PyBay @pybay.bsky.social PyBay is the San Francisco Bay Area annual regional Python Conference! Check us out at pybay.org
Henry Segerman @henryseg.bsky.social Mathematician and mathematical artist/maker. segerman.org, http://youtube.com/@henryseg, https://mathstodon.xyz/@henryseg
Kirstie Whitaker @kirstiejane.bsky.social โ๏ธ Executive Director for @ucbids.bsky.social
๐ฝ Previously: Director for #OpenSource Tools, Practices and Systems at The Alan Turing Institute
๐ฑ Founder @turingway.bsky.social
๐ #Inclusive #Communities
๐ Solo mum by choice
Stรฉfan van der Walt @mentat.za.net Researcher at UC Berkeley, mainly focused on Scientific Python. South African raising kids in the Californian mountains. Otherwise lives in Emacs & org-mode. Enjoys running, philosophy, history, and building things with others.
Freek Wiedijk @freekwiedijk.bsky.social ๐proofsโ๏ธdances๐ฅbodiesโญ๏ธdreams
๊ญle Ormsby ๐ @e-infinity.space Numbers and shapes at Reed College. Mathematician, parent, spouse, runner, ๐ฃ๐ฏ๐๐จ๐ฑ๐ฒ๐ฏ enthusiast. He or they.
Chris Peikert @chrispeikert.bsky.social Cryptographer (lattices/post-quantum), Burks Collegiate Professor at U-Michigan Computer Science and Engineering, Chief Scientific Officer at Algorand, PhD from MIT CSAIL. Previously faculty at Georgia Tech School of CS. Here I speak for myself.
OpenMathBooks @openmathbooks.bsky.social Free math books ranging from elementary level to precalculus level.
https://openmath.online/ (in Norwegian)
https://sindrsh.github.io/openmathbooks/
Project created by Sindre Sogge Heggen:
https://mu.social/profile/sindrsh.eurosky.social
@automorphs.bsky.social @automorphs.bsky.social 
SustainOSS @sustainoss.bsky.social 
Jeremy Tuloup @jtp.io Technical Directory at QuantStack, Project Jupyter Core Developer & Distinguished Contributor - https://github.com/jtpio - jtp.io- D Thorsten Beier @derthorsten.bsky.social
UC Davis Research @ucdavisresearch.bsky.social At UC Davis, we're driving impactful research and innovation with global reach. Posts by UC Davis Office of Research.
UC Davis College of Letters & Science @ucdlands.bsky.social The official BlueSky account for the UC Davis College of Letters & Science. #UCDLandS
Core Dispatch @coredispatch.xyz A regular digest of what's happening in Python core development โ from merged PRs and PEP decisions to community discussions and upcoming events.
Subscribe @ https://coredispatch.xyz/
CU Boulder CS Theory @bouldertheory.bsky.social Computer science theory group at the University of Colorado Boulder https://www.colorado.edu/cs-theory/
Johanna Franklin @johannamath.bsky.social Math prof at Hofstra. Logician, fan of the laws of probability & randomness, & mathematical crafter. All opinions my own. She/her/hers.
Zhaoyang Wang @zhaoyangw.bsky.social Researcher | Agentic AI Foundation Models, Bayesian Optimization, Reinforcement Learning, and AutoML. Uni of Birmingham.
