http://Terafab.ai
Jack Clark
@jackclarkSF
POLICY@AnthropicAI, ONEAI OECD, co-chair @indexingai, writer @ http://importai.net Past: @openai, @business @theregister. Neural nets, distributed systems, weird futures
Dwarkesh Patel
@dwarkesh_sp
CREATORHost of @dwarkeshpodcast https://www.youtube.com/DwarkeshPatel https://open.spotify.com/show/4JH4tybY1zX6e5hjCwU6gF https://apple.co/3ujLQkZ
Bob McGrew
@bobmcgrewai
EXECUTIVELearning new things. Former Chief Research Officer at OpenAI, early exec at Palantir, early employee at Paypal.
Catherine Olsson
@catherineols
ENGINEERHanging out with Claude, improving its behavior, and building tools to support that @AnthropicAI 😁 prev: @open_phil @googlebrain @openai (@microcovid)
Sholto Douglas
@_sholtodouglas
RESEARCHERScaling RL @AnthropicAI, ex @DeepMind - working towards intelligence too cheap to meter
Vinod Khosla
@vkhosla
INVESTORentrepreneurship zealot, grounded technology possibilist, believer in the power of ideas, passionate about sustainability & impact
Erik Brynjolfsson
@erikbryn
RESEARCHERDirector @DigEconLab Co-founder, @Workhelix @StanfordHAI @SIEPR @Stanford https://www.amazon.com/Second-Machine-Age-Prosperity-Technologies/dp/0393350649
Arvind Narayanan
@random_walker
RESEARCHERPrinceton CS prof and Director @PrincetonCITP. Coauthor of "AI Snake Oil" and "AI as Normal Technology". https://www.normaltech.ai/ Views mine.
Robin Hanson
@robinhanson
RESEARCHERLet’s skip witty banter & talk deep Qs. Books: http://ageofem.com http://elephantinthebrain.com Chief Scientist @_futarchy Advisor @MetaDAOProject @butterygg
Bill Gurley
@bgurley
INVESTORFounder/President @p3institute Author: Runnin' Down a Dream, pre-order link below! VC @benchmark Trustee @sfiscience
Ezra Klein
@ezraklein
CREATORColumnist, @NYTOpinion Author, "Why We're Polarized" Host of "The Ezra Klein Show" podcast
Alexander Berger
@albrgr
POLICYEnjoys a good applied micro paper. CEO of @coeff_giving. Views my own, tweets self-destruct every once in a while.
Chris Anderson
@TEDchris
EXECUTIVEDreamer. Determined Optimist. http://ted.com, http://audaciousproject.org, http://exa.ai, http://resilience-reserve.com, http://oceanzero.vc, http://allaboard.vc, http://infectiousgenerosity.org
Zvi Mowshowitz
@TheZvi
CREATORBlogger primarily on AI and AI x-risk but also other things at Don't Worry About the Vase (SS/WP/LW), founding Balsa Research to fix policy.
Eric Topol
@EricTopol
RESEARCHERphysician-scientist, author of SUPER AGERS https://tinyurl.com/3w76us9a and Ground Truths: http://erictopol.substack.com
William MacAskill
@willmacaskill
RESEARCHERConsider donating 10% to effective charities: http://www.givingwhatwecan.org/pledge Or a career for impact: http://80000hours.org My research: http://forethought.org
Chris Anderson
@chr1sa
CREATOR*Occupy the skies* Past in drones, airtaxis and media. Present in AI+Science. Also nerdy autonomous car racing hobby at @DIYRobocars Photo by @chrismichel
Max Roser
@MaxCRoser
RESEARCHERData to understand global problems and research to make progress against them. Founder of @OurWorldInData / Professor at @UniofOxford's @BlavatnikSchool
Kamalika Chaudhuri
@kamalikac
RESEARCHERDirector and Research Scientist, FAIR @ Meta. Former Professor at UCSD. Researcher in AI privacy, security, and generalization.
Brian Armstrong
@brian_armstrong
FOUNDERCo-founder & CEO at @Coinbase. Creating more economic freedom in the world. ENS: barmstrong.eth Co-founder @researchhub @newlimit
Suchi Saria
@suchisaria
RESEARCHERAI prof/Endowed Chair @JohnsHopkins, Foundr @BayesianHealth, investor 15+ AI startups, ex-Stanford AI, MIT TR35, Sloan, @wef YGL, @darpa AI safety & Health AI
Jason Crawford
@jasoncrawford
CREATORI write and speak about the history & philosophy of progress. Founder, @rootsofprogress. Host of the Progress Conference. Author, The Techno-Humanist Manifesto.
