Gro-Tsen @gro-tsen.bsky.social Eclectic mathematician, irritable geek, boring homosexual, procrastinator extraordinaire, overworked dilettante and full-time human being. I post in fr&en.
Almost Sure @almostsure.bsky.social George Lowther. Author of Almost Sure blog on maths, probability and stochastic calculus
https://almostsuremath.com
Also on YouTube: https://www.youtube.com/@almostsure
@emilyriehl.bsky.social @emilyriehl.bsky.social 
Ralph Morrison @ralph42.bsky.social Math professor at Williams College. Tropicalizing varieties, firing chips, and verbing nouns.
mr. TIM @timkellogg.me AI Architect | North Carolina | AI/ML, IoT, science
WARNING: I talk about kids sometimes
Ryan Moulton @moultano.bsky.social Algorithmist
https://moultano.wordpress.com/
John C. Baez @johncarlosbaez.bsky.social Mathematical physicist
Terence Tao @teorth.bsky.social Mathematician at UCLA. My primary social media account is https://mathstodon.xyz/@tao . I also have a blog at https://terrytao.wordpress.com/ and a home page at https://www.math.ucla.edu/~tao/
Alexander Kasprzyk @amkasprzyk.bsky.social https://kasprzyk.work
Algebraic Geometry • Combinatorics • Mirror Symmetry • Machine Learning
Mathematician at the University of Warwick.
Editor-in-Chief for “Experimental Mathematics”.
Member of EPSRC’s Math Strategic Advisory Team.
Maxim Raginsky @mraginsky.bsky.social web: http://maxim.ece.illinois.edu
substack: https://realizable.substack.com
Dr. Courtney Gibbons (she/her/xlookup) @courtneygibbons.phd was @/virtualcourtney. math prof, pragmatic idealist, parent. Chief Problem Solver at MOTHERFUNCTOR.co
I write a (U.S.) politics newsletter focusing on issues that affect the math community, https://newsletter.motherfunctor.co
Adriana Salerno Dominguez @mathyadriana.bsky.social - N Noah Snyder @noahsnyder.bsky.social
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/
@amiebitch.bsky.social @amiebitch.bsky.social 
Dirk Lorenz @dirque.bsky.social Doing mathematics, also as a job. Now at Uni Bremen, was at TU Braunschweig. Only here for the math. Optimization, inverse problems, imaging, learning - stuff like that.
Timoer @timoer.bsky.social Wannabee science historian, PhD in chemistry. Fan of Davy, Dirac, Dennett and a few others. Read a lot (non-fiction).
One man search engine.
Sophie Huiberts @sophie.huiberts.me CNRS researcher in linear programming
Marcello Seri @mseri.me Associate prof at Bernoulli Institute, Groningen. Proud dad, mathematical physicist, #OCaml enthusiast, LEGO aficionado, amateur photographer, mushroom lover, fresh podcaster
#mathsky #physics #scicomm #ocaml #edusky
Also @mseri@mathstodon.xyz
Simon Rubinstein-Salzedo @complexzeta.bsky.social Mathematician. Founder and director of Euler Circle and Kaleidoscope Circles.
@xenaproject.bsky.social @xenaproject.bsky.social 
Timothy Gowers @wtgowers.bsky.social Mathematics professor at Collège de France and fellow of Trinity College Cambridge.
Joel David Hamkins @joeldavidhamkins.bsky.social Mathematics and Philosophy of the Infinite
Professor of Logic, University of Notre Dame
University of Oxford
#InfinitelyMore #BookOfInfinity #PanoramaOfLogic #PhilMaths
https://buymeacoffee.com/joeldavidhamkins
Gautam Kamath @gautamkamath.com Assistant Prof of CS at NYU Courant. Co-EiC of TMLR. My group is The Salon. Privacy, robustness, machine learning.
http://www.gautamkamath.com
River_Tam @rivertam.bsky.social Managing Director of Single Family Housing Inventory at BlackRock. God forbid a woman collect things.
Cat Saint-Croix @catsaintcroix.bsky.social UMN Philosophy Prof! Likes climbing stuff, can make vegan cannoli.
Catarina Dutilh Novaes 🟥 @cdutilhnovaes.bsky.social Philosopher at VU Amsterdam and ACEPS, University of Johannesburg
Author of 'Reason and Power in Argumentation' (2026), 'The Dialogical Roots of Deduction' (2020) & 'Formal Languages in Logic' (2012) (all @universitypress.cambridge.org)
🇧🇷 🇳🇱 (she/her)
Toby Handfield @tobyhandfield.bsky.social Evolution of moral cognition and cooperation. Bit of epistemology, too
Cailin O’Connor @cailinmeister.bsky.social Philosopher and applied mathematician at UC Irvine. Author of The Misinformation Age and Origins of Unfairness. Irish dancer. Mother. Mother of Chickens.
