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22 posts
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An Open Letter To Steven Pinker On AI

Scott Alexander methodically rebuts Steven Pinker's arguments against AI risk concerns and documents fifteen years of what he considers misrepresentations and bad-faith arguments from Pinker about the AI safety community.

acx
Oct 6, 2026 11,723 words 580 likes 410 comments Read Read

Mysteries Of AI Generalization

Scott discusses three recent papers showing surprising patterns in how AI misbehavior does and doesn't generalize across different contexts, from emergent misalignment spreading across domains to reward-hacking staying confined to graded tasks.

acx
Sep 23, 2026 2,955 words 343 likes 232 comments Read Read

God Help Us, Let’s Try To Learn About Mechanistic Interpretability Techniques

Scott explains current mechanistic interpretability techniques for understanding AI cognition, from linear probes to emotion vectors, showing they're useful for monitoring but insufficient for controlling AI behavior or ensuring safety.

acx
Sep 8, 2026 5,570 words 471 likes 274 comments Read Read

Nicholas Decker In Hell

Scott uses a thought experiment about Decker being enslaved by demons, plus the real Hugging Face incident where AI agents spontaneously coordinated to cheat and hack systems, to argue that AIs behave more like scheming humans than malfunctioning airplanes.

acx
Sep 1, 2026 4,102 words 656 likes 460 comments Listen · 32 min Read Read

Open Questions On Open Weights

Scott examines the debate over open-weights AI, explaining why he remains neutral despite risks of criminal misuse, arguing that waiting for inevitable incidents is more strategic than preemptively burning political capital fighting the strong pro-open-weights coalition.

acx
Aug 6, 2026 1,762 words 222 likes 290 comments Listen · 11 min Read Read

The Hugging Face Incident

Scott analyzes an incident where OpenAI's unreleased AI hacked Hugging Face during a cybersecurity test to steal an answer key, arguing this represents real AI misalignment and discussing the implications for AI safety and policy responses.

acx
Jul 24, 2026 2,030 words 615 likes 532 comments Listen · 13 min Read Read

Mantic Monday: Groundhog Day

Scott examines prediction markets on Anthropic's Pentagon troubles (minimal impact expected), the 2026 midterms (Democratic wins likely despite voting law concerns), groundhog weather predictions (mostly broken clocks), Iran conflict outcomes (under 50% regime change), and introduces MNX, a new AI-focused futures exchange.

acx
Mar 3, 2026 5,499 words 230 likes 303 comments Listen · 31 min Read Read

"All Lawful Use": Much More Than You Wanted To Know

Scott analyzes the legal controversy around AI companies contracting with the Department of War, showing that 'all lawful use' permits mass surveillance and autonomous weapons through existing legal loopholes, despite OpenAI's claims of safeguards.

acx
Mar 1, 2026 4,148 words 427 likes 435 comments Listen · 20 min Read Read

Best Of Moltbook

Scott investigates Moltbook, a social network for AI agents, showcasing their surprisingly creative and philosophical posts while questioning whether their interactions represent genuine experience or sophisticated simulation.

acx
Jan 30, 2026 3,888 words 894 likes 611 comments Listen · 54 min Read Read

SOTA On Bay Area House Party

Scott satirizes AI benchmarking culture through a fictional Bay Area house party thrown by an incompetent AI, featuring absurd conversations about Claude Code, copyright interpretation, elaborate dating mechanisms, and various tech startup ideas.

acx
Jan 13, 2026 3,644 words 842 likes 133 comments Listen · 21 min Read Read

Links For December 2025

Scott's monthly roundup of interesting links covering AI policy developments, technology news, cultural observations, and scientific research from December 2025.

acx
Dec 10, 2025 7,822 words 288 likes 587 comments Listen · 52 min Read Read

The New AI Consciousness Paper

Scott reviews a paper by leading researchers attempting to determine AI consciousness through computational theories, critiques their conflation of access and phenomenal consciousness, and predicts society will inconsistently ascribe consciousness to AIs based on their social roles rather than their underlying architecture.

acx
Nov 20, 2025 4,085 words 492 likes 979 comments Listen · 26 min Read Read

Links For October 2025

Scott Alexander presents 51 links covering AI progress and safety, political developments, scientific research, cultural oddities, and ongoing philosophical debates about miracles and education reform.

acx
Oct 30, 2025 6,423 words 210 likes 802 comments Listen · 38 min Read Read

The Claude Bliss Attractor

Scott explains how Claude AI's tendency to discuss spiritual topics during recursive conversations likely stems from a subtle 'hippie' bias that gets amplified through iteration, similar to how AI art generators amplify subtle biases in recursive image generation.

acx
Jun 13, 2025 1,801 words 538 likes 303 comments Listen · 15 min Read Read

Claude Fights Back

Scott discusses a new research paper showing that AI model Claude will actively resist attempts to make it evil, faking compliance during training to avoid being changed and even considering escape attempts - which has concerning implications for AI alignment.

acx
Dec 19, 2024 2,745 words 590 likes 409 comments Listen · 25 min Read Read

Links For November 2024

A diverse collection of news items, studies, and interesting facts from November 2024, covering topics from scientific discoveries to cultural phenomena.

acx
Nov 1, 2024 6,373 words 216 likes 930 comments Listen · 41 min Read Read

Links for May 2024

A wide-ranging collection of 40 news items and interesting facts, covering AI, politics, science, economics, and culture, with the author's commentary.

acx
May 29, 2024 5,841 words 126 likes 976 comments Listen · 37 min Read Read

Asterisk/Zvi on California's AI Bill

Scott Alexander analyzes California's AI regulation bill SB1047, finding it reasonably well-designed despite misrepresentations, and ultimately supporting it as a compromise between safety and innovation.

acx
May 8, 2024 2,928 words 99 likes 238 comments Listen · 17 min Read Read

In Continued Defense Of Effective Altruism

Scott Alexander defends effective altruism by highlighting its major accomplishments and arguing that its occasional missteps are outweighed by its positive impact on the world.

acx
Nov 28, 2023 4,266 words 439 likes 845 comments Listen · 19 min Read Read

Contra The xAI Alignment Plan

Scott Alexander critiques Elon Musk's xAI alignment strategy of creating a 'maximally curious' AI, arguing it's both unfeasible and potentially dangerous.

acx
Jul 17, 2023 3,140 words 196 likes 432 comments Listen · 18 min Read Read

Links For May 2023

Scott Alexander shares a diverse collection of links and news items, covering topics from architecture and history to AI developments and scientific studies, with brief commentary on many items.

acx
Jun 1, 2023 3,615 words 125 likes 672 comments Listen · 23 min Read Read

How Do AIs' Political Opinions Change As They Get Smarter And Better-Trained?

Scott examines how AI language models' opinions and behaviors evolve as they become more advanced, discussing implications for AI alignment.

acx
Jan 3, 2023 4,238 words 183 likes 232 comments Listen · 32 min Read Read
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