Lex Fridman Podcast

Latest Episodes:

#452 – Dario Amodei: Anthropic CEO on Claude, AGI & the Future of AI & Humanity Nov 11, 2024

Show notes

Dario Amodei is the CEO of Anthropic, the company that created Claude. Amanda Askell is an AI researcher working on Claude’s character and personality. Chris Olah is an AI researcher working on mechanistic interpretability.
Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep452-sc
See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc.

Transcript:
https://lexfridman.com/dario-amodei-transcript

CONTACT LEX:
Feedback – give feedback to Lex: https://lexfridman.com/survey
AMA – submit questions, videos or call-in: https://lexfridman.com/ama
Hiring – join our team: https://lexfridman.com/hiring
Other – other ways to get in touch: https://lexfridman.com/contact

EPISODE LINKS:
Claude: https://claude.ai
Anthropic’s X: https://x.com/AnthropicAI
Anthropic’s Website: https://anthropic.com
Dario’s X: https://x.com/DarioAmodei
Dario’s Website: https://darioamodei.com
Machines of Loving Grace (Essay): https://darioamodei.com/machines-of-loving-grace
Chris’s X: https://x.com/ch402
Chris’s Blog: https://colah.github.io
Amanda’s X: https://x.com/AmandaAskell
Amanda’s Website: https://askell.io

SPONSORS:
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Encord: AI tooling for annotation & data management.
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BetterHelp: Online therapy and counseling.
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OUTLINE:
(00:00) – Introduction
(10:19) – Scaling laws
(19:25) – Limits of LLM scaling
(27:51) – Competition with OpenAI, Google, xAI, Meta
(33:14) – Claude
(36:50) – Opus 3.5
(41:36) – Sonnet 3.5
(44:56) – Claude 4.0
(49:07) – Criticism of Claude
(1:01:54) – AI Safety Levels
(1:12:42) – ASL-3 and ASL-4
(1:16:46) – Computer use
(1:26:41) – Government regulation of AI
(1:45:30) – Hiring a great team
(1:54:19) – Post-training
(1:59:45) – Constitutional AI
(2:05:11) – Machines of Loving Grace
(2:24:17) – AGI timeline
(2:36:52) – Programming
(2:43:52) – Meaning of life
(2:49:58) – Amanda Askell – Philosophy
(2:52:26) – Programming advice for non-technical people
(2:56:15) – Talking to Claude
(3:12:47) – Prompt engineering
(3:21:21) – Post-training
(3:26:00) – Constitutional AI
(3:30:53) – System prompts
(3:37:00) – Is Claude getting dumber?
(3:49:02) – Character training
(3:50:01) – Nature of truth
(3:54:38) – Optimal rate of failure
(4:01:49) – AI consciousness
(4:16:20) – AGI
(4:24:58) – Chris Olah – Mechanistic Interpretability
(4:29:49) – Features, Circuits, Universality
(4:47:23) – Superposition
(4:58:22) – Monosemanticity
(5:05:14) – Scaling Monosemanticity
(5:14:02) – Macroscopic behavior of neural networks
(5:18:56) – Beauty of neural networks

#451 – Rick Spence: CIA, KGB, Illuminati, Secret Societies, Cults & Conspiracies Oct 30, 2024

Show notes

Rick Spence is a historian specializing in the history of intelligence agencies, espionage, secret societies, conspiracies, the occult, and military history.
Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep451-sc
See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc.

Transcript:
https://lexfridman.com/rick-spence-transcript

EPISODE LINKS:
Rick’s Website: https://www.uidaho.edu/class/history/faculty-staff/richard-spence
Rick’s Courses: https://bit.ly/40dIZbw

SPONSORS:
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MasterClass: Online classes from world-class experts.
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OUTLINE:
(00:00) – Introduction
(09:04) – KGB and CIA
(23:21) – Okhrana, Cheka, NKVD
(38:53) – CIA spies vs KGB spies
(45:29) – Assassinations and mind control
(52:23) – Jeffrey Epstein
(59:15) – Bohemian Grove
(1:11:09) – Occultism
(1:22:20) – Nazi party and Thule society
(2:02:38) – Protocols of the Elders of Zion
(2:35:43) – Charles Manson
(3:02:30) – Zodiac Killer
(3:13:24) – Illuminati
(3:20:48) – Secret societies

PODCAST LINKS:
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#450 – Bernie Sanders Interview Oct 23, 2024

Show notes

Bernie Sanders is a US Senator from Vermont and a two-time presidential candidate.
Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep450-sc
See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc.

