: Axon, Institute of Contemporary Art SF.
Adam.GPT
@TheRealAdamG
EXECUTIVEForward Deployed GTM at @OpenAI. Senior token slinger. A fan of NY sports, memes, tech & nice people. NJ. My opinions are my own.
Ariel Herbert-Voss
@adversariel
RESEARCHERFounder @RunSybil. likes: offsec, LLMs, and dumb memes. prev: research scientist @OpenAI / CS PhD @Harvard / @defcon AI Village
Eric Zelikman
@ericzelikman
RESEARCHERcofounder & ceo @humansand - building ai for humans // was lgtm-ing @xAI, phd-ing @stanford
Alex Graveley
@alexgraveley
ENGINEERCo-creator Perplexity Computer, GitHub Copilot, Dropbox Paper. 2x CEO. Thruhiker. Survivor 🎗️
mark pincus
@markpinc
FOUNDERFounder @zynga. Partner/Reinvent Capital. Passionate product maker, biker, surfer. Father of three amazing girls and two amazing boys! Pre order my book!
Matt Shumer
@mattshumer_
INVESTORInvestor in @GroqInc @Etched @Rork @DaytonaIO @OpenRouter + more. Prev: CEO @HyperWriteAI, @OthersideAI Try: http://agent-s.app Press: mattshumermedia@gmail.com
Mike Solana
@micsolana
CREATORbillionaire media tycoon and former mayor of san francisco. disinformation researcher. cmo @foundersfund. editor-in-chief @piratewires 🏴☠️
Lisha
@lishali88
FOUNDERPartner @a16z infra & AI. prev ceo @rosebud_ai angel in seed @fal @periodiclabs @sakana @ExaAILabs PhD @ucberkeley Math & AI
Danielle Belgrave
@DaniCMBelg
RESEARCHERVP of AI/ML @GSK. Curious about using AI to make the world a better place. Views my own.
Xavier (Xavi) Amatriain
@xamat
EXECUTIVELeading AI @ExpediaGroup. Former AI Product @Google. Cofounder @CuraiHQ, @LinkedIn @Quora and @Netflix. Catalan in the Valley. Runner & Ironman.
Shreya Shankar
@sh_reya
RESEARCHERData systems & HCI researcher. On the CS faculty job market. Created http://docetl.org and http://evals.info. PhD @Berkeley_EECS; undergrad @Stanford CS.
Sam Shleifer
@sam_shleifer
RESEARCHERFounding Team Thinking Machines. Previously @c.ai. I like zsh aliases, audiobooks, and running. This does not reflect the opinions of my future self.
Georges Harik
@gharik
ENGINEERhumans& co-founder, 7th employee google, co-created adwords online, co-created adsense targeting, worked on ai, gmail, calendar, bought android.
Vikash Kumar
@Vikashplus
RESEARCHERBuilding Human-embodied Intelligence. CEO @MyoLabAI | Sr. research scientist @OpenAI @GoogleAI @AIatMeta | @berkeley_ai @UWcse #MuJoCo | Ad. Prof. @CMU_Robotic
Casey Handmer
@CJHandmer
CREATORPhysicist, Immigrant, Pilot, Dad. Former Caltech, Hyperloop, NASA JPL. Founder @terraformindies. Hiring!
Nathan Labenz
@labenz
CREATORAI Scout, building text-2-video @Waymark, host of The Cognitive Revolution podcast
Trung Phan
@TrungTPhan
CREATORWrite on business with @workweekinc. Building a privacy-first AI research app @bearlyai.
Stephanie Zhan
@stephzhan
INVESTORGP @Sequoia, investing in AI, from company formation. 1st partner to @linear @mach_industries @middeskhq @reflection_ai @ricursiveai @skildai @tavus
Scott Gottlieb, MD 🇺🇸
@ScottGottliebMD
POLICYSenior Fellow @AEI. Partner @NEA. Contributor @CNBC. 23rd Commissioner of the @US_FDA. Public Boards: @Pfizer @Illumina @TempusAI @UnitedHealthGrp
Crémieux
@cremieuxrecueil
CREATORI write about genetics, 'metrics, and demographics. Read my long-form writing at http://www.cremieux.xyz.
delian
@zebulgar
INVESTORspace drugs and arms @vardaspace | village idiot/partner @foundersfund | porthos @hillvalleyforum
Brad Gerstner
@altcap
INVESTORFounder - Altimeter, Invest America | Trump Accounts, Center for Heart Attack Prevention. One precious life. Views here personal. @investamerica24 @bg2pod
Senator Scott Wiener
@Scott_Wiener
POLITICIAN6’7” CA State Senator 🏳️🌈 ✡️ Policy nerd & chronic legislative overachiever 🤓 Running for Congress to protect our democracy 💙 Vote June 2, 2026 🗳️
Jerry Liu
@jerryjliu0
FOUNDERParsing the world's hardest PDFs @llama_index. cofounder/CEO Careers: https://www.llamaindex.ai/careers Enterprise: https://www.llamaindex.ai/contact
Jay Hack
@mathemagic1an
ENGINEERHead of AI @clickup. Tweets about AI, computing and knowledge work. Previously founder @codegen / ML @palantir / CS @stanford. Not a pseudonym.
Anthony Goldbloom
@antgoldbloom
FOUNDERWorking on something new; investment partner at @aixventureshq; previously CEO of @kaggle
Jacob Helberg
@jacobhelberg
POLITICIANUnder Secretary of State proudly serving @realdonaldtrump @potus @secrubio (personal account)
Sriram Krishnan
@sriramkri
POLITICIANhttp://www.kearnyjackson.com Investor/Advisor: Speak, Figma, Writer, Calm, Motherduck, Unit, Sorare, Framer, Varda, Monarch, Bending Spoons, Notion, Array etc
Abhi Venigalla
@ml_hardware
RESEARCHERResearcher @Databricks. Former @MosaicML, @CerebrasSystems. Addicted to all things compute.
Sarah Shoker
@SarahShoker
RESEARCHERSenior Research Scholar in AI at the Berkeley Risk and Security Lab at UCB. Formerly the Lead of the Geopolitics Team at OpenAI.
julia villagra
@juliacvillagra
EXECUTIVE@coreautoai ex-Chief People Officer OpenAI | ex-HRT Head of People founder, Tertulia | board member, ICA SF | Mom
Roy Frostig
@froystig
RESEARCHERresearch scientist at @googledeepmind. co-author of JAX (https://github.com/jax-ml/jax)