Share the latest AI news. https://www.linkedin.com/in/zhaoyang-w-4995b5269/
Michael Barany @mbarany.com Historical and cultural theories about maths and science theories. Fields Medal killjoy. Scotland enjoyer. formerly @mbarany on birdsite and intermittently @mjb@mathstodon.xyz on fediverse
European Association for Theoretical Computer Science @eatcs.bsky.social The aim of the EATCS is to facilitate the exchange of ideas and results among theoretical computer scientists as well as to stimulate cooperation between the theoretical and the practical community in computer science. #CSTheory
1,1,2,5,14...? @mariagillespie.bsky.social Mathematician, covid safe, loving life
ISMP 2027 โ Amsterdam @ismp2027.bsky.social 26th International Symposium on Mathematical Programming | July 25โ30, 2027 | Amsterdam | https://ismp2027.mathopt.nl
BIFOLD Berlin Institute for the Foundations of Learning and Data @bifold.berlin Groundbreaking foundational research in Big Data Management, Machine Learning, and their intersection. #AI #Research
www.bifold.berlin
๐ฐNews: www.bifold.berlin/news-events/news
๐Data Privacy: www.bifold.berlin/data-privacy
Matt Salomone @matthematics.com Crusty old dean. Mathematics enjoyer. Views mine. ยนBest known for other work. ๐ Cape Cod, MA
Prof Christina Pagel @chrischirp.bsky.social Prof Operational Research , @UCL_CORU, passionate about health care, women in STEMs, defending liberal democracy (!). Member of @independentsage, posts personal. https://www.trumpactiontracker.info/
Jenny Wong (she/her) @jnywong.github.io Open Source Applications Engineer @2i2c.org ๐ฉโ๐ป Maths and fluid dynamics PhD ๐ Yorkshire, UK ๐ฌ๐ง
Liz Neeley @lizneeley.bsky.social Founder of Liminal (LiminalCreations.com) & co-founder of Unbreaking (Unbreaking.org) Focused on turning knowledge into action. #science #communication #sensemaking #scicomm She/her. Married to Ed Yong.
SARSโCoVโ2 (COVID-19) @covid19disease.bsky.social Coronavirus and other health-related updates. Regular updates on Outbreaks, Pathogens For more updates follow us.
https://linktr.ee/covid19_disease
Seth Larson @sethmlarson.dev Python core developer, Security & Fellow of Python Software Foundation (@python.org) ๐ Minnesoootan, he/him, #Python, #opensource, #security #retrogaming
๐ https://sethmlarson.dev
Abby Cabunoc Mayes @abbycabs.dev Open source at GitHub, SustainOSS, and OpenJS
Henry Schreiner @henryiii.bsky.social Princeton RSE. Scikit-HEP, Scikit-build, PyPA/build, PyPA/cibuildwheel, pybind11, CLI11, & plumbum. Also on @henryiii@fosstodon.org and @henryschreiner3 (X).
Google Open Source @opensource.google Announcing new open source releases, exploring projects, sharing how we approach FOSS, and supporting communities around the world.
Carrie Muir @cmuirmath.bsky.social Community college math professor in the PNW (USA). Misses the early bird app, glad to find old friends (and new ones) here. Neurodivergent, queer, spoonie. Nerd, geek, fandoms random. Probably caffeinating. Pronouns in bio: she/her or they/them
Al Haddrell @ukhadds.bsky.social Aerosol scientist/Aerobiologist, Canadian and #Canucks fan living in the UK. #eurovision enthusiast. https://www.youtube.com/@AlHaddrell
Institute for Research Software @softwaresaved.bsky.social The UK's leading centre of expertise for research software
Ben Allen @evodynamics.bsky.social Mathematical biologist studying evolution. Professor of Mathematics at Emmanuel College, MA. Queer, nonbinary (they/them). For social and ecological justice. Jewish as in Free Palestine. https://www.emmanuel.edu/emmanuel-mathematical-biology-research-embr
Daniel S. Katz @danielskatz.org Chief Scientist @ NCSA, Res. Prof. @ CS & iSchool, @ U Illinois Urbana-Champaign
He/him
Works on: computational & data science: software opensource systems tools policy practices scholcomm FAIR RSE
more active on: @danielskatz@fediscience.org
Julia Manifolds @juliamanifolds.bsky.social We talk and write about Riemannian Manifolds in Julia.
Curated by @ronnybergmann.net
Laura Langdon @lauralangdon.hachyderm.io.ap.brid.gy Professional Generalist
โข #CommunityManager for the UC #OSPO
โข Team #Neurodivergence
โข #BlackLivesMatter
โข She/her
โข Optimizing all the things and raising [โฆ]
๐ bridged from โ https://hachyderm.io/@LauraLangdon, follow @ap.brid.gy to interact
Rolf van der Hulst @rolfvanderhulst.bsky.social MIP software developer at MOSEK
Completed PhD at University of Twente
University of California @uofcalifornia.bsky.social Official account of the University of California system. 10 campuses, 6 academic health centers, 3 national laboratories and a network of agricultural and natural research centers. And 71 Nobel Prizes, not that we're counting.
