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COVID-19 (53)
study critique (271)
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study critique (271)
book review (224)
AI (113)
economics (105)
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education (93)
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forecasting (90)
politics (89)
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science (85)
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domain: slatestarcodex.com (1129 posts)
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domain: astralcodexten.com (567 posts)
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53 posts
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Contra Pritchard On Liberal Happiness

Scott defends liberalism against claims it has failed by explaining that happiness scales logarithmically with income, so our 225x wealth increase since medieval times correctly predicts the 3-point happiness gain we've actually seen, and recent declines are due to COVID rather than systemic failure.

acx
Jul 21, 2026 1,941 words 404 likes 493 comments Listen · 14 min Read Read Opened Opened

Your Attempt To Solve Debate Will Not Work

Scott argues that projects attempting to "solve debate" through argument mapping or similar technologies are fundamentally doomed because real arguments don't work like logical syllogisms, people don't actually want structured debates, and there's no evidence this approach has ever worked.

acx
Apr 28, 2026 1,389 words 504 likes 393 comments Listen · 9 min Read Read Opened Opened

The Evidence That A Million Americans Died Of COVID

Scott presents evidence that COVID-19 did kill approximately 1.2 million Americans, addressing skeptics by analyzing excess death data and addressing common counterarguments.

acx
May 22, 2025 2,084 words 491 likes 1,178 comments Listen · 13 min Read Read Opened Opened

The Other COVID Reckoning

Scott reflects on how COVID-19's massive death toll of 1.2 million Americans has been overshadowed in public discourse by more controversial but less significant aspects of the pandemic.

acx
May 21, 2025 1,016 words 456 likes 1,054 comments Listen · 7 min Read Read Opened Opened

What Happened To NAEP Scores?

Scott analyzes poor NAEP test scores and explores whether COVID school closures, systemic changes in education standards, or other factors are responsible for the decline.

acx
Mar 10, 2025 1,333 words 212 likes 365 comments Listen · 10 min Read Read Opened Opened

ACX Survey Results 2025

Scott analyzes the results of the 2025 ACX reader survey, revealing interesting patterns in reader demographics, beliefs, and behaviors, with some surprising contrasts between vocal commenters and the general readership.

acx
Jan 29, 2025 2,264 words 216 likes 410 comments Listen · 15 min Read Read Opened Opened

Failure To Replicate Anti-Vaccine Poll

Scott Alexander attempts to replicate a poll claiming high rates of COVID vaccine deaths, finds much lower rates, and concludes such polls are unreliable due to bias.

acx
Jun 14, 2024 2,073 words 263 likes 494 comments Listen · 13 min Read Read Opened Opened

Against Learning From Dramatic Events

Scott Alexander argues against significantly updating beliefs based on single dramatic events, advocating for consistent policies based on pre-existing probability distributions.

acx
Jan 16, 2024 3,940 words 309 likes 576 comments Listen · 21 min Read Read Opened Opened

Response To Alexandros Contra Me On Ivermectin

Scott Alexander responds to critiques of his 2021 ivermectin analysis, acknowledging some errors but maintaining his conclusion that ivermectin likely doesn't work for COVID-19.

acx
Feb 1, 2023 13,391 words 108 likes 308 comments Listen · 79 min Read Read Opened Opened

Links For July

Scott Alexander presents a diverse collection of interesting links and news items from July, covering topics from linguistics and AI to politics and economics.

acx
Jul 29, 2022 3,007 words 92 likes 423 comments Listen · 24 min Read Read Opened Opened

Contra Hoffman On Vitamin D Dosing

Scott Alexander critiques Ben Hoffman's arguments about Vitamin D dosing, maintaining that it is primarily a bone-related chemical with limited evidence for other benefits.

acx
Apr 22, 2022 3,883 words 84 likes 157 comments Listen · 28 min Read Read Opened Opened

Predictions For 2022

Scott Alexander shares his predictions for 2022 on various topics, comments on predictions from other sources, and announces a prediction contest for readers.

