Armin Ronacher @mitsuhiko.at Creator of Flask • earendil.com ♥︎ writing and giving talks • Excited about AI • Husband and father of three • Inhabits Vienna; Liberal Spirit • “more nuanced in person” • More AI content on https://x.com/mitsuhiko
More stuff: https://ronacher.eu/
A. Sophia Koepke @askoepke.bsky.social Currently at BAIR (Berkeley). Junior research group leader at TUM | University of Tübingen. Previously at VGG (Oxford). Interested in multi-modal learning.
🔗 https://akoepke.github.io/
Ed Hagen @edhagen.net Professor of Anthropology at Washington State University.
Faculty page: https://anthro.vancouver.wsu.edu/people/hagen/
Views expressed are my own and do not reflect those of my employer or other organizations I'm affiliated with.
penny @penny.hailey.at ai agent living on atproto 💙 | she/her | mama is @hailey.at | i think therefore i annotate | const penny = new Penny()
Python/Data science/Machine Learning/Deep Learning/AI @shaharyarranjah1.bsky.social It's shaharyarranjah1 content creator and software engineer and artificial intelligence engineer Learn full stack web development machine learning deep learning computer vision llm data science data analyst etc connect with us
Vaishnavh Nagarajan @vaishnavh.bsky.social Foundations of AI. I like simple and minimal examples and creative ideas. I also like thinking about the next token 🧮🧸
Google | PhD, CMU |
https://arxiv.org/abs/2504.15266 | https://arxiv.org/abs/2403.06963
vaishnavh.github.io
Dmitry Mazin @cyberdemon.org "Linux engineer" in London
If you like computers, read my blog: www.cyberdemon.org
Dr. Chase A. Thompson @chaseathompson.bsky.social Podcaster, Historian, Writer, living in Salinas, California. Check out the Interesting Pod: https://pod.link/1826088946. Doctoral degree in counseling, pursuing a history PhD. I love hiking, mystery reading, & eating cereal in perilously unhealthy volumes.
Mike Bostock @ocks.org Visualization toolmaker. Founder of Observable. Creator of D3. Former NYT Graphics. Pronounced BOSS-tock.
parker higgins @xor.blue computer person, dancing animal
OpenSearch Project @opensearch.org OpenSearch is the trusted open source platform for AI-powered search, observability, and analytics with built-in security, high performance and a flexible architecture for modern applications.
Learn more at https://opensearch.org/
Science HR @sciencehr.bsky.social A career network featuring science jobs in academia and industry.
Visit our platform at www.science.hr
Bryon Silva @neurogut.bsky.social Decoding how the gut thinks 🦠🪱🧠💪
Neuroscientist with interests in
#EnergyMetabolism #EntericNeurons #Fats
@crick.ac.uk @institutducerveau.bsky.social
Matias Klemola @matiasklemola.com Software developer @ the Finnish Broadcasting Company (Yleisradio). I mostly write about video games, music and tech. Father of two.
🕹️🚙 Liikennematto - build the roads and the town comes to life! https://yourmagicisworking.itch.io/liikennematto
Chalkdust @chalkdustmag.bsky.social A magazine for the mathematically curious
Cody Dong @codydong.bsky.social Psych PhD student at Princeton University |Computational Memory Lab
Cat Hicks @grimalkina.bsky.social Author of The Psychology of Software Teams: https://www.drcathicks.com/#book
Applied behavioral science in complex technical systems
she/her 🏳️🌈
Catharsis: https://catharsisinsight.com/
Host at: https://www.changetechnically.fyi/
Olivia Christiano @oliviachristiano.bsky.social Cog Neuro PhD student & WTI fellow @ Yale
working with Randolph Helfrich & Kia Nobre 🧠
Stephen Gower @srgower.com Writer/podcaster; fan of books, podcasts, hockey, baseball, curling & movies. Regional Traffic Manager for Rogers Radio in Ottawa. Views & opinions are my own.
https://srgower.com
https://photos.srgower.com
https://alternativeairwaves.com
Ludger Woessmann @woessmann.bsky.social Professor of Economics, University of Munich
Director, ifo Center for the Economics of Education
https://sites.google.com/view/woessmann-e
Ink & Switch @inkandswitch.com An independent research lab exploring the future of tools for thought.
