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LessWrong (30+ Karma)

LessWrong
Artificial Intelligence
Lesswrong
Anthropic
AI Safety
AI Alignment
Openai
Artificial General Intelligence
Philosophy
Machine Learning
Claude
Neural Networks
Chain Of Thought
Claude Opus
Large Language Models
Technology
Controlai
Claude Opus 4.7
Reinforcement Learning
Alignment
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Audio narrations of LessWrong posts.

PublishesDailyEpisodes500Founded3 years ago
Number of ListenersCategories
Society & CulturePhilosophyTechnology

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Artwork for LessWrong

Latest Episodes

Only three days after the release of Claude Fable 5, Anthropic was forced by the United States Government to make it unavailable, when a jailbreak was brought to its attention, rather than the previous situation of ‘yes obviously experts can jailbrea... more

Tldr: Most strategic writing on AI governance on LessWrong describes the outsider game, which is most often visible: press, statements, open letters. Here I want to describe the other, invisible half: the insider work within ministerial cabinets and ... more

Daniel Drucker pointed me at a fun bug in Google's calculator: the parsec is wrong when you do math on it.

As the earth travels around the sun, closer stars appear to shift back and forth against the far-distant background stars. The closer the st... more

Work also done with Cindy Wu, Asic Q Chen, Jean Tarbouriech, Min Ma, Brendan O'Donoghue, João Gabriel Lopes de Oliveira.

Paper here: arxiv.org/abs/2606.20560

Overview

In a recent collaboration between the GDM interpretability team and t... more

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Recent Guests

Fabien Roger
Researcher and co-author of the Opus 4.5 study
Episode: “Measuring the ability of Opus 4.5 to fool narrow classifiers” by Fabien Roger, John Hughes
John Hughes
Co-author of the Opus 4.5 study
Episode: “Measuring the ability of Opus 4.5 to fool narrow classifiers” by Fabien Roger, John Hughes
Jeremy Stevenson
Co-author of The 12 Levers
Episode: “A new rationalist self-improvement book: the 12 Levers” by spencerg
J Bostock
Author who presents the piece on steering LLMs and evaluation awareness
LessWrong
Episode: “Steering Might Stop Working Soon” by J Bostock
Reilly Haskins
Author and researcher presenting the study on COT monitoring and obfuscation
Research team behind the LessWrong post
Episode: “Training on Documents About Monitoring Leads To CoT Obfuscation” by Reilly Haskins, bilalchughtai, Josh Engels
Senthooran Rajamanoharan
Episode: “How well do models follow their constitutions?” by aryaj, Senthooran Rajamanoharan, Neel Nanda
Neel Nanda
Episode: “How well do models follow their constitutions?” by aryaj, Senthooran Rajamanoharan, Neel Nanda
Steven Byrnes
Artificial general intelligence safety researcher
Astra Institute
Episode: “Interview with Steven Byrnes on His Mainline Takeoff Scenario” by Liron
Chris Buck
Scientist at the National Cancer Institute pioneering yeast-based vaccines
National Cancer Institute
Episode: ″“Beers for Biodefense” - why yeast-based vaccines are potentially a big deal for biosecurity” by delton137

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Apple Podcasts
#207
Finland/Technology
Apple Podcasts
#227
India/Technology

Talking Points

Recent interactions between the hosts and their guests.

“Gwern’s 2025 Inkhaven Writing Interview” by gwern
Q: What is your approach to self-experimentation?
I find it a valuable way to gather data and explore claims about supplements or other topics.
“Gwern’s 2025 Inkhaven Writing Interview” by gwern
Q: How do you generate your ideas?
I often have long incubation periods, where I'm just waiting for things to crystallize.
“Interview: What it’s like to be a bat” by Saul Munn
Q: Why would that be the case?
Bats cannot communicate with each other with the precision or fidelity that humans can, which hampers their understanding of each other's consciousness.
“Interview: What it’s like to be a bat” by Saul Munn
Q: What is it like to be a BAT?
It's as mysterious for a bat to comprehend the consciousness of another bat as it is for humans to understand the consciousness of other humans.
“Creditworthiness should not be for sale” by habryka
Q: Okay, but shouldn't I be happy if I give money to a charity that can raise more than a dollar from other people if I give it a dollar?
It's a complex situation where sometimes funding public goods can lead to genuine societal benefits, but it may resemble a creditworthiness purchasing scheme initially.

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Frequently Asked Questions About LessWrong

What is LessWrong about and what kind of topics does it cover?

The show offers audio narrations of posts from a rationalist-leaning community, focusing on philosophy, technology, and society. Episodes commonly explore AI safety, cognitive science, ethics, and the social dynamics of online communities, often translating dense written material into accessible audio with analytical, long-form commentary. Listeners can expect deep dives into how ideas like alignment, risk, and reasoned debate shape tech policy, research directions, and personal decision-making. A notable strength is the rigorous, evidence-backed discussion style that surfaces nuanced critiques and practical implications, making it a fit for audiences who enjoy thoughtful analysis and rigorous argumentation about AI, epistemology, and conte... more

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LessWrong launched 3 years ago and published 500 episodes to date. You can find more information about this podcast including rankings, audience demographics and engagement in our podcast database.

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What guests have appeared on LessWrong?

Recent guests on LessWrong include:

1. Fabien Roger
2. John Hughes
3. Jeremy Stevenson
4. J Bostock
5. Reilly Haskins
6. Senthooran Rajamanoharan
7. Neel Nanda
8. Steven Byrnes

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