Lex Fridman Podcast

Hosts

• Lex FridmanAmerican podcaster and AI researcher; same host, second diarization label covering the interview segments

Frequent guests

• Khabib Nurmagomedov · 1 episodeRussian former mixed martial artist from Dagestan who retired as UFC lightweight champion with a 29-0 record
• Gary Gallagher · 1 episodeAmerican historian of the Civil War, professor emeritus at the University of Virginia
• Kieran Kunhya · 1 episodeBritish codec engineer, longtime FFmpeg contributor, founder of Open Broadcast Systems and the person behind the FFmpeg account on X
• Jean-Baptiste Kempf · 1 episodeFrench software engineer, president of VideoLAN and lead developer of VLC media player
• Jensen Huang · 1 episodeNvidia CEO who described GPUs as fungible, durable revenue-generating assets
• Jeff Kaplan · 1 episodeAmerican video game designer known for World of Warcraft and Overwatch at Blizzard Entertainment; co-founder of Kintsugiyama

Topics

• Countries and Peoples (book)
• Fame
• Dubai
• Derbent
• American Kickboxing Academy
• Messi–Ronaldo rivalry
• Real Madrid CF
• Pride Fighting Championships
• Islam
• Khabib Nurmagomedov vs. Conor McGregor (UFC 229)
• Freestyle wrestling
• Combat sambo
• Ultimate Fighting Championship
• Dagestan
• Mixed martial arts

Recently covered

• 
  #500 – Khabib Nurmagomedov: Dagestan, MMA, UFC, Islam, Conor, Fedor & Football

  Aug 12, 2026

  Khabib Nurmagomedov tells Lex Fridman about Dagestan's fighting culture, his father's coaching, the Conor McGregor fight, Islam, and football.

• 
  #499 – Gary Gallagher: American Civil War, Slavery, Lincoln, Grant & Lee

  Jul 28, 2026 · 3 h 53 min

  Lex Fridman and historian Gary Gallagher discuss the American Civil War: slavery as its cause, Lincoln, Grant, Lee, key battles, the Lost Cause, and today's divisions.

• 
  #496 – FFmpeg: The Incredible Technology Behind Video on the Internet

  May 6, 2026 · 4 h 24 min

  Jean-Baptiste Kempf and Kieran Kunhya explain FFmpeg, VLC, video codecs, handwritten assembly, open-source maintainer burnout and the Google security drama with Lex Fridman.

• 
  #494 – Jensen Huang: NVIDIA – The $4 Trillion Company & the AI Revolution

  Mar 23, 2026

  Lex Fridman interviews NVIDIA CEO Jensen Huang on extreme co-design, CUDA, AI scaling laws, supply chains, power, China, TSMC, jobs, AGI and mortality.

• 
  #493 – Jeff Kaplan: World of Warcraft, Overwatch, Blizzard, and Future of Gaming

  Mar 11, 2026

  Former Blizzard designer Jeff Kaplan tells Lex Fridman about his path from failed writer and EverQuest player to World of Warcraft, Titan, Overwatch, and his new studio's game.

All episodes

Every episode in the show’s feed. Linked episodes are in the encyclopedia; request any other and you’ll be notified when its entry is ready.