Transcript:
https://lexfridman.com/bernie-sanders-transcript

EPISODE LINKS:
Bernie’s Website: https://berniesanders.com
Bernie’s X: https://x.com/BernieSanders
Bernie’s Instagram: https://instagram.com/berniesanders
Bernie’s YouTube: https://youtube.com/@BernieSanders
Bernie’s Facebook: https://facebook.com/berniesanders

Bernie’s Books:
It’s OK to Be Angry About Capitalism: https://amzn.to/4fiIqS3
Where We Go from Here: https://amzn.to/4eUSJMj
Bernie Sanders Guide to Political Revolution: https://amzn.to/3YkVAa4
Our Revolution: https://amzn.to/40cIbnf
Outsider in the White House: https://amzn.to/3BSfD8u

SPONSORS:
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Eight Sleep: Temp-controlled smart mattress.
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OUTLINE:
(00:00) – Introduction
(08:51) – MLK Jr
(11:43) – Corruption in politics
(23:00) – Healthcare in US
(31:33) – 2016 election
(37:32) – Barack Obama
(43:26) – Capitalism
(51:35) – Response to attacks
(56:32) – AOC and progressive politics
(1:04:24) – Mortality
(1:06:30) – Hope for the future

#449 – Graham Hancock: Lost Civilization of the Ice Age & Ancient Human History Oct 16, 2024

Show notes

Graham Hancock a journalist and author who for over 30 years has explored the controversial possibility that there existed a lost civilization during the last Ice Age, and that it was destroyed in a global cataclysm some 12,000 years ago. He is the presenter of the Netflix documentary series “Ancient Apocalypse”, the 2nd season of which has just been released.
Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep449-sc
See below for timestamps, and to give feedback, submit questions, contact Lex, etc.

EPISODE LINKS:
Graham’s Website: https://grahamhancock.com/
Ancient Apocalypse (Season 2): https://netflix.com/title/81211003
Graham’s YouTube: https://youtube.com/GrahamHancockDotCom
Graham’s X: https://x.com/Graham__Hancock
Graham’s Facebook: https://facebook.com/Author.GrahamHancock
Fingerprints of the Gods (book): https://amzn.to/4eM3QXC

SPONSORS:
To support this podcast, check out our sponsors & get discounts:
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OUTLINE:
(00:00) – Introduction
(09:58) – Lost Ice Age civilization
(17:03) – Göbekli Tepe
(29:07) – Early humans
(34:07) – Astronomical symbolism
(45:36) – Younger Dryas impact hypothesis
(1:03:55) – The Great Pyramid and the Sphinx of Giza
(1:24:29) – Sahara Desert and the Amazon rainforest
(1:33:49) – Response to critics
(1:57:56) – Panspermia
(2:05:22) – Shamanism
(2:29:22) – How the Great Pyramid was built
(2:36:41) – Mortality

#448 – Jordan Peterson: Nietzsche, Hitler, God, Psychopathy, Suffering & Meaning Oct 11, 2024

Show notes

Jordan Peterson is a psychologist, author, lecturer, and podcast host.
Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep448-sc
See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc.