@jeffhelzner.bsky.social @jeffhelzner.bsky.social Former academic philosopher. Currently measuring and estimating stuff in the insurance industry. Interested in decision making, uncertainty, and long walks on the beach.
https://jeffhelzner.github.io
Brian Weatherson @bweatherson.bsky.social Philosopher at University of Michigan. https://brian.weatherson.org/
Michael Weisberg @mweisberg.bsky.social Deputy Director of Perry World House and Professor of Philosophy at Penn. Climate diplomat and social ecology researcher in Galapagos. 🇺🇳🇫🇯🇯🇲🇪🇨
Lukas Beck @becklukas.bsky.social Philosopher @Leibniz University Hannover; PhD from CambridgeHPS; working on the Philosophy of Economics. he/him
Catherine Herfeld @cherfeld.bsky.social Professor of Philosophy and History of Economics at Leibniz University Hannover; ERC project (2023-29) on MODEL TRANSFER in Science (#ERCStGr; @ERC_research), co-editor-in-chief of EJPS and of JHET.
Matthew Coates @coatesmatthew.bsky.social Postdoc in Philosophy, Politics and Economics (PPE), University of Pennsylvania | Birdwatcher | Englishman in America | Burnley supporter, Up the Clarets!
matthewncoates.github.io
Anna Alexandrova @annaalexandrova.bsky.social Philosophy of science, methodology of social sciences, wellbeing, evidence based policy, measurement.
Professor @hpscambridge.bsky.social
Fellow @kingscollege.bsky.social
Russian Brit
She/her
https://philpeople.org/profiles/anna-alexandrova
Women In Logic @womeninlogic.bsky.social Women in Logic: Dismantling inequality skeet by skeet.
https://www.womeninlogic.org/
Vlasta Sikimić @vlastasikimic.bsky.social Philosopher of science at Eindhoven University of Technology 
Kai Spiekermann @kspiekermann.bsky.social Political theorist at London School of Economics-- democratic theory, social epistemology, environmental change. https://www.kaispiekermann.net/
Jen Whyte 🍁 @whyjenwhy.bsky.social Thinker about old stuff at Duke University. I have a website and this is a link to it: https://www.jenniferlwhyte.com/
Richard Pettigrew @wiglet1981.bsky.social Philosopher at University of Bristol 🏳️🌈 he/him
https://richardpettigrew.github.io
Books: Epistemic Risk and the Demands of Rationality | Choosing for Changing Selves | Dutch Book Arguments | Accuracy and the Laws of Credence | Who Are Universities For?
Jonathan Birch @birchlse.bsky.social Professor, LSE. Philosophy of science, animal consciousness, animal ethics. Director of The Jeremy Coller Centre for Animal Sentience.
Stephan Hartmann @stephanhartmann.bsky.social Philosopher of science and Co-Director of the Munich Center for Mathematical Philosophy at LMU Munich. Interested in formal epistemology, social epistemology, philosophy of physics and cognitive science. Website: http://stephanhartmann.org
Klee Schöppl 🍀 @schoeppl.bsky.social doing a PhD in epistemology in Groningen, the Netherlands • they/them • schoeppl.me • I mute bullies and gender warriors
Samuli Reijula @samulireijula.net Associate Professor, Theoretical Philosophy / UniHelsinki. #ERCCoG (SCI-AI) #Philsci #Cogsci #Scisci / European Network for the Science of Science (www.euroscisci.net) / Institutional epistemology WS
Berna Devezer @devezer.bsky.social Metascientist @ uidaho. Behavioral sciences, stats, modeling, phil of science. Cat slave, cook, sailor (see: https://bsky.app/profile/kumrusails.bsky.social), photographer, clarinet student, adventurer, nature lover. Allergic to unsolicited advice.
Alison Gopnik @alisongopnik.bsky.social Cognitive scientist, philosopher, and psychologist at Berkeley, author of The Scientist in the Crib, The Philosophical Baby and The Gardener and the Carpenter and grandmother of six.
H.K. Andersen @hkandersen.bsky.social Philosopher and historian of science at Simon Fraser University, working on explanation, causation, pragmatism, time. Very geeky about science fiction/fantasy. Also photography. she/they
Teresa Kouri Kissel @teresakouri.bsky.social Philosopher and logician at Old Dominion 
Eric Pacuit @epacuit.bsky.social Philosopher at the University of Maryland interested in Logic, Social Choice Theory (especially Voting Theory), Game Theory, Artificial Intelligence, and Formal Epistemology
Somayeh Tohidi @somayehtohidi.bsky.social Postdoc at the University of Bristol working on Longtermism; Mum; #WomanLifeFreedom
https://somayehtohidi.github.io/
Borut Trpin @boruttrpin.bsky.social Philosopher, thinking about how we reason and make sense of science.