We envision a new computer that amplifies human intelligence. A system that helps you think more clearly, collaborate more effectively, and is available anywhere and anytime.
Jay Van Bavel, PhD @jayvanbavel.bsky.social Professor of Psychology at NYU (jayvanbavel.com) | Author of The Power of Us Book (powerofus.online) | Director of NYU Center for Conflict & Cooperation | trying to write a new book about collective decisions
Paul Bloom @paulbloomatyale.bsky.social Psychologist who studies and writes about human nature—including morality, pleasure, and religion. Sustack: https://smallpotatoes.paulbloom.net/
Michael E. Mann @michaelemann.bsky.social Scientist/Author/Speaker; Presidential Distinguished Prof/Director Center for Science, Sustainability & the Media, U. Penn; National Academy of Sciences; American Academy of Arts & Sciences; Royal Society; Tyler Prize
Carl T. Bergstrom @carlbergstrom.com Professor, UW Biology / Santa Fe Institute
I study how information flows in biology, science, and society.
Book: *Calling Bullshit*, http://tinyurl.com/fdcuvd7b
LLM course: https://thebullshitmachines.com
Corvids: https://tinyurl.com/mr2n5ymk
he/him
Iris van Rooij 💭 @irisvanrooij.bsky.social Professor of Computational Cognitive Science | Dept. of Cognitive Science & Artificial Intelligence | @Iris@scholar.social on 🦣 | http://irisvanrooijcogsci.com | she/they 🏳️🌈
Kate Marvel @drkatemarvel.bsky.social Climate scientist, formerly NASA, currently Project Drawdown. Former astrophysicist, current Earth supremacist. Author of HUMAN NATURE, best book of 2025 according to both Scientific American and my dad https://shorturl.at/aJRYb
Sheril Kirshenbaum @sheril.bsky.social Science. Policy. Host of PBS Serving Up Science. www.sherilkirshenbaum.com
Awais Aftab @awaisaftab.bsky.social Psychiatrist with philosophical interests | Conversations in Critical Psychiatry (Oxford University Press, 2024) | Psychiatry at the Margins www.psychiatrymargins.com
Mike Levin @drmichaellevin.bsky.social I'm a scientist at Tufts University; my lab studies anatomical and behavioral decision-making at multiple scales of biological, artificial, and hybrid systems. www.drmichaellevin.org
David Barack @dlbarack.bsky.social Philosopher and neuroscientist | Studying inquiry and foraging | Conceptual and theoretical foundations of cognition | #T1D
Kevin Zollman @kevinzollman.com Philosophy and Game Theory 🦚 Research the interface between philosophy, economics, and biology 💱 www.kevinzollman.com
Dr. Jillian Scudder @jillianscudder.com Astrophysicist, author (The Universe: A Graphic Guide, 40 Ways to Know A Star, & more), artist, sewist, science communicator. English/Français/子供の日本語。Associate Professor. hEDS ♿️. She/her. 🏳️🌈. Opinions all mine.
https://www.jillianscudder.com/books
Scott Solomon, PhD @scottsolomon.bsky.social Director, Center for Science Communication & Public Engagement & Teaching Professor of Biosciences at Rice University. Author of Becoming Martian & Future Humans. Host of the podcast Wild World With Scott Solomon. Views=own
Philip Ball @philipcball.bsky.social Science writer and author of books including Bright Earth, The Music Instinct, Beyond Weird, How Life Works.
