• 14 Apr 2026Guest Post from Peter Brass, Former NSF Theory Director, on the NSF budget.Computational Complexity
• 14 Apr 2026Intersecting spheres and GPSJohn D. Cook
• 14 Apr 2026Epistemic Virtues for Science in the Age of AutomationStatistical Modeling, Causal Inference, and Social Science
• 14 Apr 2026How to report a N=12 study?Statistical Modeling, Causal Inference, and Social Science
• 14 Apr 2026Finding a parabola through two points with given slopesJohn D. Cook
• 14 Apr 2026Smart people commenting on important thingsWest Coast Stat Views (on Observational Epidemiology and more)
• 14 Apr 2026Super Rugby Predictions for Week 10Stats Chat
• 14 Apr 2026NRL Predictions for Round 7Stats Chat
• 14 Apr 2026AFL Predictions for Week 7Stats Chat
• 13 Apr 2026Serinissime calar del solen [jatp]Xi'an's Og
• 13 Apr 2026Claude and IMathematics and Computation
• 13 Apr 2026Reflection On Recursion • 3Inquiry Into Inquiry
• 13 Apr 2026Two countably compact subspaces of beta omegaDan Ma's Topology Blog
• 13 Apr 2026Mathematical minimalismJohn D. Cook
• 13 Apr 2026Unusual uses of OEIS sequences on GitHubMath ∩ Programming
• 13 Apr 2026train staticXi'an's Og
• 13 Apr 2026Which beliefs are considered acceptable and which are not?Statistical Modeling, Causal Inference, and Social Science
• 13 Apr 2026We can all agree: spaceflight is cool.West Coast Stat Views (on Observational Epidemiology and more)
• 13 Apr 2026Canus AcademicusThe Renaissance Mathematicus
• 13 Apr 2026How I learned to stop worrying and…no, I’ve always adored entropyQuantum Frontiers
• 12 Apr 2026Lunar period approximationsJohn D. Cook
• 12 Apr 2026A Simple Switch Makes Code DifferentiableA Neighborhood of Infinity
• 12 Apr 2026Sprouts 2026 AfterthoughtsCombinatorial Game Theory
• 12 Apr 2026Sprouts 2026 SummariesCombinatorial Game Theory
• 12 Apr 2026All graphs are comparisons, and the relevance of this principle to practical advice for producing better graphsStatistical Modeling, Causal Inference, and Social Science
• 12 Apr 2026The gap between Eastern and Western EasterJohn D. Cook
• 11 Apr 2026Fantastic week in Beijing and Hong KongFreakonometrics
• 11 Apr 2026a journal of the [new] year of the [old] plagues [defrozen post!]Xi'an's Og
• 11 Apr 2026“The FTC does not have our backs, that much is clear”Statistical Modeling, Causal Inference, and Social Science
• 11 Apr 2026FeldsparsAzimuth
• 11 Apr 2026Here’s a story from Australia: There were so many problems with the survey that the government didn’t release the data.Statistical Modeling, Causal Inference, and Social Science
• 11 Apr 2026No point-countable pi-bases in Stone-Cech remainder of the integersDan Ma's Topology Blog
• 10 Apr 2026Civilians in Lebanon are already paying an unbearable price with children, health workers and journalists amongst those killed—the latest attacks will only escalate this devastating human tollXi'an's Og
• 10 Apr 2026Three books, no toastLogic Matters
• 10 Apr 2026Distribution of digits in fractionsJohn D. Cook
• 10 Apr 2026The internet of poopStatistical Modeling, Causal Inference, and Social Science
• 10 Apr 2026You thought I was joking about the Iran War going so badly that Trump would start bringing up Epstein as a distraction.West Coast Stat Views (on Observational Epidemiology and more)
• 10 Apr 2026Unleashing the Advantage of Quantum AIQuantum Frontiers
• 10 Apr 2026Afterthoughs on Banach Tarski and the Miracle of loaves and FishesComputational Complexity
• 09 Apr 2026comments from BobXi'an's Og
• 09 Apr 2026The Great Pyramid of Giza and the Speed of LightJohn D. Cook
• 09 Apr 2026Random hexagon fractalJohn D. Cook
