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cognitive bias (59)
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study critique (270)
book review (221)
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forecasting (89)
politics (89)
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science (85)
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media criticism (76)
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rationality (76)
psychiatry (73)
psychology (72)
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domain: slatestarcodex.com (1127 posts)
domain: wikipedia.org (896 posts)
domain: astralcodexten.com (560 posts)
domain: lesswrong.com (491 posts)
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59 posts
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MacGregor The Bridge Builder

Scott explores the paradox that while it's unfair to judge people/movements by their worst moments rather than accomplishments (like psychology or effective altruism), we all naturally do this anyway (like with Anthony Weiner), and he has no solution to this dilemma.

acx
Aug 7, 2026 983 words 526 likes 762 comments Listen · 7 min Read Read

Links For July 2026 (Part 1)

Scott shares his monthly collection of interesting links from around the internet, covering topics from Jeremy Bentham's linguistic legacy to AI developments, with characteristic commentary and fact-checking caveats.

acx
Jul 22, 2026 3,748 words 220 likes 442 comments Listen · 22 min Read Read

Against The Generalized Anti-Caution Argument

Scott Alexander explains why dismissing warnings just because previous similar warnings were wrong is a dangerous fallacy, particularly for risks that naturally increase over time.

acx
Nov 22, 2024 2,033 words 397 likes 499 comments Listen · 12 min Read Read

Desperately Trying To Fathom The Coffeepocalypse Argument

Scott Alexander dissects and criticizes a common argument against AI safety that compares it to past unfulfilled disaster predictions, finding it logically flawed and difficult to steelman.

acx
Apr 25, 2024 2,526 words 177 likes 873 comments Listen · 14 min Read Read

Less Utilitarian Than Thou

Scott Alexander explores the misconception of utilitarianism, arguing that many common political actions are more ethically questionable than his own 'utilitarian' views.

acx
Feb 28, 2024 970 words 236 likes 591 comments Listen · 7 min Read Read

The Psychopolitics Of Trauma

Scott Alexander proposes that political hyperpartisanship might be a form of trauma, comparing PTSD symptoms to behaviors observed in political extremists.

acx
Jan 25, 2024 6,173 words 678 likes 541 comments Listen · 35 min Read Read

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 3,919 words 309 likes 576 comments Listen · 21 min Read Read

Is There An Illusion Of Moral Decline?

Scott Alexander critiques a study claiming an illusion of moral decline, pointing out methodological flaws and suggesting alternative explanations for the perception of declining morality.

acx
Jun 30, 2023 3,354 words 287 likes 426 comments Listen · 22 min Read Read

Contra Kavanagh On Fideism

Scott Alexander defends his thorough analysis of ivermectin studies, arguing that dismissing controversial topics without addressing evidence can inadvertently promote conspiracy theories.

acx
Feb 14, 2023 3,470 words 408 likes 746 comments Listen · 19 min Read Read

Conspiracies of Cognition, Conspiracies Of Emotion

Scott Alexander examines two types of conspiracy theories, suggesting they stem from different cognitive processes: unusual evidence processing and emotional priors.

acx
Jan 13, 2023 2,280 words 271 likes 495 comments Listen · 14 min Read Read

Highlights From The Comments On The Media Very Rarely Lying

Scott Alexander addresses reactions to his claim that media rarely lies, exploring different interpretations of 'lying' and examining specific cases of alleged media deception.

acx
Jan 11, 2023 7,391 words 139 likes 426 comments Listen · 42 min Read Read

Heuristics That Almost Always Work

Scott Alexander discusses the dangers of relying on 'Heuristics That Almost Always Work' through various examples, highlighting their limitations and potential consequences.

acx
Feb 8, 2022 2,258 words 753 likes 339 comments Listen · 18 min Read Read

Motivated Reasoning As Mis-applied Reinforcement Learning

Scott analyzes motivated reasoning as misapplied reinforcement learning, explaining how it might arise from the brain's mixture of reinforceable and non-reinforceable architectures.

acx
Feb 1, 2022 729 words 133 likes 333 comments Listen · 7 min Read Read

Too Good To Check: A Play In Three Acts

Scott Alexander analyzes the evolving narrative around a news story about ivermectin overdoses in Oklahoma hospitals, illustrating how cognitive biases and media dynamics can distort information.

acx
Sep 6, 2021 2,567 words 336 likes 843 comments Listen · 19 min Read Read

Trapped Priors As A Basic Problem Of Rationality

Scott Alexander explores the concept of 'trapped priors' as a fundamental problem in rationality, explaining how it leads to persistent biases and suggesting potential solutions.

acx
Mar 10, 2021 5,057 words 379 likes 641 comments Listen · 30 min Read Read

You're Probably Wondering Why I've Called You Here Today

Scott Alexander introduces his new blog, Astral Codex Ten, centered around the concept of ṛta and exploring topics related to rationality, science, and human cognition.

acx
Jan 21, 2021 739 words 506 likes 246 comments Listen · 6 min Read Read

Why Doctors Think They’re The Best

Scott Alexander examines seven cognitive traps that lead doctors to believe they're above-average, potentially applying to other client-choice professions.

ssc
Jan 2, 2020 1,284 words 0 likes 147 comments Listen · 10 min Read Read

Mental Mountains

The post explores how emotional learning creates hard-to-update mental models, drawing parallels between psychotherapy, psychedelics, and rationality techniques in overcoming these 'mental mountains'.

ssc
Nov 26, 2019 4,789 words 0 likes 173 comments Listen · 34 min Read Read

Varieties Of Argumentative Experience

Scott Alexander proposes a hierarchy of types of disagreements, from low-level meta-debate to high-level philosophical differences, and discusses how to engage in more productive arguments.

ssc
May 8, 2018 6,059 words 0 likes 435 comments Listen · 43 min Read Read

A Completely Accurate Map With No Distortion At All

Scott presents a distorted map of Europe as a riddle, challenging readers to reconsider their perceptions and solve the puzzle.

ssc
Nov 27, 2017 98 words 0 likes 92 comments Read Read

Concept-Shaped Holes Can Be Impossible To Notice

Scott Alexander discusses the difficulty of recognizing concepts we might be missing, using examples from psychology and sociology to argue for keeping an open mind towards seemingly trivial ideas.

ssc
Nov 7, 2017 1,915 words 0 likes 307 comments Listen · 14 min Read Read

Yes, We Have Noticed The Skulls

Scott Alexander defends rationalists against common criticisms, arguing that the movement is self-aware and actively tries to avoid past mistakes while striving for improvement.

ssc
Apr 7, 2017 1,499 words 0 likes 617 comments Listen · 12 min Read Read

Guided By The Beauty Of Our Weapons

Scott Alexander argues that true logical debate, rarely attempted, could be more effective in changing minds than commonly believed, and is necessary for long-term progress in distinguishing truth from falsehood.

ssc
Mar 24, 2017 6,166 words 0 likes 181 comments Listen · 42 min Read Read

Might People On The Internet Sometimes Lie?

Scott Alexander examines why compelling but unlikely stories on large internet platforms are probably lies, despite our reluctance to believe so.

ssc
Dec 12, 2016 1,637 words 0 likes 317 comments Read Read

Skin In The Game

Scott Alexander examines the ethics of sympathy for workers in difficult professions, exploring the tension between economic incentives and personal experiences in shaping our views on labor issues.

ssc
May 14, 2016 3,856 words 0 likes 574 comments Listen · 24 min Read Read
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