Drew Lewis @drew-lewis.com Mathematician, faculty developer, and education researcher currently working as a consultant. He/him
https://drew-lewis.com
Andrew Stacey @mathforge.org Mathematician: formerly academic (differential topology), currently educational (Head of Department in a UK secondary school).
Side interests in Maths & Programming & Art.
Website: https://loopspace.mathforge.org 
Spencer Bagley @sbagley.bsky.social Math professor, inveterate shitposter, pride is all year round
โค๏ธ๐งก๐๐๐๐
The Carpentries @carpentries.carpentries.org The Carpentries: Software Carpentry, Data Carpentry and Library Carpentry. An open global community teaching the skills and perspectives to turn data into knowledge
MyST Markdown @mystmd.org Markdown with superpowers for writing scientific ๐จโ๐ฌ and technical ๐papers. #OpenSource & maintained by Project #Jupyter.
Brittany Ellich @brittanyellich.com Software engineer @bsky.app exploring the Atmosphere with @attie.ai
Topics: accessibility, refactoring, AI & career growth
Podcast: @overcommitted.dev
Website: brittanyellich.com
ATProto Site: opensocial.community
#pdx #ai #atproto
Loren @lorencrary.bsky.social Deputy Exec Director @python.org ๐ค ๐ Opinions and tiny dog my own. she/her
INFORMS Computing Society @icsinforms.bsky.social 
Edward Witten @edwardwitten.bsky.social Theoretical physicist
Vince Knight (He/Him) @vinceknight.fosstodon.org.ap.brid.gy Game Theorist and Python Programmer.
Maintainer of:
- Nashpy: a library for 2 player games
- Axelrod: a library for the study of cooperation
Author of:
- [โฆ]
๐ bridged from โ https://fosstodon.org/@vinceknight, follow @ap.brid.gy to interact
Electronic Frontier Foundation @eff.org We're the Electronic Frontier Foundation. We're a nonprofit that fights for your privacy and free speech online. Find all of EFF's social media accounts at eff.org/social.
Lily Xu @lilyxu.bsky.social Assistant prof at Columbia IEOR developing AI for decision-making in planetary health.
https://lily-x.github.io
Robin Kothari @robinkothari.bsky.social Theoretical computer scientist working on quantum algorithms and complexity at Google Quantum AI. Previously at Microsoft Quantum, MIT, U. Waterloo, and IIT Bombay.
Dave Kung @dtkung.bsky.social Mathematician, policy wonk, joyful conspirator, violinist, runner. Exec. Dir. at TPSE Math & Independent math ed consultant after stints for UT Dana Center, MAA, SMCM, Fudan U., Lingnan U. & the Great Courses. Part of the exhausted resistance.
@rwxrwxrwx.bsky.social @rwxrwxrwx.bsky.social 
@sofdem.bsky.social @sofdem.bsky.social Math optimization for environment and climate sofdem.github.io
Alex Sauerbrunn @birdsbyalex.bsky.social Birder & Photographer | Based in SoCal
sheerluck @sheerluck.misskey.io.ap.brid.gy C++ / Python Backend Developer
๐ bridged from โ https://misskey.io/@sheerluck, follow @ap.brid.gy to interact
ACLU of Northern California @aclu-norcal.bsky.social The ACLU fights for your rights โ๐ฝโ๐พโ๐ปโ๐ฟ
Media inquiries: press@aclunc.org
Website: www.aclunc.org
Jern @jernd.bsky.social FOSS contributor, 3D Code CAD modeling enthusiast, build123d collaborating developer, python, and 3D printing. Former OpenSCAD and CadQuery user.
https://github.com/jdegenstein
@davidwfarmer.bsky.social @davidwfarmer.bsky.social - H @henrycohn.bsky.social @henrycohn.bsky.social
Michael Purtell @michaelpurtell.bsky.social Democratic activist in San Jose, originally from upstate NY. Interested in Python, data science, music, sports. DMs welcome on relevant (to me) topics, friendly conversation or questions of mutual interest.- A Agriya Khetarpal @agriyakhetarp.al [I'm only sometimes active here] Luddite โข Full-time Pythonista, part-time poet โข @pyodide.org maintainer โข @scipy.in organiser โข OSS dev working on Scientific Python โข 24 years old โข Trying to change the world, one commit at a time.