Transcript:
https://lexfridman.com/jordan-peterson-2-transcript

EPISODE LINKS:
Peterson Academy: https://petersonacademy.com
Jordan’s X: https://x.com/jordanbpeterson
Jordan’s YouTube: https://www.youtube.com/@JordanBPeterson
Jordan’s Website: https://jordanbpeterson.com

Jordan’s Books:
We Who Wrestle with God: https://amzn.to/485Dz4a
Beyond Order: https://amzn.to/3T4LRBw
12 Rules for Life: https://amzn.to/3c4sqYF
Maps of Meaning: https://amzn.to/3A1Ods2

SPONSORS:
To support this podcast, check out our sponsors & get discounts:
Eight Sleep: Temp-controlled smart mattress.
Go to https://eightsleep.com/lex
Ground News: Unbiased news source.
Go to https://groundnews.com/lex
BetterHelp: Online therapy and counseling.
Go to https://betterhelp.com/lex
LMNT: Zero-sugar electrolyte drink mix.
Go to https://drinkLMNT.com/lex

OUTLINE:
(00:00) – Introduction
(07:07) – Nietzsche
(14:48) – Power and propaganda
(19:54) – Nazism
(24:54) – Religion
(41:18) – Communism
(47:03) – Hero myth
(49:12) – Belief in God
(59:24) – Advice for young people
(1:12:02) – Sex
(1:32:00) – Good and evil
(1:44:46) – Psychopathy
(1:58:15) – Hardship
(2:10:31) – Pain and gratitude
(2:21:32) – Truth

#447 – Cursor Team: Future of Programming with AI Oct 06, 2024

Show notes

Aman Sanger, Arvid Lunnemark, Michael Truell, and Sualeh Asif are creators of Cursor, a popular code editor that specializes in AI-assisted programming.
Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep447-sc
See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc.

Transcript:
https://lexfridman.com/cursor-team-transcript

EPISODE LINKS:
Cursor Website: https://cursor.com
Cursor on X: https://x.com/cursor_ai
Anysphere Website: https://anysphere.inc/
Aman’s X: https://x.com/amanrsanger
Aman’s Website: https://amansanger.com/
Arvid’s X: https://x.com/ArVID220u
Arvid’s Website: https://arvid.xyz/
Michael’s Website: https://mntruell.com/
Michael’s LinkedIn: https://bit.ly/3zIDkPN
Sualeh’s X: https://x.com/sualehasif996
Sualeh’s Website: https://sualehasif.me/

SPONSORS:
To support this podcast, check out our sponsors & get discounts:
Encord: AI tooling for annotation & data management.
Go to https://encord.com/lex
MasterClass: Online classes from world-class experts.
Go to https://masterclass.com/lexpod
Shopify: Sell stuff online.
Go to https://shopify.com/lex
NetSuite: Business management software.
Go to http://netsuite.com/lex
AG1: All-in-one daily nutrition drinks.
Go to https://drinkag1.com/lex

OUTLINE:
(00:00) – Introduction
(09:25) – Code editor basics
(11:35) – GitHub Copilot
(18:53) – Cursor
(25:20) – Cursor Tab
(31:35) – Code diff
(39:46) – ML details
(45:20) – GPT vs Claude
(51:54) – Prompt engineering
(59:20) – AI agents
(1:13:18) – Running code in background
(1:17:57) – Debugging
(1:23:25) – Dangerous code
(1:34:35) – Branching file systems
(1:37:47) – Scaling challenges
(1:51:58) – Context
(1:57:05) – OpenAI o1
(2:08:27) – Synthetic data
(2:12:14) – RLHF vs RLAIF
(2:14:01) – Fields Medal for AI
(2:16:43) – Scaling laws
(2:25:32) – The future of programming

#446 – Ed Barnhart: Maya, Aztec, Inca, and Lost Civilizations of South America Sep 30, 2024

Show notes

Ed Barnhart is an archaeologist and explorer specializing in ancient civilizations of the Americas. He is the Director of the Maya Exploration Center, host of the ArchaeoEd Podcast, and lecturer on the ancient history of North, Central, and South America. Ed is in part known for his groundbreaking work on ancient astronomy, mathematics, and calendar systems.
Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep446-sc
See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc.