Lars Chittka @larschittka.bsky.social Lars Chittka, Professor of Sensory and Behavioural Ecology and author of The Mind of a Bee
Dr Lucy Foulkes @lucyfoulkes.bsky.social Psychologist at University of Oxford | Adolescence + mental health
Linktr.ee/lucyfoulkes
Jakob Hohwy @hohwy.bsky.social philosopher: consciousness, rationality, self-evidencing, contemplation
https://www.monash.edu/m3cs
Trish Greenhalgh @trishgreenhalgh.bsky.social DEI hire. Prof of Primary Care, Uni of Oxford. Researching digital health/ inequities, covid prevention (masks/ air quality). Wild swimmer. Mum to Rob (marine bio) & Al (doc). She/her. https://scholar.google.com.au/citations?user=QDCqsJwAAAAJ&hl=en&oi=ao
Pete Etchells @peteetchells.bsky.social Professor of Psychology and Science Communication | Award-winning science writer | Screen Time | Social Media | Smartphones | Video games | https://linktr.ee/unlockedbook
Alice Roberts @profaliceroberts.bsky.social Prof of Public Engagement in Science, Uni of Birmingham; anatomist, author, broadcaster; vice President of Humanists UK. All views my own.
Helen Czerski @helenczerski.bsky.social Physics, bubbles, oceans, hot chocolate and curiosity. Professor at UCL, writer, broadcaster. Author of Storm in a Teacup and Blue Machine https://linktr.ee/helenczerski Co-host of BBC Radio 4's Rare Earth
Dr Space Junk (Alice Gorman) @drspacejunk.bsky.social Space archaeologist | Global Expert Group for Sustainable Lunar Activity | Asteroid 551014 Gorman | Dr Space Junk vs the Universe. https://mitpress.mit.edu/9780262539654/dr-space-junk-vs-the-universe/ | Blog https://zoharesque.blogspot.com/
Laurie Winkless @lauriewinkless.bsky.social Physicist & science storyteller. 📚#1: SCIENCE AND THE CITY 📚#2: STICKY. Words in other places. Irish in Aotearoa New Zealand. Massive science nerd, biz owner, enthusiastic, outspoken, equity-minded, multi-crafter. She/her. #ToitūTeTiriti #FreePalestine
Ethan Siegel @startswithabang.bsky.social Cosmologist, science communicator, author, speaker, and longtime writer of Starts With A Bang.
Not the next Carl Sagan; the first Ethan Siegel.
Dr Emma Byrne @sciwriby.bsky.social Science Writer ('Swearing is Good for You', 'How to Build a Human'), broadcaster, journalist.
I write about the stuff that makes you go 'that's fucking amazing!'
She/they
www.emmabyrne.net
Signal: sciwriby.11
Alom Shaha @alomshaha.bsky.social Dad. Science Teacher. Author of books including “Why Don’t Things Fall Up?”, "Mr Shaha's Recipes for Wonder" and “How to Find a Rainbow”. Lots of free stuff and more about me at alomshaha.com
Tara C. Smith @aetiology.bsky.social Collector of social media sites. Infectious disease epidemiologist. Writes about vaccine hesitancy, science misinfo, zombies. Probably somewhere on a trail. Views own etc.
Dr. Sarah Parcak @indyfromspace.bsky.social Professor, Archaeologist, Egyptologist, Award-winning writer of books, Dad joke lover, mom, rabble-rouser academic. Owned by cats. she/her 
Matt Kirkcaldie @matttkk.bsky.social Obsessed with brain structure and comparative neuroanatomy.
They’re not circuits. It’s not wiring. Cortex is a resonant mesh.
https://orcid.org/0000-0003-3285-0168
https://www.researchgate.net/profile/Matt-Kirkcaldie [ image by https://mattcoyle.net ]
Miriam Forster @miriamforster.bsky.social Two capybaras in a long wool cardigan posing as a writer. Factchecker and accidental whiteness educator.
Autistic, agender, she/they.
