Mark Ruffalo @markruffalo.bsky.social A husband, father, actor, director, & a climate justice advocate with an eye out for a better, brighter, cleaner, & more hopeful future for all of us.
ACM CHI @chi.acm.org The Association for Computing Machinery's Computer-Human Interaction Conference and Steering Committee.
#CHI2026 is in Barcelona, Spain 🎨 April 13 -17.
Content managed by Social Media Chairs.
James Padolsey @j11y.io Building safer AI at nope.net :: Previously working on AI governance and evals at @cip.org and weval.org personal: 🏳️🌈 j11y.io // author, engineer, stroke survivor, epileptic. I live in Beijing.
Chris Olah @colah.bsky.social Reverse engineering neural networks at Anthropic. Previously Distill, OpenAI, Google Brain.Personal account.
Addy Osmani @addyosmani.bsky.social Former Engineering lead working on Gemini and Google Cloud AI
I want you to win :) For more on what I'm up to, I'm at addyosmani.com
Steve Rathje @steverathje.bsky.social Incoming Assistant Professor of HCI at Carnegie Mellon studying the psychology of technology. NSF postdoc at NYU, PhD from Cambridge, BA from Stanford. stevenrathje.com
Shira Ovide @shiraovide.bsky.social Writes about A.I. for the Washington Post. New Yorker. Bird watcher. Grumpy. https://www.washingtonpost.com/people/shira-ovide/
Simon Willison @simonwillison.net Independent AI researcher, creator of datasette.io and llm.datasette.io, building open source tools for data journalism, writing about a lot of stuff at https://simonwillison.net/
Jay Alammar @jayalammar.bsky.social Writer http://jalammar.github.io. O'Reilly Author http://LLM-book.com. LLM Builder Cohere.com.
Thomas Wolf @thomwolf.bsky.social Co-founder @huggingface
Max Roser @maxroser.bsky.social — Founder of Our World in Data
— Professor at the University of Oxford
Data to understand global problems and research to make progress against them.
Erik Brynjolfsson @erikbryn.bsky.social Director, @stanforddel.bsky.social
Professor Stanford Institute for Human-centered AI, SIEPR, Stanford department of Economics and GSB
Author https://amazon.com/Second-Machine-Age-Prosperity-Technologies/dp/0393350649
Brian Roemmele @brianroemmele.bsky.social we can only see what we think is possible.
Simon Willison @simon.fedi.simonwillison.net.ap.brid.gy Open source developer building tools to help journalists, archivists, librarians and others analyze, explore and publish their data. https://datasette.io […]
[bridged from https://fedi.simonwillison.net/@simon on the fediverse by https://fed.brid.gy/ ]
Anna Mills @annamillsoer.bsky.social Writer, community college writing teacher, obsessed with AI in education, #OER advocate, author of HowArgumentsWork.org.
annarmills.com 
Kevin Roose @kevinroose.com NYT tech columnist, Hard Fork co-host, best at 0.8x speed
Tim Duffy @timfduffy.com I like utilitarianism, consciousness, AI, EA, space, kindness, liberalism, longtermism, progressive rock, economics, and most people. Substack: http://timfduffy.substack.com
Ethan Mollick @emollick.bsky.social Professor at Wharton, studying AI and its implications for education, entrepreneurship, and work. Author of Co-Intelligence.
Book: https://a.co/d/bC2kSj1
Substack: https://www.oneusefulthing.org/
Web: https://mgmt.wharton.upenn.edu/profile/emollick
Zohran Kwame Mamdani @zohrankmamdani.bsky.social Mayor of New York City
Jeff Dean @jeffdean.bsky.social Google Chief Scientist, Gemini Lead. Opinions stated here are my own, not those of Google. Gemini, TensorFlow, MapReduce, Bigtable, Spanner, ML things, ...
Kamala Harris @kamalaharris.com Always fighting for the people.
Wife, Momala, Auntie. She/her.
107 Days, my behind-the-scenes account of the shortest campaign in history, is available now at https://kamalaharris.link/107Days.
Simon Clark @simonoxfphys.com Science communicator, video maker, author, podcast creator. PhD in theoretical atmospheric physics. Born at 354 ppm.
