Renaissance Philanthropy

Joshua Achiam

@jachiam0

Freedom, flourishing, and abundance. Prev: @openai. Main author of http://spinningup.openai.com

David Pfau

@pfau

Knowledge manifests itself in radiant dreams that shimmer like the wild sun Views are my own http://davidpfau.com on 🦋

Dylan HadfieldMenell

@dhadfieldmenell

Associate Prof @MITEECS working on value (mis)alignment in AI systems; Safety & Alignment Advisor at http://Character.AI; @dhadfieldmenell@bsky.social; he/him

Surya Ganguli

@SuryaGanguli

Associate Prof of Applied Physics @Stanford, and departments of Computer Science, Electrical Engineering and Neurobiology. Venture Partner @GeneralCatalyst

Irwan Bello

@IrwanBello

Supercomputers & Friends, AI & Science. Past: Founding team & Research Lead at @reflection_ai, @OpenAI, Founding team @character_ai, Google Brain

Yonatan Belinkov

@boknilev

Associate professor of computer science @TechnionLive.

Chenhao Tan

@ChenhaoTan

Professor @UChicagoCS @UChicago. Directing @ChicagoHAI, also part of @UChicagoCI. Email for Postdoc/PhD opportunities. https://chenhaot.com

Yo Shavit

@yonashav

ai resilience @foundationOAI. Past: @openai / @HarvardSEAS / @SchmidtFutures / @MIT_CSAIL. Tweets my own; on my head be it.

Micah Goldblum

@micahgoldblum

🤖Prof at Columbia University 🏙️. All things machine learning.🤖

Daniel Khashabi 🕊️

@DanielKhashabi

I play with intuitions and data. Now: @jhuclsp @jhucompsci Past: @allen_ai @uwnlp @Penn @cogcomp, @Illinois_Alma, @MSFTResearch He/Him

Fred Ehrsam

@FEhrsam

Co-founder @Nudge, @Paradigm, @Coinbase

Chris Anderson (in Bay Area)

@chr1sa

Occupy the skies Past in drones, airtaxis and media. Present in AI+Science. Also nerdy autonomous car racing hobby at @DIYRobocars Photo by @chrismichel

Tamay Besiroglu

@tamaybes

Data @GoogleDeepMind

alth0u🧶

@alth0u

general partner at a16z art is a line through your thoughts erstwhile child

Jay Hack

@mathemagic1an

Head of AI @clickup. Tweets about AI, computing and their impacts on society. Previously founder @codegen / ML @palantir / startups. Not a pseudonym.

Theofanis Karaletsos

@Tkaraletsos

co-founder http://Achira.ai building atomistic world models for simulation of matter | prev Head of AI @cziscience | probabilistic and deep ML

Nitarshan

@nitarshan

compute @anthropic, PhD @cambridge_cl. prev created @aisecurityinst, AI Safety Summit, UK AI Research Resource, EU AI Code of Practice.

Andrew White 🐦‍⬛

@andrewwhite01

Automating science. Cofounder @EdisonSci. Cofounder @FutureHouseSF. Former prof of chem eng.

Thore Graepel

@ThoreG

AI Reasoning. Prev: @DeepmindAI & ML @Altos_Labs. @DeepMind & @MSFTResearch. #AlphaGo & #TrueSkill, family, music, meditation, Patterns of Thought

Haydn Belfield

@HaydnBelfield

Research Scientist (Frontier Planning) at @GoogleDeepMind. Research Affiliate @Cambridge_Uni @CSERCambridge & @LeverhulmeCFI. All views my own.

Wei Hu

@weihu_

@OpenAI

Pan Lu @COLM2026

@lupantech

Postdoc @Stanford @stanfordnlp | PhD @CS_UCLA @uclanlp Amazon/Bloomberg/Qualcomm Fellows | Ex @Tsinghua_Uni @Microsoft | Eubiota/AgentFlow/MathVista/ScienceQA

Seán Ó hÉigeartaigh

@S_OhEigeartaigh

Director of http://ai-far.org at Uni of Cambridge | Researching Big Risks, and impacts of AI & emerging tech. Opinions own. help_peer

Patrick Shafto

@patrickshafto

PM @DARPA; Prof of Math and CS @Rutgers-Newark; co-founder @ http://Redpoll.ai; Math @the_IAS 2021-2023. http://patrickshafto.com/

Vitaliy Chiley

@vitaliychiley

Gemini @GoogleDeepMind | ex @Meta (MSL), @DataBricks (@DBRXMosaicAI), @MosaicML, @cerebras

Joel Lehman

@joelbot3000

ML researcher, co-author Why Greatness Cannot Be Planned. Creative+safe AI, philosophy. SiR @second_natureai; prev OpenAI / Uber AI / Geometric Intelligence

John Maeda

@johnmaeda

VP Eng, Microsoft CoreAI / How To Speak Machine (2025) https://amzn.to/4556o1i or (2019) http://amzn.to/2HjDtM6

Samuel Hammond 🦉

@hamandcheese

Chief economist + AI Policy Director, @joinFAI. Nonresident fellow @NiskanenCenter. Pluralist. 'The world is second best, at best.' | samuel@thefai.org

Caleb Watney

@calebwatney

head of public policy @coeff_giving, previously co-founded @IFP // the US is the R&D lab for the world and we should act like it

David Manheim

@davidmanheim

Founder @alter_org_il, Methods @EvalConsensusAI, emeritus @superforecaster, PhD @PardeeRAND Optimistic on AI, pessimistic on humanity managing the risks well.

Damek

@damekdavis

Prof @Wharton stats / optimization & ML / benchmark https://github.com/teorth/optimizationproblems / course http://OptimizationInPyTorch.com

Brian Huang

@brianryhuang

midtraining @GoogleDeepmind | prev math and cs @mit

Kaiyu Yang

@KaiyuYang4

Lead Scientist @Apodex_AI. Previously: Research Scientist @Meta FAIR, Postdoc @Caltech, PhD @PrincetonCS, Undergrad @Tsinghua_Uni.

Larissa Schiavo

@lfschiavo

cofounder @grove_research previously @eleosai @OpenAI @mural @USC // married to @Miles_Brundage

Amy Lu

@amyxlu

Senior Research Scientist @IsomorphicLabs. Prev: CS PhD @berkeley_ai via @genentech @insitro @UofT 🇨🇦

Steven Wu

@zstevenwu

Computer science prof at Carnegie Mellon @SCSatCMU. Researcher in algorithms and machine learning. https://bsky.app/profile/zstevenwu.bsky.social

Mark Goldstein

@marikgoldstein

absolutely discontinuous with respect to Lebesgue measure. research fellow in ai for science ⚛️ @FlatironInst + ai safety fellow @AnthropicAI

girish sastry

@girishsastry

AI & other things. I used to work at OpenAI on Policy Research.