Assistant professor @ University of Ljubljana · PI @ University of Maribor
boruttrpin.com
Aadil Kurji @theomniarch.bsky.social Philosopher of Logic, language, AI/Data at (Durham University)
Photographer
(Ricoh GRX+A12, Sony Alpha III, Pixel 7a)
Johannes Marx @poltheo.bsky.social Prof. for Polical Science at Bamberg University. Interested in political theory, philosophy and economicy, computer simulations and and and.... 
Mark Alfano @markalfano.bsky.social Cowards die many times before their deaths. The valiant never taste of death but once.
Corey Dethier @cdethier.bsky.social Philosophy of science, epistemology, and random flights of fancy. Asst. prof at Clemson. He/him/whatever. coreydethier.com
Lara Buchak @larabuchak.net Philosophy Professor at Princeton. Author of Risk and Rationality. Thinks about decision theory, faith, ethics, epistemology, probability, religion, Kierkegaard.
www.larabuchak.net
Naftali Weinberger @dagophile.bsky.social Interested in all things causal modeling. Ongoing projects on causal analyses of discrimination and on causation in dynamical systems.
Christian List @clist.bsky.social Professor of Philosophy and Decision Theory, LMU Munich. Co-Director of the Munich Center for Mathematical Philosophy. Account used for academic purposes. Further info at: https://christianlist.net/- R Ryan Muldoon @ryanmuldoon.bsky.social Professor of Philosophy and Director of PPE, University at Buffalo.
Olivier Roy @olivierroy.bsky.social Logician and philosopher at the University of Bayreuth (Germany)
Cédric Paternotte @cedricp.bsky.social Assistant Prof. in philosophy of science (Sorbonne University). Sociality, cooperation, consensus, diversity + phil. biology & economics.
Chiara Lisciandra @chiaralis.bsky.social Junior Professor @ HHU Düsseldorf
Caterina Marchionni @catemar.bsky.social Philosopher of science in Helsinki 
Sara Aronowitz @aronowitz.bsky.social philosopher of learning & memory working at the university of toronto
Edouard Machery @edouardmachery.bsky.social History and Philosophy of Science, Cognitive Science,Experimental Philosophy, distinguished Prof at Pitt, Director of the Center for Philosophy of Science
Experimental Philosophy @xphilosopher.bsky.social An account for experimental philosophy - an interdisciplinary field at the intersection of philosophy and psychology https://en.m.wikipedia.org/wiki/Experimental_philosophy#:~:text=Experimental%20philosophy%20is%20an%20emerging,inform%20research%20on%20phi
Rohan French @rohanfrench.bsky.social An Australian Philosophical Logician based at UC Davis. 
Dmitri Gallow @dmitrigallow.bsky.social Philosopher @ USC
https://jdmitrigallow.com
simine vazire @simine.com Psychology prof at UniMelb, co-director of MetaMelb (interdisciplinary metascience lab).
Study credibility of science & how to improve it.
Cody @codyroux.bsky.social Still ultrafinitist, but with a softer side.
https://www.kleene.church/
I do the Church of Logic podcast.
https://open.spotify.com/show/6vEh6ZpQr1Eoeoz8TbsMKx?si=3-hd-mv3ShGe2LFij4MCIQ
Wayne Myrvold @wmyrvold.bsky.social He/him.
Philosopher of science, with emphasis on philosophy of physics. Mediocre guitarist. Occasional nature photos.
You might like my book, Beyond Chance and Credence: https://global.oup.com/academic/product/beyond-chance-and-credence-9780198865094
Gert de Cooman @gertdecooman.bsky.social Researcher on foundations of probability • vader • liefhebber • senior full professor + lid Raad van Bestuur UGent • in Dutch, in het Engels, and whatnot. 
Lauren Ross @laurennross.bsky.social Philosopher of Science, PhD, MD. Dean’s Professor and Chancellor’s fellow, Logic and Philosophy of Science, UC Irvine.
https://sites.socsci.uci.edu/~rossl/
Paul Kelleher @paulkelleher.net Moral & political philosophy, climate econ, bioethics
Author of *The Social Cost of Carbon* (OUP 2025) | Posting in personal capacity
Likes: Boston Celtics ☘️, Maine (from whence I come), bouldering, ebikes, funding public ed.