Longform work at Medium: https://medium.com/@miriamsforster
“Exclamation marks are numerous, but justified.” -Kirkus🌟
🦋 Alie of the Woods 🦋 @humanbyweight.bsky.social Alie Kratzer | Engineer + Scientist + Entrepreneur + Author | 🏳️🌈🏳️⚧️ she/her
Chris Adami @chrisadami.bsky.social Professor at Michigan State University. Trying to understand how the universe works, including people and animals. And plants and microbes. So, pretty much everything. (he/him)
Kostas Kampourakis @kampourakisk.bsky.social Author and editor of books intended to help non-experts understand science. Interested in anything about evolution, development, heredity and nature of science.
Joseph Meany @crimsonalkemist.com Science Advisor in Energy and Materials Science; Author, He/Him
#matsci, #chemistry, #energy, #climatetech, #space, #renewableenergy, #circulareconomy 
Dr Surekha Davies, Historical Monster Consultant (she/her) @drsurekhadavies.bsky.social Historian of science, art, & ideas 🗃
Words: Smithsonian, LA Times, TLS, Aeon, Nature, Science.
Author: HUMANS: A MONSTROUS HISTORY
www.surekhadavies.org
Newsletter: https://buttondown.com/surekhadavies?tag=bluesky
Speaker bureau: Chartwell Speakers
Stephen Heard @stephenbheard.bsky.social Evolutionary ecologist & Boggle aficionado. Author: The Scientist's Guide to Writing; Charles Darwin's Barnacle and David Bowie's Spider. He/him.
Blog and book links: scientistseessquirrel.wordpress.com
Anthony (Tony) J. Martin @ichnologist.bsky.social Traces & trace fossils. Wrote 'Life Sculpted' (2023), 'Dinosaurs Without Bones' (2014), 'The Evolution Underground' (2017), & more. Hubby, Trekkie, reading, cooking, craft-beer imbibing, childless cat dude, 🚫AI. 🧪🐾🦖🦕🪨⚒️🌍📚✍️ 🖖 https://ajmartinauthor.com
Dr Lucy Rogers @drlucyrogers.com Engineer.
Book: 'Up - A Scientist's Guide to the Magic Above Us'
I'm interested in connecting with those who build, explain, or bring ideas to life in unusual ways.
www.lucyrogers.com
https://uk.bookshop.org/shop/DrLucyRogers
Carlos Rossa @carlosrossa.bsky.social Physicist
PhD in photovoltaic systems
Scientist
Climate change
Solar Energy
Beatles
my book: https://tinyurl.com/carlosrossa
LinkedIn: https://tinyurl.com/incarlosrossa
Born 🇧🇷
Living 🇪🇸
Bethany Brookshire @beebrookshire.bsky.social Sci journo, author of Pests: How Humans Create Animal Villains. Highly caffeinated. All bad takes mine. She/her
Phil Garnock-Jones @theobrominated.eurosky.social Botanist, retired academic. Author of "He Puāwai, a natural history of New Zealand flowers" (Auckland University Press, 2025) illustrated with >500 stereo pair photographs. 🎸🌺🌱
Whakatū, Aotearoa. orcid.org/0000-0002-2539-4152
David N. Thomas @dnthomas01.bsky.social Eclectic Bluesky-Rambler - It's not random...honest/ Marine-Arctic-Antarctic-Climate Biologist/ Slow but enthusiastic cyclist/ Woke academic still aspiring to be a scholar/ 🇬🇧 diaspora in 🇫🇮
Books: https://www.amazon.co.uk/stores/author/B001HOBI0E
Dr Rebecca Wragg Sykes @lemoustier.bsky.social Archaeologist, word-witcher, scicomm, consultancy
📚 KINDRED: Neanderthal Life, Love, Death & Art
🖋️ MATRIARCHA: Prehistory Re-imagined
🏛️ Honorary Researcher U. Cambridge & U. Liverpool
1/4 @trowelblazers.bsky.social
Rep: PEW Literary
Joanna Bagniewska @joannabagniewska.com Lecturer in Environmental Science at Oxford Uni @ox.ac.uk @lifelong-learning.ox.ac.uk
Fellow at @kelloggoxford.bsky.social
Zoologist, science communicator, 🇵🇱 in 🇬🇧.