• 09 Apr 2026Reflection On Recursion • 2Inquiry Into Inquiry
• 09 Apr 2026Faut-il socialiser les risques ou responsabiliser les territoires ?Freakonometrics
• 09 Apr 2026The OEIS meta sequence and subway stationsMath ∩ Programming
• 09 Apr 2026An application for training deep learning models in your browserStatistical Modeling, Causal Inference, and Social Science
• 09 Apr 2026If podcasts are your thing and you have any interest in the business of AI...West Coast Stat Views (on Observational Epidemiology and more)
• 09 Apr 2026Root prime gapJohn D. Cook
• 09 Apr 2026Kōkako goneburger?Stats Chat
• 08 Apr 2026A Three- and a Four- Body ProblemJohn D. Cook
• 08 Apr 2026incoming mostly Monte Carlo [14 April, PariSanté campus]Xi'an's Og
• 08 Apr 2026On my way to the University of Hong Kong (HKU , 香港大學)Freakonometrics
• 08 Apr 2026Updike in TehranStatistical Modeling, Causal Inference, and Social Science
• 08 Apr 2026Futurism should be careful. Gawker also criticized the NYT and learned that the gray lady doesn't take kindly to that sort of thing.West Coast Stat Views (on Observational Epidemiology and more)
• 08 Apr 2026From τὰ φυσικά (ta physika) to physics – LXIIIThe Renaissance Mathematicus
• 07 Apr 2026We are gravely concerned that the conduct and threats outlined here are causing serious harm to civilians in the Middle East, and that they also contribute to escalating the conflict, damaging the environment and the global economy, and that they risk degrading the rule of law and fundamental norms that protect every nation’s civiliansXi'an's Og
• 07 Apr 2026Survey Statistics: improving with structureStatistical Modeling, Causal Inference, and Social Science
• 07 Apr 2026My talk at Stanford later this month: “What to do when your estimate is 1 standard error away from 0?”Statistical Modeling, Causal Inference, and Social Science
• 07 Apr 2026Deterministic Primality Testing for Limited Bit WidthMath ∩ Programming
• 07 Apr 2026Whatever they paid Goldsmith, it wasn't enough; whatever they paid Bricusse, it was too muchWest Coast Stat Views (on Observational Epidemiology and more)
• 07 Apr 2026NRL Predictions for Round 6Stats Chat
• 07 Apr 2026AFL Predictions for Week 6Stats Chat
• 07 Apr 2026Super Rugby Predictions for Week 9Stats Chat
• 07 Apr 2026Before we start on quantumShtetl-Optimized
• 07 Apr 2026Toffoli gates are all you needJohn D. Cook
• 07 Apr 2026Packing versus covering binary matroid minorsThe Matroid Union
• 07 Apr 2026EM-DAT, the world's disaster memory, is at riskStats and R
• 06 Apr 2026पर्वत [cover]Xi'an's Og
• 06 Apr 2026Partial functions and Church’s ThesisLogic Matters
• 06 Apr 2026G-delta sets in Stone-Cech remainder of the integersDan Ma's Topology Blog
• 06 Apr 2026Reflection On Recursion • 1Inquiry Into Inquiry
• 06 Apr 2026My (uninformed and completely speculative) theory about Jeff Bezos and the Washington PostStatistical Modeling, Causal Inference, and Social Science
• 06 Apr 2026Never a good sign for journalistic objectivity when the reporter says "Wow"West Coast Stat Views (on Observational Epidemiology and more)
• 06 Apr 2026The Latin squarePeter Cameron's Blog
• 06 Apr 2026Thoughts on Marcel ProustHydrobates
• 05 Apr 2026HIPAA compliant AIJohn D. Cook
• 05 Apr 2026Congrats, IOC: discriminatory sex testing, but inclusion of Russian athletes!Xi'an's Og
• 05 Apr 2026Fun Little SolutionsComputational Complexity
• 05 Apr 2026How do political organizations and politically-minded rich people translate money into media influence? Differently than they used to.Statistical Modeling, Causal Inference, and Social Science