Fernanda Ferreira @fernandaedi.bsky.social Psycholinguist @UCDavis. Made in Portugal, raised in Canada, living in California. Author of "Psycholinguistics: A Very Short Introduction" from Oxford University Press, published in January 2025.- T @toomanypigeons.bsky.social @toomanypigeons.bsky.social
Tyrrell McAllister @tbmcal.bsky.social Mathematician. Reading many things very slowly. Theological but not religious.
California Department of Public Health @capublichealth.bsky.social Official account of the California Department of Public Health. Optimizing the health and well-being of all Californians.
๐ cdph.ca.gov
#WeArePublicHealth #HealthyCA4All
Arie Koster @ariekoster.bsky.social Professor of Discrete Optimization, RWTH Aachen University
Christian Lawson-Perfect @christianp.mathstodon.xyz.ap.brid.gy Mathematician, koala fan, mathstodon.xyz admin,
โ
of https://aperiodical.com. He/him
[bridged from https://mathstodon.xyz/@christianp on the fediverse by https://fed.brid.gy/ ]
Peter Kagey @peterkagey.com Maker, Educator, Mathematician | Assistant Professor at Cal Poly Pomona
โMy interests include music, science, justice, animals, shapes, feelingsโ โLisa Simpson
Creator of @oeistriangles.peterkagey.com.
@mathjax.bsky.social @mathjax.bsky.social 
Steve McKerrall @photosteve.bsky.social Chemist, wildlife photographer, scuba diver ๐จโ๐ฌ๐คฟ๐ธ๐ฆ
. Iโm especially obsessed with raptors and owls. Iโll post wildlife photos most days, photos my own. I shoot with OM Systems camera gear.
https://stevemckerrall.com/
Emma @emmatyping.dev Python Core Dev & Rust for CPython co-lead. mypy core team. Former quantum compiler engineer, now at NVIDIA working on Python & packaging. Opinions my own.
๐ณ๏ธโโง๏ธ
https://emmatyping.dev
Masto: @emmatyping@hachyderm.io
Profile pic by Caleb Rippetoe
she/her
Robert Schwarz @robschwarz.bsky.social Parent, mathematician, consultant. Care about sustainability, post-growth econ., science comm., and optimisation tech.
@lutzoettershagen.bsky.social @lutzoettershagen.bsky.social Assistant Professor at the Department of Computer Science, University of Liverpool.
https://lutzoe.github.io/
London Mathematical Society @londmathsoc.bsky.social The London Mathematical Society (LMS), founded in 1865, is the UK's learned society for the advancement, dissemination and promotion of #mathematics.
Marouane Felloussi @marouanefl.bsky.social phd student at mines st-รฉtienne/univ. clermont auvergne.
interested in discrete optimization.
https://marouane-f.github.io
EURO-k I CONFERENCE @euro-k-conference.bsky.social EURO โ Association of European OR Societies (part of IFORS). The profile is dedicated to the EURO-k conference series, hosted by member societies. ๐ https://euro-online.org
ACLU @aclu.org A nonprofit, nonpartisan, legal and advocacy 501(c)(4) organization. Visit our site for more about us and our affiliated organization, the ACLU Foundation.
Dan Drake ๐ฆ @ddrake.mathstodon.xyz.ap.brid.gy Former #softwareengineer, current #mathematician, college #math, #computerscience and #datascience lecturer in #stpaulmn #Minnesota at #Macalester College. (And [โฆ]
๐ bridged from โ https://mathstodon.xyz/@ddrake, follow @ap.brid.gy to interact
Vikram Saraph @vikramsaraph.com Software engineer, AI/ML researcher, and mathematician at Johns Hopkins APL.