acx
Feb 1, 2022 2,236 words 42 likes 179 comments Listen · 23 min Read Read Opened Opened

Grading My 2021 Predictions

Scott Alexander evaluates his 2021 predictions, analyzing his performance across various confidence levels and comparing his results to other forecasters and prediction markets.

acx
Jan 24, 2022 1,559 words 86 likes 133 comments Listen · 17 min Read Read Opened Opened

Movie Review: Don't Look Up

Scott Alexander reviews 'Don't Look Up', critiquing its contradictory narratives about trusting science and experts vs. outsiders.

acx
Jan 4, 2022 3,400 words 293 likes 1,042 comments Listen · 25 min Read Read Opened Opened

Links For December

Scott Alexander shares 34 diverse and interesting links on topics ranging from historical curiosities to current scientific debates, with brief commentaries on each.

acx
Dec 30, 2021 2,609 words 64 likes 531 comments Listen · 21 min Read Read Opened Opened

Highlights From The Comments On Diseasonality

Scott Alexander summarizes and responds to reader comments on his 'Diseasonality' article, exploring various aspects of disease seasonality across different viruses and geographical locations.

acx
Dec 23, 2021 1,969 words 44 likes 204 comments Listen · 17 min Read Read Opened Opened

Addendum To "No Evidence" Post

Scott provides a real-world example of how the phrase 'no evidence' can be misused in science reporting, contrasting it with a prediction market's more nuanced response.

acx
Dec 23, 2021 214 words 88 likes 75 comments Listen · 4 min Read Read Opened Opened

The FDA Has Punted Decisions About Luvox Prescription To The Deepest Recesses Of The Human Soul

Scott Alexander argues that doctors should prescribe fluvoxamine for COVID-19 despite FDA inaction, urging them to overcome discomfort with off-label use when evidence supports it.

acx
Dec 22, 2021 3,031 words 162 likes 252 comments Listen · 21 min Read Read Opened Opened

Addendum To Luvox Post

Scott provides updates on efforts to get FDA approval for fluvoxamine as a COVID-19 treatment and reports on the early approval of Paxlovid.

acx
Dec 22, 2021 396 words 97 likes 36 comments Listen · 5 min Read Read Opened Opened

Mantic Monday: Let Me Google That For You

Scott Alexander reviews recent developments in prediction markets, including Google's internal market and Metaculus' 'fortified essays', while discussing challenges and applications in various fields.

acx
Dec 20, 2021 2,525 words 41 likes 125 comments Listen · 23 min Read Read Opened Opened

The Phrase "No Evidence" Is A Red Flag For Bad Science Communication

Scott Alexander criticizes the misleading use of 'no evidence' in science communication and suggests more nuanced alternatives.

acx
Dec 17, 2021 1,478 words 400 likes 491 comments Listen · 14 min Read Read Opened Opened

Diseasonality

Scott Alexander examines theories for disease seasonality, proposing a dynamic model where seasonal factors entrain waning immunity cycles.

acx
Dec 8, 2021 3,002 words 103 likes 218 comments Listen · 29 min Read Read Opened Opened

MM: Omicron Variant

Scott Alexander analyzes prediction market forecasts about the Omicron COVID-19 variant, discussing its potential transmissibility, lethality, and prevalence.

acx
Nov 29, 2021 554 words 88 likes 174 comments Listen · 6 min Read Read Opened Opened

Highlights From The Comments On Ivermectin

Scott Alexander responds to comments on his ivermectin article, discussing criticisms, the worms hypothesis, vaccine skepticism, and journalism quality.

acx
Nov 23, 2021 5,817 words 62 likes 502 comments Listen · 44 min Read Read Opened Opened

Ivermectin: Much More Than You Wanted To Know

Scott Alexander analyzes ivermectin studies for COVID-19, finding most positive results likely due to methodological flaws, fraud, or confounding by parasitic infections.

acx
Nov 17, 2021 16,700 words 445 likes 2,108 comments Listen · 128 min Read Read Opened Opened
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