Ambassador for @coolearthaction
https://linktr.ee/simonoxfphys
Roman Krznaric @romankrznaric.bsky.social Social philosopher, founder @empathymuseum New book HISTORY FOR TOMORROW https://romankrznaric.com TED talk on THE GOOD ANCESTOR http://tinyurl.com/y6779czd 
Cross Labs AI @crosslabsai.bsky.social Bridging the divide between intelligence science and AI technology at the service of human society. We’re hiring: http://crosslabs.org/careers
Robert Reich @rbreich.bsky.social Berkeley professor, former Secretary of Labor. Co-founder of @inequalitymedia.bsky.social and @imcivicaction.bsky.social.
Substack: http://robertreich.substack.com
Buy my new book: https://sites.prh.com/reich
Visit my website: https://rbreich.com/
Richard Branson @richardbranson.bsky.social Screw it, let's do it.
Proof it's the real me: https://www.linkedin.com/posts/rbranson_richard-branson-richardbransonbskysocial-activity-7267516793689124864--I14
Here's my blog: https://www.virgin.com/branson-
Ben Stiller @benstiller.redhour.com Artist whose mediums include film, tv, and soda. www.StillersSoda.com
Pete Buttigieg @petebuttigieg.bsky.social Husband, dad, veteran, writer, and proud Midwesterner. 19th US Secretary of Transportation and former Mayor of South Bend.
The Panel Podcast @thepanel.bsky.social When it comes to bootstrapping and building software, there's rarely one right answer.
The Panel is a new podcast with a purpose: explore the nuance. We want to move past the easy answers, "drive-by advice," and Twitter gurus.
https://panelpodcast.com/
Justin Jackson @justinjackson.ca Internet stuntman 🤸♂️ justinjackson.ca
⚡ Bootstrapping, SaaS, podcasting, calm companies
🎙️ Co-founder of Transistor.fm (podcast hosting).
Alice Huff @mindfulalice.bsky.social 
The Nick Lowry 🔎🔶 @nicklowry.bsky.social All views represent the views of 10 Downing Street, and are not my own.
¯\_(ツ)_/¯
Mark Cuban @mcuban.bsky.social Entrepreneur
Costplusdrugs.com
Wheezy Waiter @wheezywaiter.bsky.social Been making videos since 2007 over on Youtube.com/wheezywaiter.
I'm at all these places, too https://linktr.ee/wheezywaiter
London Cycles @londoncycles.bsky.social Celebrating the joy of cycling as an everyday form of transport in London, UK 🚲 🇬🇧 #LondonCycles
Randall Munroe @xkcd.com 
Senator Bernie Sanders @sanders.senate.gov Sen. Sanders of Vermont, Ranking Member of the U.S. Senate Committee on Health, Education, Labor & Pensions, is the longest-serving independent in congressional history.
Dave Hill @davehillonlondon.bsky.social Writes twice-weekly On London Extra newsletter, available from https://davehillonlondon.substack.com/. Publishes and edits https://www.onlondon.co.uk/. Podcasts: https://www.youtube.com/@DaveHillOnLondon/videos. Busy.
Katie Mack @astrokatie.com Cosmologist, pilot, author, connoisseur of cosmic catastrophes. TEDFellow, CIFAR Azrieli Global Scholar. Domain verified through my personal astrokatie.com website. She/her. Dr.
Personal account; not speaking for employer or anyone else.
Notion @notion.com Write. Plan. Collaborate. With a little help from AI.
Obsidian @obsidian.md The free and flexible app for your private thoughts. For help and deeper discussions, join our community: http://obsidian.md/community
Andy Berr @andyberr.com Building koisense.io to empower people to thrive. Posting about entrepreneurship, tech, self-improvement, and wellness.
Zach Weinersmith @zachweinersmith.bsky.social New Book out this summer: Sawyer Lee and the Quest to Just Stay Home.
Other things of mine: Bea Wolf, A City on Mars, and SMBC
Website: www.smbc-comics.com
Patreon: https://www.patreon.com/ZachWeinersmith?ty=h
Jaz @jaz.sh Jasmine (Jaz)
Gender Nomad
IRC made me gay
Reject drab, wear bright colors and play fast
Former Platform Engineering Lead at Bsky
28. she/her 🏳️⚧️
BSky Stats- https://bsky.jazco.dev/stats
https://github.com/jazware
Mark Hamill @markhamillofficial.bsky.social Believe in yourself! Work hard, never give up & anything's possible! OR: Kick back, relax & aim low: You'll never be disappointed...😜
Our World in Data @ourworldindata.org Our World in Data is a free, nonprofit website with a mission to increase understanding of the world’s largest problems and drive informed action to solve them. Based out of Oxford University (@ox.ac.uk), founded by @maxroser.bsky.social.