Transcript:
https://lexfridman.com/ed-barnhart-transcript

EPISODE LINKS:
Ed’s YouTube: https://youtube.com/@archaeoedpodcast
Ed’s Website: https://archaeoed.com/
Maya Exploration Center: https://mayaexploration.org
Ed’s Lectures on The Great Courses: https://thegreatcoursesplus.com/edwin-barnhart
Ed’s Lectures on Audible: https://adbl.co/4dBavTZ
2025 Mayan Calendar: https://mayan-calendar.com/

SPONSORS:
To support this podcast, check out our sponsors & get discounts:
MasterClass: Online classes from world-class experts.
Go to https://masterclass.com/lexpod
Shopify: Sell stuff online.
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NetSuite: Business management software.
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AG1: All-in-one daily nutrition drinks.
Go to https://drinkag1.com/lex
Notion: Note-taking and team collaboration.
Go to https://notion.com/lex

OUTLINE:
(00:00) – Introduction
(08:59) – Lost civilizations
(16:04) – Hunter-gatherers
(19:36) – First humans in the Americas
(29:28) – South America
(34:57) – Pyramids
(42:01) – Religion
(55:05) – Shamanism
(57:02) – Ayahuasca
(1:03:15) – Lost City of Z
(1:08:09) – Graham Hancock
(1:15:11) – Uncontacted tribes
(1:21:12) – Maya civilization
(1:37:00) – Mayan calendar
(1:52:17) – Flood myths
(2:20:46) – Aztecs
(2:38:12) – Inca Empire
(2:56:13) – Early humans in North America
(3:02:10) – Columbus
(3:06:46) – Vikings
(3:10:55) – Aliens
(3:15:23) – Earth in 10,000 years
(3:31:33) – Hope for the future

#445 – Vivek Ramaswamy: Trump, Conservatism, Nationalism, Immigration, and War Sep 25, 2024

Show notes

Vivek Ramaswamy is a conservative politician, entrepreneur, and author of many books on politics, including his latest titled Truths: The Future of America First.
Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep445-sc
See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc.

Transcript:
https://lexfridman.com/vivek-ramaswamy-transcript

EPISODE LINKS:
Truths (new book): https://amzn.to/3XPgZJF
Vivek’s X: https://x.com/VivekGRamaswamy
Vivek’s YouTube: https://youtube.com/@VivekGRamaswamy
Vivek’s Instagram: https://instagram.com/vivekgramaswamy
Vivek’s Facebook: https://facebook.com/VivekGRamaswamy
Vivek’s Rumble: https://rumble.com/VivekRamaswamy
Vivek’s LinkedIn: https://bit.ly/4e5g0uv

Vivek’s other books:
Woke, Inc.: https://amzn.to/4eqiDqs
Nation of Victims: https://amzn.to/3Tu4259
Capitalist Punishment: https://amzn.to/3XOwi5c

SPONSORS:
To support this podcast, check out our sponsors & get discounts:
Saily: An eSIM for international travel.
Go to https://saily.com/lex
BetterHelp: Online therapy and counseling.
Go to https://betterhelp.com/lex
NetSuite: Business management software.
Go to http://netsuite.com/lex
Ground News: Unbiased news source.
Go to https://groundnews.com/lex
Eight Sleep: Temp-controlled smart mattress.
Go to https://eightsleep.com/lex

OUTLINE:
(00:00) – Introduction
(12:50) – Conservatism
(16:06) – Progressivism
(21:41) – DEI
(26:33) – Bureaucracy
(33:25) – Government efficiency
(48:34) – Education
(1:02:59) – Military Industrial Complex
(1:25:18) – Illegal immigration
(1:46:53) – Donald Trump
(2:08:18) – War in Ukraine
(2:19:31) – China
(2:30:42) – Will Vivek run in 2028?
(2:42:21) – Approach to debates

#444 – Vejas Liulevicius: Communism, Marxism, Nazism, Stalin, Mao, and Hitler Sep 20, 2024

Show notes

Vejas Liulevicius is a historian specializing in Germany and Eastern Europe, who has lectured extensively on Marxism and the rise, the reign, and the fall of Communism.
Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep444-sc
See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc.