• 05 Apr 2026On my way to Tsinghua (清华大学), BeijingFreakonometrics
• 04 Apr 2026Nature likes official statisticsXi'an's Og
• 04 Apr 2026The spectrum of consistency strengths for membership in a computably enumerable set, Notre Dame Logic Seminar, April 2026Joel David Hamkins
• 04 Apr 2026A dice game of the Arapaho Indians as a coin-tossing gameYet Another Mathblog
• 04 Apr 2026Kalman and Bayes average gradesJohn D. Cook
• 04 Apr 2026Campus newspapers and what remains of journalismStatistical Modeling, Causal Inference, and Social Science
• 04 Apr 2026NZTA much better?Stats Chat
• 03 Apr 2026Roman moon, Greek moonJohn D. Cook
• 03 Apr 2026I love the library–you never know what you’re gonna find there.Statistical Modeling, Causal Inference, and Social Science
• 03 Apr 2026Probably even worse than you realizedWest Coast Stat Views (on Observational Epidemiology and more)
• 03 Apr 2026Polymath News and AIThe polymath blog
• 03 Apr 2026Polymath Plus AICombinatorics and more
• 03 Apr 2026Hyperbolic version of Napier’s mnemonicJohn D. Cook
• 02 Apr 2026Artemis II, Apollo 8, and Apollo 13John D. Cook
• 02 Apr 2026Great expectationsLogic Matters
• 02 Apr 2026The Double Taco -- updatedWest Coast Stat Views (on Observational Epidemiology and more)
• 02 Apr 2026The Prince and his mathematical practitionersThe Renaissance Mathematicus
• 02 Apr 2026Is your model converging?Statistical Modeling, Causal Inference, and Social Science
• 02 Apr 2026BrieflyStats Chat
• 01 Apr 2026Oily ragStats Chat
• 01 Apr 2026This eight-year-old is charismatic. He’s gregarious. He’s somewhat peculiar, yeah. But all interesting people are.Geometry Bulletin Board
• 01 Apr 2026Quantum computing bombshells that are not April FoolsShtetl-Optimized
• 01 Apr 2026H-trees are not trees11011110
• 01 Apr 2026Error and the Growth of Experimental Knowledge cover: 30 years agoError Statistics Philosophy
• 01 Apr 2026Shameless plug alert: Win prizes by forecasting real healthcare data to help UK’s health service save livesStatistical Modeling, Causal Inference, and Social Science
• 01 Apr 2026beta omega as a space of ultrafiltersDan Ma's Topology Blog
• 01 Apr 2026Pentagonal numbers are truncated triangular numbersJohn D. Cook
• 01 Apr 2026Hey! Here’s a great money making opportunity using the lottery. And it’s endorsed by Google, Apple, Yahoo, Morningstar, and Microsoft!Statistical Modeling, Causal Inference, and Social Science
• 01 Apr 2026I helped the Pope's with his latest Encyclical (His Math Background Helped)Computational Complexity
• 01 Apr 2026I know I said this before, but this is the last one, I promise.West Coast Stat Views (on Observational Epidemiology and more)
• 01 Apr 2026ICM in PhiladelphiaPeter Cameron's Blog
• 01 Apr 2026The Irrational Decision—A Book ReviewMath ∩ Programming
• 31 Mar 2026Survey Statistics: design-based cross validation (dCV)Statistical Modeling, Causal Inference, and Social Science
• 31 Mar 2026Black and white, gray and in between: What color is the media?Statistical Modeling, Causal Inference, and Social Science
• 31 Mar 2026Linkage11011110
• 31 Mar 2026Products of consecutive integers with unusual anatomyWhat's new
• 31 Mar 2026Products of consecutive integers with unusual anatomyWhat's new
• 31 Mar 2026Quantum Y2KJohn D. Cook
• 31 Mar 2026The point of yesterday’s post on the three ways of attacking a statistical problemStatistical Modeling, Causal Inference, and Social Science
• 31 Mar 2026Morse code treeJohn D. Cook
• 31 Mar 2026"Just when I thought I was out, they pull me back in!"West Coast Stat Views (on Observational Epidemiology and more)