paulkelleher.net
Audrey Yap @audreysh.bsky.social Usually I pet dogs but sometimes do philosophy, mostly yelling about stuff (they/she)
Erik Angner @erikangner.com Professor of Practical Philosophy, Stockholm University & Institute for Futures Studies. He/Him. Author of How Economics Can Save the World 🛟 a.co/d/0AZASJz Web: https://linktr.ee/erikangner Opinions &c. my own. Agent: JP Marshall #Econsky #Philsky
Marshall Abrams @marshall0i.bsky.social Philosopher of science, occasional scientist. Phil of:
ev biol, probability, modeling, stat inference. Book: Evolution and the Machinery of Chance. Activity here as private citizen, not as rep of nor supported by employer. https://marshallalmostsurely.com
Jim Weatherall @jamesowenweatherall.com Philosopher, physicist, mathematician / Chair of LPS @ UC Irvine / EiC of Philosophy of Science / Poultry enthusiast fancier / Irish Step Dancer
Colin Allen @wileyprof.bsky.social Philosophy prof at UCSB
Philip Sink | Rorty Vindicator @thrillhouse1701.bsky.social "Take care of Freedom and Truth will take care of itself."
Former Ph.D. student in philosophy/logic/formal epistemology at CMU
Trying and failing to prevent wildfires.
he/him
Website: https://philip-sink.github.io
Kade Cicchella @kadecicchella.bsky.social Philosophy and Physics PhD student at the University of Washington | I like QFT
Kevin Zollman @kevinzollman.com Philosophy and Game Theory at Carnegie Mellon 🦚 Research the interface between philosophy, economics, and biology 💱 www.kevinzollman.com
Michael Barany @mjb.mathstodon.xyz.ap.brid.gy you may know me from birdsite as mbarany or (no relation) mathhistfacts
moving my mathsiest posting from there to here
🌉 bridged from ⁂ https://mathstodon.xyz/@mjb, follow @ap.brid.gy to interact
Francis Su @mathyawp.bsky.social I post mainly about math, and what it means to be human. Professor, writer, truth & grace seeker. Former MAA president. Opinions my own. Book: Mathematics for Human Flourishing (2020) https://amzn.to/3CLGCA5
Ioannis Kontoyiannis @kontoyiannis.bsky.social Information theory, probability, statistics. Churchill Professor of Mathematics of Information @UofCambridge: dpmms.cam.ac.uk/person/ik355/ 🧮 #MathSky 🧪 #Science
[used to be @yiannis_entropy at the other place]
Harvey Lederman @harveylederman.bsky.social Professor of philosophy UTAustin. Philosophical logic, formal epistemology, philosophy of language, Wang Yangming.
www.harveylederman.com
Richard Zach @richardzach.org Logician, historian and philosopher of logic, mathematics, and computability
Copied to @richardzach.org on Bluesky. Follow @ap.brid.gy so I can follow you back
[bridged from https://mathstodon.xyz/@rrrichardzach on the fediverse by https://fed.brid.gy/ ]
Toby Meadows @tobymeadows.bsky.social logician: I do math that mathematicians think is philosophy; and philosophy that philosophers think is math
logic, philosophy of math, set theory
lps uci
https://sites.google.com/site/tobymeadows
Daniel Drucker @danieldrucker.bsky.social Philosophy professor at UT Austin who thinks about attitudes, epistemology, and communication. https://www.danieldrucker.info/
Helen De Cruz @helendecruz.net Philosopher writing on science, religion, SFF, SFWA, Codex, lute music.
newsletter: http://helendecruz.substack.com
website: https://helendecruz.net/
My book Wonderstruck - https://press.princeton.edu/books/hardcover/9780691232126/wonderstruck
Doctor Logic @saraluckelman.bsky.social #Logician, #Onomast, #Medievalist, #AcademicMama, #Author, #Immigrant, founder of SFFReviews.com and @EllipsisImprint. Co-president of @ducu. Own views. Robot.
Lior Pachter @lpachter.bsky.social Bren Professor of Computational Biology @Caltech.edu. Blog at http://liorpachter.wordpress.com. Posts represent my views, not my employer's. #methodsmatter
Nicolas Tholozan @nicoco-nicola.bsky.social Matheux, musicien, et fraîchement socialiste
Stefan Schubert @stefanschubert.bsky.social I run The Update newsletter: www.update.news
Book: academic.oup.com/book/56384
CJ @virmalised.us Assistant professor with too many opinions. Texpat, politics academia, gay stuff, anti-carbrain (bike lobby). Not an AI brain genius guy. "Train Linguist." Join a union. 🇵🇸🏳️🌈🇺🇦🏳️⚧️
E me aperta pra eu quase sufocar
BayesForDays@lingo.lol on Mastodon.
Mihai Nica @mihainica.bsky.social Mathematician working on probability and ML at U of Guelph in Canada. I also make math videos at https://youtube.com/@MihaiNicaMath