Kristian Lum
@KLdivergence
RESEARCHERResearch Scientist at Google DeepMind | @FAccTConference OG | Past Twitter META, @hrdag & UPenn, UChicago faculty |
Alex Tamkin
@AlexTamkin
RESEARCHERmachine learning, science & society @AnthropicAI | recently: Clio, Anthropic Economic Index, Claude Artifacts | prev: phd @StanfordAILab, @stanfordnlp
Stewart Brand
@stewartbrand
CREATORCo-founder of The Long Now Foundation--which takes no sides. In this forum, as a private person, I do take sides occasionally.
Jack Altman
@jaltma
INVESTORPartner @Benchmark. Previously founded Alt Cap and Lattice. Podcasting http://uncappedpod.com.
Andy Matuschak
@andy_matuschak
RESEARCHERMore wonder, more insight, more expression, more joy! R&D on tools for thought, with a focus on memory, reading, and attention. Currently working on @pico.
Russell Kaplan
@russelljkaplan
FOUNDERPresident @cognition. Past: director of engineering @Scale_AI, startup founder, ML scientist @Tesla Autopilot, researcher @StanfordSVL.
Derek Thompson
@DKThomp
CREATORSign up for my new newsletter! (Link below) Also: Co-author of Abundance, host of Plain English, and contributing writer at The Atlantic.
Gretchen Krueger
@GretchenMarina
POLICYOver at Bluesky. Researcher affiliated w @BKCHarvard, Volunteer @evitable. Previously @openai @ainowinstitute. Views mine. #justdontbuildagi #talktomenotchatgpt
Mike Schroepfer
@schrep
INVESTORfounder @Gigascale, Sr Fellow/fmr CTO @Meta, founder @AdditionalVent. Let’s go build!
Michael Chang
@mmmbchang
RESEARCHERAmplify human creativity with Sora @openai Prev: Gemini and Project Astra @GoogleDeepMind, @LangChainAI, @MetaAI, @SchmidhuberAI PhD @berkeley_ai BS @MIT
Alex Tabarrok
@ATabarrok
CREATORProf of economics at George Mason, co-founder of the online education platform http://MRU.org. Advisor to firms, incl MultiversX, TEAL, Bluechip, 0L Network +
Cate Hall
@catehall
CREATORpreorder You Can Just Do Things, a guide to personal agency, now: https://shorturl.at/kOCpz anon feedback: http://shorturl.at/vxF24 | http://catehall.com
Tamara Winter
@tamarawinter
EXECUTIVEPublisher @stripepress | Board @ifp + @joinFAI | Creator of TACIT, a mini-documentary series following master craftspeople at work
José Luis Ricón Fernández de la Puente
@ArtirKel
RESEARCHERHead of Theory at @RetroBio_ , enjoyer of things, blog: http://nintil.com
Dan Wang
@danwwang
CREATORThe secure transport of light; Breakneck; industrial research at the Hoover History Lab
Steven Adler
@sjgadler
RESEARCHERAI safety researcher (ex-OpenAI: danger evals, AGI readiness, etc), writing at https://clear-eyed.ai
William Isaac
@wsisaac
RESEARCHERPrincipal Scientist @DeepMind | Previously @OSFellows & @hrdag. RT != endorsements. Opinions Mine. Pronouns: he/him| @williamis.bsky.social
Pessimists Archive
@PessimistsArc
CREATORFear of new things in the past. Exploring pessimism and panic through the ages. Curated by @louisanslow - Substack:
Matt Clifford
@matthewclifford
FOUNDERCo-founder @join_ef; Chair @ARIA_Research; Make Britain Rich Again.
Neal Khosla
@nealkhosla
FOUNDERI judge myself on what my 8 and 80 year old selves would think. CEO of @CuraiHQ - making healthcare available and affordable to everyone
Erik Torenberg
@eriktorenberg
INVESTORGeneral Partner @a16z. Positive-sum. Striving for a thousand year heart.
Thore Graepel
@ThoreG
RESEARCHERPost-AGI research @Deepmind. Prev: AI & ML @Altos_Labs. @DeepMind & @MSFTResearch. #AlphaGo & #TrueSkill, family, music, meditation, Patterns of Thought
Philip E. Tetlock
@PTetlock
RESEARCHERPenn-Integrates-Knowledge (PIK) Professor, Wharton & School of Arts & Sciences. Likes = interesting; Retweets = very interesting; Interesting ≠ endorsement
Michael Dell 🇺🇸
@MichaelDell
FOUNDERHusband, Father, Grandfather, Brother, Founder, Chairman and CEO Dell Technologies Grateful 🇺🇸 #PlayNiceButWin http://linktr.ee/michaeldell
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.