• 31 Mar 2026Looking for a postdoc to teach and develop Bayesian methodsStatistical Modeling, Causal Inference, and Social Science
• 30 Mar 2026"What does it take to be a hero?" revisitedA Neighborhood of Infinity
• 30 Mar 2026These are the three ways of attacking a statistical problem (illustrated with the NFL example)Statistical Modeling, Causal Inference, and Social Science
• 30 Mar 2026The state of AI safety in four fake graphsWindows On Theory
• 30 Mar 2026Introducing the Trump Pressure IndexWest Coast Stat Views (on Observational Epidemiology and more)
• 30 Mar 2026Eugene PlotkinPeter Cameron's Blog
• 30 Mar 2026Mathematical methods and human thought in the age of AIWhat's new
• 30 Mar 2026Mathematical methods and human thought in the age of AIWhat's new
• 29 Mar 2026Movie Review: “The AI Doc”Shtetl-Optimized
• 29 Mar 2026Fun Little ProblemsComputational Complexity
• 29 Mar 2026“12-dimensional chess”Statistical Modeling, Causal Inference, and Social Science
• 29 Mar 2026My theoretical computer science notes from Epsilon CampShtetl-Optimized
• 29 Mar 2026Vector Meson DominanceAzimuth
• 28 Mar 2026Fair regression under localized demographic parity constraintsFreakonometrics
• 28 Mar 20262026 American Causal Inference ConferenceStatistical Modeling, Causal Inference, and Social Science
• 28 Mar 2026The Book of Infinity, MIT Press, 2026Joel David Hamkins
• 28 Mar 2026Should you include a list of retractions, corrections, and errors, along with a list of publications, on your CV?Statistical Modeling, Causal Inference, and Social Science
• 28 Mar 2026Reading log: Philosophy of Mathematics (Brown)Noncommutative Analysis
• 28 Mar 2026Geometry and the Exceptional Jordan AlgebraThe n-Category Café
• 27 Mar 2026Geometry and the Exceptional Jordan AlgebraAzimuth
• 27 Mar 2026An AI Odyssey, Part 3: Lost Needle in the HaystackJohn D. Cook
• 27 Mar 2026Maybe one of the remaining ’72 Dolphins will read this one.Statistical Modeling, Causal Inference, and Social Science
• 27 Mar 2026Computing sine and cosine of complex arguments with only real functionsJohn D. Cook
• 27 Mar 2026I've started a new drinking game where I take a shot whenever a tech bro uses the term "Kardashev scale."West Coast Stat Views (on Observational Epidemiology and more)
• 27 Mar 2026Digraphs on groupsPeter Cameron's Blog
• 26 Mar 2026Reflective Interpretive Frameworks • Incident 1Inquiry Into Inquiry
• 26 Mar 2026Comments on “The ASA p-value statement 10 years on” (ii)Error Statistics Philosophy
• 26 Mar 2026Frank Harrell on why and how to do Bayes for clinical trials and the recent FDA draft guidelinesStatistical Modeling, Causal Inference, and Social Science
• 26 Mar 2026Lebesgue constantsJohn D. Cook
• 26 Mar 2026Why and how to do Bayes for clinical trials: Our comments on the recent FDA draft guidance, and reactions to two comments by othersStatistical Modeling, Causal Inference, and Social Science
• 26 Mar 2026How much precision can you squeeze out of a table?John D. Cook
• 26 Mar 2026Kyoto 京都Freakonometrics
• 26 Mar 2026Newsletter #5/6Freakonometrics
• 26 Mar 2026Yes, I know I said we'd drop the subject, but that was before I knew the Onion was going to pick it up.West Coast Stat Views (on Observational Epidemiology and more)
• 26 Mar 2026From τὰ φυσικά (ta physika) to physics – LXIIThe Renaissance Mathematicus
• 26 Mar 2026What major works of literature were written after age of 85? 75? 65?!Statistical Modeling, Causal Inference, and Social Science
• 25 Mar 2026Since it is the Feast of the Annunciation …Logic Matters