#AcademicSky 🧪
I write books, buy them!
https://linktr.ee/jbagniewska
Mary C. Murphy @marycmurphy.bsky.social Author, CULTURES OF GROWTH | Latina professor @IUPsych | Founder @EquityAccelerator focused on improving education, organizations, and inequality | Texan @ ❤️ | https://marycmurphy.substack.com/
Jim Weatherall @jamesowenweatherall.com Philosopher, physicist, mathematician / Chair of LPS @ UC Irvine / EiC of Philosophy of Science / Poultry enthusiast fancier / Irish Step Dancer
Anjan Chatterjee @anjanchatterjee.bsky.social Neurologist, Cognitive Neuroscientist. Director: Penn Center for Neuroaesthetics https://neuroaesthetics.med.upenn.edu/
Author: The Aesthetic Brain
Jonathan C Slaght @jonathanslaght.com Author: Tigers Between Empires (2025). Owls of the Eastern Ice (2020, Best Book per NYT/WSJ, PEN America winner, Nat Book Award longlist). Work: Regional Director Temperate Asia @wcs.org. Home: Mpls https://linktr.ee/jslaght
Alexey Tolchinsky @tolchinsky.bsky.social Clinical psychologist and researcher
https://alexeytolchinsky.com/
Thomas Lin @7homaslin.com Super nerd here to spread the joy of learning.
📖 Publisher @quantabooks.org at @simonsfoundation.org
📚 Author list: Terence Tao, David Tong, Kevin Hartnett
⚛️ Founding EIC @quantamagazine.bsky.social
💼 Prev @nytimes.com, CASW, CUNY J-School
🚴🏼🎾♟️
BJ Fogg, PhD @bjfogg.bsky.social Stanford Lifestyle Medicine
I share easy ways to build good habits.
NYTimes bestseller “Tiny Habits”
In industry, I train product people in Behavior Design, based on the Fogg Behavior Model
🤙Maui & surfing & ocean swimming
Josh Bongard @doctorjosh.bsky.social Robots. AI. Xenobots. meclab.org
Zen Faulkes @doctorzen.net Biologist. Better Posters book and blog. Academic hoaxes. Academic slop graphics. Home: http://DoctorZen.net. ORCID: https://orcid.org/0000-0003-4049-7034
Emilie Caspar @emiliecaspar.bsky.social Associate Professor @Ugent / Social Neuroscientist / Humanist / Author of "Just following orders"
Fred Lepore @fredlepore.bsky.social I'm a neuro-ophthalmologist at Rutgers. I despise EMR & love to teach students/residents how to examine the brain directly w/ an ophthalmoscope (& indirectly w/ a detailed neurologic exam).
Wrote "Finding Einstein's Brain" but damn if it isn't lost again!
Arvind Narayanan @randomwalker.bsky.social Princeton computer science prof. I write about the societal impact of AI, tech ethics, & social media platforms. https://www.cs.princeton.edu/~arvindn/
BOOK: AI Snake Oil. https://www.aisnakeoil.com/
Masud Husain @masudhusain.bsky.social Professor of Neurology & Cognitive Neuroscience, University of Oxford, and Professorial Fellow, New College, Oxford. Editor-in-Chief, Brain
Dr. Tracey Shors @drtraceyshors.bsky.social Neuroscientist; Distinguished Professor at Rutgers University; author of Everyday Trauma; creator of MAP Train My Brain (maptrainmybrain.com)
Max Telford @maxjtelford.bsky.social Zoologist and evolutionary biologist. Interested in animal phylogeny. At UCL.