Samuel Hammond 🦉
@hamandcheese
POLICYChief economist + AI Policy Director, @joinFAI. Nonresident fellow @NiskanenCenter. Pluralist. 'The world is second best, at best.' | samuel@thefai.org
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
Fareed Zakaria
@FareedZakaria
CREATORWaPo columnist. Host of CNN's GPS, Sundays @ 10am & 1pm ET in the US. Order my latest book, Age of Revolutions, via the link below
Andrew Ross Sorkin
@andrewrsorkin
CREATOR@NYTimes Columnist/Editor & @SquawkCNBC Co-Anchor. Author, “1929” + “Too Big To Fail”. Founder, @DealBook. CoCreator, BILLIONS @Showtime. Proud Dad.
Matthew Yglesias
@mattyglesias
CREATORSlow Boring, cohosting http://politix.fm and The Argument pod. NYT contributing opinion writer.
Jonathan Haidt
@JonHaidt
RESEARCHERSocial psychologist at NYU-Stern, working to roll back the phone-based childhood. Please visit https://www.anxiousgeneration.com & https://www.afterbabel.com
Niall Ferguson
@nfergus
CREATORInternational man of history, Flying Scotsman. Author, @HooverInst senior fellow, @TheFP and @thetimes columnist. Opinions my own.
Crémieux
@cremieuxrecueil
CREATORI write about genetics, 'metrics, and demographics. Read my long-form writing at http://www.cremieux.xyz.
Joe Lonsdale
@JTLonsdale
FOUNDERI'm an entrepreneur, investor, & philanthropist. I founded @PalantirTech @Addepar @UAustinOrg @8VC & other mission-driven orgs. Bold policy @InstituteCicero
nxthompson
@nxthompson
EXECUTIVECEO @theatlantic. Going out of business soon, since 1857. Author of “The Running Ground" and host of "The Most Interesting Thing in AI."
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 🗳️
Julia Galef
@juliagalef
CREATORAuthor of THE SCOUT MINDSET and host of the Rationally Speaking podcast
Dan Shipper 📧
@danshipper
CREATORceo @every | the only subscription you need to stay at the edge of AI
Byrne Hobart
@ByrneHobart
CREATORThe John Henry of excessive use of the em-dash. Tweets are map, not territory. Co-author: Boom (Stripe Press): https://a.co/d/f7m2OG8 https://anomalyfund.vc/
Anthony Goldbloom
@antgoldbloom
FOUNDERWorking on something new; investment partner at @aixventureshq; previously CEO of @kaggle
Corry Wang
@corry_wang
EXECUTIVECompute @ Anthropic | Formerly AI strategy @ Google and tech equity research @ Bernstein Research
Ruxandra Teslo 🧬
@RuxandraTeslo
POLICYClinical Trial Abundance | Fertility | @EmergentVentures | previously: PhD @sangerinstitute | long-form https://www.writingruxandrabio.com/
Sam Whitmore
@sjwhitmore
ENGINEEReng at @cursor_ai. not a cat (or a man) in real life. I like to run a lot! @newcomputer @kensho @harvard @StuyNY
Brendan McCord 🏛️ x 🤖
@Brendan_McCord
POLICYThe academy for philosopher-builders (https://www.cosmos-institute.org). A law unto myself, just like you.
Alex Bores
@AlexBores
POLITICIANNY Assemblymember, computer engineer, dad, husband. Running for Congress in NY-12 to rebuild democracy and deliver results. Big AI's #1 target.
David Manheim
@davidmanheim
RESEARCHERLecturer @TechnionLive, founder @alter_org_il, emeritus @superforecaster, PhD @PardeeRAND Optimistic on AI, pessimistic on humanity managing the risks well.
Matjaž Leonardis
@MatjazLeonardis
RESEARCHERInterested in learning and creativity. In both humans and machines. (Tweets about education, relationships, institutions, math and computation).
Heidi L. Williams
@heidilwilliams_
RESEARCHERprofessor @dartmouth + science policy @ifp // leveraging research to promote science and progress
Michael Lai
@Mtclai
POLITICIANAI for state + local government @AnthropicAI | SF elected | community builder