Rohan Alexander @rohanalexander.bsky.social I spend too much money on books. And too much time writing them. 🇦🇺🇨🇦.
https://rohanalexander.com
http://tellingstorieswithdata.com
Bansko Nomad Fest @banskonomadfest.bsky.social The world’s largest annual #DigitalNomad festival held in Bansko, #Bulgaria. Held from 22-29 June 2025.
@joshuaoppenheimer.bsky.social @joshuaoppenheimer.bsky.social 
Anthropic @anthropic.com We're an Al safety and research company that builds reliable, interpretable, and steerable Al systems. Talk to our Al assistant Claude at Claude.ai.
Hank Green @hankgreen.bsky.social Long Time Internet Guy
Dr. Robin Carhart-Harris @robincarhartharris.bsky.social 🍄 Ralph Metzner Distinguished Professor,
Neurology & Psychiatry, UCSF.
Psychedelic neuroscientist & psychologist.
Author & pioneer in consciousness research.
https://linktr.ee/Robincarhartharris
Alexandria Ocasio-Cortez @aoc.bsky.social Waitress turned Congresswoman for the Bronx and Queens. Grassroots elected, small-dollar supported. A better world is possible.
ocasiocortez.com
Jay 🦋 @jay.bsky.team Founder & Chief Innovation Officer @ Bluesky
Working on @attie.ai
🌱 🪴 🌳
@levelsio @levels.io 💾 Pieter.com est. 1994
📸 PhotoAI.com $120K/m
🏡 InteriorAI.com $38K/m
🛰 RemoteOK.com $37K/m
🌍 Nomads.com $35K/m
🎁 levelsio.com $23K/m
John Green @johngreensbluesky.bsky.social Author (The Fault in Our Stars, The Anthropocene Reviewed, etc.)
YouTuber (vlogbrothers, Crash Course, etc.)
Football Fan (co-owner of AFC Wimbledon, longtime Liverpool fan)
Opposed to Tuberculosis
Laura Allen @bluecrowblue.bsky.social Maker of many things, from paintings to patisserie. Just now: knitting, weaving, fiber arts. And cats, books. Always cats and books.
Tim Berners-Lee @timbl.bsky.social Inventor of WWW
Co-founder & CTO Inrupt.com | Lead, Solidproject.org
Co-founder WebFoundation.org & theODI.org
Founder w3.org
My memoir ‘This is for Everyone’ https://thisisforeveryone.timbl.com/
Follow me on Mastodon https://w3c.social/@timbl
Indiehackers @indiehackers.bsky.social 
Kevin Anderson @kevinclimate.bsky.social Professor of Energy & Climate Change at Universities of Manchester & Uppsala.
Translating climate science, through carbon budgets, into policy goals & mitigation options.
Co-founder https://climateuncensored.com
London Wildlife Trust @ldnwildlifetrust.bsky.social Championing nature recovery in London, repairing our lost connection to the natural world since 1981.
#LondonWildlifeTrust
https://www.wildlondon.org.uk/
Richard Horton @richardhorton1.bsky.social Tacking towards the truth, but sometimes hitting sand on a falling tide.
Pedal Me @pedalme.bsky.social Cutting edge city logistics for London. Moving more than you thought possible by bike.
Open 7am-7pm Mon-Fri / 8am-5pm Sat/Sun.
Booking: https://pedalme.app/
Clem Cowton @clemcowton.bsky.social Director of External Affairs @OctopusEnergy Group || Board, EnergyUK || Board, Sussex University Energy Group || Founder, Friends of Queens Road Cemetery
Brompton Bicycle @bromptonbicycle.bsky.social For 50 years we’ve been expanding horizons and redrawing maps, so you can go where you’re always welcome.
Brompton. #LifeUnfolded.
Contact our CS Team Online https://www.brompton.com/s/contactsupport
DMs not monitored
Power to Change @powertochange.org.uk We are the think-do tank that backs community business. We turn bold ideas into action so communities have the power to change what matters to them.
powertochange.org.uk
Tim Harford @timharford.ft.com FT columnist, BBC journalist, author, host of Cautionary Tales, professional nerd.