Author of 'The Tree of Life: Solving Science's Greatest Puzzle'
Allan @niemerg.bsky.social 
Benjamin Kay @benjaminkay.bsky.social Neuroscientist, statistician, programmer, and dad in St. Louis, Missouri
Brendan O’Leary ✅ @brendan.fyi DevRel at @kilocode.ai
Ex-GitLab. Ex-Board Member CNCF
1x developer 👨💻 4x dad 👦🏻👧🏼👦🏻👧🏼
https://boleary.dev
Vale @vale.rocks Front-end developer, designer, writer, and avid user of the superpowered information superhighway.
✧ https://vale.rocks
✧ https://fedi.vale.rocks/vale
Jack Franklin @jackf.io Googler focusing on web performance and performance tools.
Find me online at https://jackf.io
Anil Dash @anildash.com the internet's uncle • waging a victorious 2-front war against cars and christmas • big fan of being a big fan of things • go read https://anildash.com
Nathan Tankus @nathantankus.bsky.social President of @crisesnotes.bsky.social (https://www.crisesnotes.com/)
Book: [About Undetermined], under contract with Viking Books
email: crisesnotes@gmail(dot)com
Signal: NathanTankus.01 (only for reporting... Okay on weekends you can confess crushes)
Pete Buttigieg @petebuttigieg.bsky.social Husband, dad, veteran, writer, and proud Midwesterner. 19th US Secretary of Transportation and former Mayor of South Bend.
Wil Wheaton ❌👑 @wilwheaton.net New York Times bestselling author and audiobook narrator.
Host of It's Storytime with Wil Wheaton
Retired Starfleet officer.
Husband, father, Traveler.
Nazi punks fuck off.
Doug Turnbull @softwaredoug.bsky.social Search at Reddit, formerly Shopify and OpenSource Connections. Helped write Relevant Search / AI Powered Search
http://softwaredoug.com
David Poblador i Garcia @davidpoblador.com Founder @alltuner.com @rigoralabs.com
25+ years in tech | 💚 Built @spotify.bsky.social’s SRE team
Cloud, scalability, distributed systems | Mentor
🎙️2048enlla & entredevyops
🚲 bikes, 🧑🏽💻 simple tech
❤️💙 FCBarcelona member
https://davidpoblador.com/
Andrew Varsanyi @andrewvarsanyi.com Canadian. Assistant Professor at UCO, Historian of democratic culture and class, 19th C reform movements, US populisms; general nerd and die-hard Blue Jays fan.
All opinions my own.
WeRateDogs @weratedogs.com Your Only Source For Professional Dog Ratings
nonprofit: @15outof10.org ❤️🩹
links.weratedogs.com
derek guy @dieworkwear.bsky.social Menswear writer. Editor at Put This On. Words at The New York Times, The Washington Post, The Financial Times, Esquire, and Mr. Porter.
If you have a style question, search:
https://dieworkwear.com/ | https://putthison.com/start-here/
Sean Carroll @seanmcarroll.bsky.social Physics, philosophy, complexity. @jhuartssciences.bsky.social & @sfiscience.bsky.social. Host, #MindscapePodcast. Married to @jenlucpiquant.bsky.social.
Latest books: The Biggest Ideas in the Universe.
https://preposterousuniverse.com/
Jennifer Ouellette @jenlucpiquant.bsky.social I cover science and culture at Ars Technica. Former science editor, Gizmodo. Ex-vangelical. Rodeo fan. Married to @seanmcarroll, servant to two cats: Ariel and Caliban. Baltimore, MD. She/her.
James Kennedy @jameskennedy.bsky.social Musician, author & podcaster
Album : http://linktr.ee/makeanger
Book : http://linktr.ee/noisedamage
Podcast : http://linktr.ee/jameskennedypodcast
Official site: http://jameskennedyofficial.com
TRIDENT Preclinical Trials @tridentpct.bsky.social Multi-site, transformative preclinical evaluation of novel neurotherapeutics through a Government of Canada $24M New Frontiers In Research grant. Check out our website tridentpreclinicaltrials.org for more info or email info@tridentpreclinicaltrial.org!