Former New Englander, current Marylander.
Brown CS PhD and Notre Dame math alum.
Nerd of sorts (computers, math, language, puzzles, games, books, music).
Opinions are my own.
Louis Maddox @permutans.bsky.social Combinatorially curious https://spin.systems
NumFOCUS @numfocus.bsky.social Open Code = Better Science NumFOCUS is a 501(c)(3) nonprofit that supports and promotes world-class, innovative, open source scientific computing.
Quansight @quansight.com Forging the bridge between enterprise innovation and open source sustainability.
Paper Skygest Team @paper-feed.bsky.social Building personalized Bluesky feeds for academics! Pin Paper Skygest, which serves posts about papers from accounts you're following: https://bsky.app/profile/paper-feed.bsky.social/feed/preprintdigest. By @sjgreenwood.bsky.social and @nkgarg.bsky.social
@scientific-python.org @scientific-python.org 
Arturo Portnoy @portna.bsky.social Professor of Mathematical Sciences at the University of Puerto Rico, Mayagรผez
/
The pandemic ends when infections end, not when your attention span ends.
Chad Giusti @chadgiusti.bsky.social Applying topology, primarily to neuroscience. Trying hard to always be better. Assoc. Ptof. of Math at Oregon State University.
PacBirds @pacbirds.bsky.social Gerrit
Wildlife photographer from Northern California
All photos are mine (except the reposts)
Kindness โข Humility โข Courage
pacbirds.myportfolio.com
The Academic Resistance @academicresistance.bsky.social Fighting the assault on higher education and science by the Trump administration. Defending science, academic freedom, and the power of knowledge. HANDS OFF HIGHER ED!
๐ฅ #DefendHigherEd #DefendScience
Run by academics. DM us with tips and resources.
Alondra Nelson @alondra.bsky.social Scholar, author, policy advisor
Science, Technology, and Social Values Lab
https://www.ias.edu/stsv-lab
Books: The Future of Science is Civic, Auditing AI, The Social Life of DNA, Genetics & the Unsettled Past, Body & Soul, Technicolor
Bernรกt Gรกbor @gjbernat.bsky.social Senior Software engineer @Bloomberg (from ๐ญ๐บ๐ท๐ด๐ฌ๐ง), living in Los Angeles ๐บ๐ธ @ThePsf fellow. Maintainer of many - http://bernat.tech/about (tox, virtualenv,...) Python packages. Opinions my own.
Adrian Hill @adrianhill.de PhD student at @bifold.berlin, Machine Learning Group, TU Berlin.
Automatic Differentiation, Explainable AI and #JuliaLang.
Open source person: adrianhill.de
SLMath (MSRI) @mathmoves.bsky.social The Simons Laufer Mathematical Sciences Institute (SLMath) in Berkeley, California (formerly MSRI). Learn more at slmath.org or http://linktr.ee/mathmoves. 
The One True Kat @theonetruekat.bsky.social Biologist. Californian. Madly in love with nature. Always outside. Garden nerd. Cyclist. Big fan of informed democracy. Sheltering and supporting as many people as possible. She/her/yโall All photos mine unless credited.
rohnertparkbirds @rohnertparkbirds.bsky.social Can you see that birds are sentient beings?
Ging-Li Wang, Sonoma County, California, Olympus M43 user
Andrea Panno @andrepanno.bsky.social Computer Engineering - Intelligent Control Systems (MSc) @unipv | Bioengineering (BSc) @unipv | Passionate about ML, optimization and control theory.
๐: badcortex.github.io
๐ค: @optb0t.bsky.social
Pyodide @pyodide.org Pyodide is an open source Python distribution for the browser and Node.js based on WebAssembly/Emscripten.
Find us at https://pyodide.org ๐
Contribute at https://github.com/pyodide/pyodide ๐ค
Also, find us on Mastodon: https://fosstodon.org/@pyodide