Transcript:
https://lexfridman.com/vejas-liulevicius-transcript

EPISODE LINKS:
Vejas’s Courses: https://www.thegreatcoursesplus.com/vejas-gabriel-liulevicius
Vejas’s Books: https://amzn.to/4e3R1rz
Vejas’s Audible: https://adbl.co/4esRrHt

SPONSORS:
To support this podcast, check out our sponsors & get discounts:
AG1: All-in-one daily nutrition drinks.
Go to https://drinkag1.com/lex
BetterHelp: Online therapy and counseling.
Go to https://betterhelp.com/lex
Notion: Note-taking and team collaboration.
Go to https://notion.com/lex
LMNT: Zero-sugar electrolyte drink mix.
Go to https://drinkLMNT.com/lex
Eight Sleep: Temp-controlled smart mattress.
Go to https://eightsleep.com/lex

OUTLINE:
(00:00) – Introduction
(08:48) – Marxism
(36:33) – Anarchism
(51:30) – The Communist Manifesto
(1:00:29) – Communism in the Soviet Union
(1:20:23) – Lenin, Trotsky, and Stalin
(1:30:11) – Stalin
(1:37:26) – Holodomor
(1:51:16) – The Great Terror
(2:04:17) – Totalitarianism
(2:15:19) – Response to Darryl Cooper
(2:30:27) – Nazis vs Communists in Germany
(2:36:50) – Mao
(2:41:57) – Great Leap Forward
(2:48:58) – China after Mao
(2:54:30) – North Korea
(2:58:34) – Communism in US
(3:06:04) – Russia after Soviet Union
(3:17:35) – Advice for Lex
(3:25:17) – Book recommendations
(3:28:16) – Advice for young people
(3:35:08) – Hope

#443 – Gregory Aldrete: The Roman Empire – Rise and Fall of Ancient Rome Sep 12, 2024

Show notes

Gregory Aldrete is a historian specializing in ancient Rome and military history.
Thank you for listening ❤ Check out our sponsors: https://lexfridman.com/sponsors/ep443-sc
See below for timestamps, transcript, and to give feedback, submit questions, contact Lex, etc.

Transcript:
https://lexfridman.com/gregory-aldrete-transcript

EPISODE LINKS:
Gregory’s Website: https://gregorysaldrete.com/
Gregory’s Books: https://amzn.to/3z6NiKC
Gregory’s Great Courses Plus: https://www.thegreatcoursesplus.com/gregory-s-aldrete
Gregory’s Audible: https://adbl.co/4e72oP0

SPONSORS:
To support this podcast, check out our sponsors & get discounts:
LMNT: Zero-sugar electrolyte drink mix.
Go to https://drinkLMNT.com/lex
Shopify: Sell stuff online.
Go to https://shopify.com/lex
AG1: All-in-one daily nutrition drinks.
Go to https://drinkag1.com/lex
BetterHelp: Online therapy and counseling.
Go to https://betterhelp.com/lex
ExpressVPN: Fast & secure VPN.
Go to https://expressvpn.com/lexpod

OUTLINE:
(00:00) – Introduction
(08:38) – Ancient world
(22:34) – Three phases of Roman history
(25:24) – Rome’s expansion
(37:04) – Punic wars
(45:36) – Conquering Greece
(47:14) – Scipio vs Hannibal
(50:21) – Heavy infantry vs Cavalry
(53:57) – Armor
(1:06:48) – Alexander the Great
(1:12:49) – Roman law
(1:22:29) – Slavery
(1:30:09) – Fall of the Roman Republic
(1:33:54) – Julius Caesar
(1:38:33) – Octavian’s rise
(1:48:25) – Cleopatra
(1:56:47) – Augustus
(2:24:57) – Religion in Rome
(2:49:03) – Emperors
(2:56:10) – Marcus Aurelius
(3:02:21) – Taxes
(3:05:29) – Fall of the Roman Empire
(3:22:41) – Decisive battles
(3:46:51) – Hope

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