Finance Innovation Lab @thefinancelab.bsky.social The Finance Innovation Lab builds power to transform the financial system for people and planet.
@technation.bsky.social @technation.bsky.social 
Carlos Espinal @carlosespinal95.bsky.social Tiktok: carlosespinal1995 (3M) 😎
Insta: 120K
Creador de contenido de 🇵🇪
29 🥳
Climate Justice Coalition @climatejusticeuk.bsky.social The coalition organising to build the climate justice movement in Britain ➜ across the globe 🌎
climatejustice.uk/climate-justice-coalition
Diego Saez Gil @dsaezgil.bsky.social Founder/CEO at Pachama. Contributor at Earth.
@azeem.bsky.social @azeem.bsky.social 
Richard Burger @thepekingduck.bsky.social Recovering twitter addict, blogger (pekingduck.org), avid Wagnerian, author of Behind the Red Door: Sex in China, classical music, media trainer, China watcher, progressive, anti-Trumper.
Sinan Aral @professorsinan.bsky.social David Austin Professor, MIT; Director @MIT_IDE; Founder, Manifest Capital & Milemark Capital; Hype Machine Author Digital Insider Pod TED Talk
Valentin Hinov @thankbox.com Profitably running https://www.thankbox.com
I sometimes post interesting stuff about startups & product UX.
Much Better Adventures @muchbetteradven.bsky.social On a mission to protect our world's wild places, one adventure at a time. Co-founder of Tourism Declares. Certified B Corp™.
PixelFish @pixelfishstudio.bsky.social I make games
John O'Nolan @johnonolan.bsky.social Founder/CEO at @Ghost.org - Geographically restless.
Mostly posting about publishing, media, open source, JavaScript, Laravel, bootstrapping, SaaS, activitypub, and design. 
Dr. Emily Anhalt @dremilyanhalt.bsky.social Clinical Psychologist • International keynote speaker • Author • CoFounder & CCO @joinCoa • Promoter of self-awareness in all forms ✨
Project Drawdown @projectdrawdown.bsky.social 🌍 The world’s leading guide to science-based climate solutions.
Visit www.drawdown.org to learn more
Christina Kim @christina.bsky.social research @openai
Richard Hammond @richardgehammond.bsky.social Videographer (camera operator, drone pilot CAA/EASA, video editor/director). Publishing Director @greentraveller. Co-host It's a Journey podcast. Views my own.
Karen Edwards @karennedwards.bsky.social Author of The Responsible Traveller and The Planet Friendly Kitchen
Bristol Food Network CIC @bristolfoodnetwork.bsky.social Bristol Food Network CIC is Bristol's sustainable food partnership, nurturing citywide collaboration across all sectors to build a more resilient food system. We coordinate Bristol Good Food 2030 and the Get Growing Trail.
Anne-Laure Le Cunff @neuranne.bsky.social hypercurious :) I write about personal science, systematic curiosity, experimental thinking ꩜⋆✦ • author of Tiny Experiments • researcher at King’s College London & founder of Ness Labs ⇢ https://nesslabs.com
Eric Turner ⛩️ @etdev.bsky.social US-born indie maker in Japan
🇯🇵 http://japan-dev.com
In Tokyo? Hit me up ☕ 😁
Terra.do Climate School @terradotdo.bsky.social An online school for people ready to learn and do more about climate change. Since 2020, thousands have graduated and gone on to step up climate action in their work and communities.
Ben Eidelson @ben8128.bsky.social Just trying to be helpful. Climate Papa. Stepchange Founder & GP.
Ex-Stripe, Ex-Google product person. Recovering founder.
climatepapa.com
LDN Mayor Environment @ldn-environment.bsky.social Updates from the Mayor of London’s Environment and Energy team. Helping London to be greener, cleaner, and make better use of waste, energy & water. Find out more: https://t.co/zdQeG6nSLu 
SoundGlade @soundglade.bsky.social Mindful moments of healing and growth
https://soundglade.com/
@anthropicai.bsky.social @anthropicai.bsky.social 
Ruben Laukkonen @rubenlaukkonen.bsky.social neuroai x zen fool
https://rubenlaukkonen.com/
Mete Coban MBE @metecoban92.bsky.social Deputy Mayor of London for Environment and Energy. Founder My Life My Say. Board London Marathon. Former Hackney Councillor 2014 - 2024. Obama Leader.
søren @sorenrood.bsky.social product @replit