• 25 Mar 2026Notation corner: When you have several different expressions that are mathematically equivalent, you don’t have to choose just one!Statistical Modeling, Causal Inference, and Social Science
• 25 Mar 2026Today in 11-year-old hyperloop newsWest Coast Stat Views (on Observational Epidemiology and more)
• 25 Mar 2026My Oxford TermComputational Complexity
• 24 Mar 2026A Scalable toolbox for exposing indirect discrimination in insurance ratesFreakonometrics
• 24 Mar 2026Survey Statistics: Individualism and the CV Noise ProblemStatistical Modeling, Causal Inference, and Social Science
• 24 Mar 2026From Mendeleev to FourierJohn D. Cook
• 24 Mar 2026False claims in a widely-cited paper. No corrections. No consequences. Welcome to the Business School.Statistical Modeling, Causal Inference, and Social Science
• 24 Mar 2026Mendeleev’s inequalityJohn D. Cook
• 24 Mar 2026Another angle on housing costsWest Coast Stat Views (on Observational Epidemiology and more)
• 24 Mar 2026bulk-boundary correspondencenLab
• 24 Mar 2026Summer School in Dynamical Systems (Austria)Jérôme Buzzi’s
• 24 Mar 2026Local Bernstein theory, and lower bounds for Lebesgue constantsWhat's new
• 24 Mar 2026Local Bernstein theory, and lower bounds for Lebesgue constantsWhat's new
• 23 Mar 2026Standard Model 7: PionsAzimuth
• 23 Mar 2026How earthquake safe are Vancouver condos?Statistical Modeling, Causal Inference, and Social Science
• 23 Mar 2026Set intersection and difference at the command lineJohn D. Cook
• 23 Mar 2026"[I]sn't necessarily a systemic catastrophe" is not the most comforting of phrases.West Coast Stat Views (on Observational Epidemiology and more)
• 23 Mar 2026International CGT in Japan, Day FourCombinatorial Game Theory
• 22 Mar 2026A $100 gift card could be legit. A $1000 is obviously a Scam. What should scammers do?Computational Complexity
• 22 Mar 2026Easily identifiable Stone-Cech compactificationsDan Ma's Topology Blog
• 22 Mar 2026International CGT in Japan, Day ThreeCombinatorial Game Theory
• 22 Mar 2026Space mirrors: Awesome solution to our energy problems, or ridiculous public relations stunt?Statistical Modeling, Causal Inference, and Social Science
• 22 Mar 2026You just witnessed an AlexNet moment in RAG because MaxSim is a Submodular NormNuit Blanche
• 22 Mar 2026RecoveryOpen System – Ark's blog
• 22 Mar 2026Starting Today: Kazhdan Sunday seminar: “Boolean Functions, Hypercontractivity, and Applications”Combinatorics and more
• 21 Mar 2026Claimed “100% sensitivity and specificity in differentiating autistic individuals from typically developing controls using retinal photographs” . . . yeah, right.Statistical Modeling, Causal Inference, and Social Science
• 20 Mar 2026International CGT in Japan, Day TwoCombinatorial Game Theory
• 20 Mar 2026The Agent That Doesn't Know ItselfThe n-Category Café
• 20 Mar 2026The Agent that Doesn’t Know ItselfAzimuth
• 20 Mar 2026Group and semigroup puzzles and a possible Polymath projectGowers's Weblog
• 20 Mar 2026Nutpie: state-of-the-art mass matrix adaptation for HMCStatistical Modeling, Causal Inference, and Social Science
• 20 Mar 2026Embedded regex flagsJohn D. Cook
• 20 Mar 2026Second Bonn conference on mathematical life sciencesHydrobates
• 20 Mar 2026Yes, I am about to unironically post a Joe Rogan interview with Ben Affleck.West Coast Stat Views (on Observational Epidemiology and more)
• 20 Mar 2026A data model is not just a “likelihood”Statistical Modeling, Causal Inference, and Social Science
• 20 Mar 2026History of science garbage dumps – two for the price of oneThe Renaissance Mathematicus
• 20 Mar 2026Bayesian Neural Networks in {tidymodels} with {kindling}Stats and R
• 19 Mar 2026International CGT in Japan, Day One TalksCombinatorial Game Theory
• 19 Mar 2026A harmonic morphism animationYet Another Mathblog
• 19 Mar 2026I don’t like the Wikipedia definition of Bayesian statistics. The Merriam-Webster definition is much better!Statistical Modeling, Causal Inference, and Social Science
• 19 Mar 2026I read the Financial Times because of its sharp insights, witty prose, and the fact that they have writers with names like Robin WigglesworthWest Coast Stat Views (on Observational Epidemiology and more)
• 19 Mar 2026Paysage mathématique (suite)Freakonometrics
• 19 Mar 2026If No One Pays for Proof, Everyone Will Pay for the LossFreakonometrics
• 19 Mar 2026Si personne ne paie pour la preuve, tout le monde paiera pour le sinistreFreakonometrics
• 19 Mar 2026A lesser-known characterization of the gamma functionJohn D. Cook
• 18 Mar 2026Differential Logic • Discussion 17Inquiry Into Inquiry
• 18 Mar 2026Congrats to Bennett and Brassard on the Turing Award!Shtetl-Optimized
• 18 Mar 2026Bennett and Brassard Win the Turing AwardComputational Complexity
• 18 Mar 2026New features in Stan Playground!Statistical Modeling, Causal Inference, and Social Science
• 18 Mar 2026Blah blah Ginger blah blah blahWest Coast Stat Views (on Observational Epidemiology and more)
• 18 Mar 2026International Workshop on Risk and Insurance, 서울, June 2026Freakonometrics
• 18 Mar 2026Tighter bounds on alternating series remainderJohn D. Cook
• 18 Mar 2026beta omega is not hereditarily normalDan Ma's Topology Blog
• 17 Mar 2026Survey Statistics: individualism doesn’t work (even when weighted)Statistical Modeling, Causal Inference, and Social Science
• 17 Mar 2026Did Ahmes find the best expansions for 2/n?The Universe of Discourse
• 17 Mar 2026Powers don’t clear fractionsJohn D. Cook
• 17 Mar 2026Fascist academics today and communist academics in the 1930s-1950sStatistical Modeling, Causal Inference, and Social Science
• 17 Mar 2026MAHAspitalWest Coast Stat Views (on Observational Epidemiology and more)
• 17 Mar 2026Decomposing Probabilistic ScoresFreakonometrics
• 17 Mar 2026Sequential Transport for Causal Mediation AnalysisFreakonometrics
• 17 Mar 2026No countable tightness in beta omegaDan Ma's Topology Blog
• 17 Mar 2026Another reason to hate on prediction marketsStatistical Modeling, Causal Inference, and Social Science
• 17 Mar 2026Intersection theory in OSCARPieter Belmans
• 16 Mar 2026What are the cycles of ribbon graphs?The Matroid Union
• 16 Mar 2026Standard Model 6: Pauli MatricesAzimuth
• 16 Mar 2026Hoffmann, Limits of MathematicsLogic Matters
• 16 Mar 2026“Which means that I’m qualified to write books on the topic and go on NPR regularly and give Ted talks and advise the government, but that’s about it.”Statistical Modeling, Causal Inference, and Social Science
• 16 Mar 2026Patrick Boyle lays out the ugly details of Elon Musk’s ultimate scam (perhaps in both senses of the word).West Coast Stat Views (on Observational Epidemiology and more)
• 16 Mar 2026Positive news about AIPeter Cameron's Blog
• 15 Mar 2026For \(R^3\) the problem is open. That's too bad. We live in \(R^3\)Computational Complexity
• 15 Mar 2026Linkage with plum blossoms11011110
• 15 Mar 2026It’s . . . speciation time!Statistical Modeling, Causal Inference, and Social Science
• 15 Mar 2026Power and Severity with nonsignificant results: more power puzzles? (ii)Error Statistics Philosophy
• 15 Mar 2026On Montgomery County public magnet schools: a guest post by Daniel GottesmanShtetl-Optimized

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