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Lex Fridman PodcastEdward Gibson: Human Language, Psycholinguistics, Syntax, Grammar & LLMs | Lex Fridman Podcast #426
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Episode Details
EPISODE INFO
- Released
- April 17, 2024
- Duration
- 2h 50m
- Channel
- Lex Fridman Podcast
- Watch on YouTube
- ▶ Open ↗
EPISODE DESCRIPTION
Edward Gibson is a psycholinguistics professor at MIT and heads the MIT Language Lab. Please support this podcast by checking out our sponsors:
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TRANSCRIPT: https://lexfridman.com/edward-gibson-transcript EPISODE LINKS: Edward's X: https://x.com/LanguageMIT TedLab: https://tedlab.mit.edu/ Edward's Google Scholar: https://scholar.google.com/citations?user=4FsWE64AAAAJ TedLab's YouTube: https://youtube.com/@Tedlab-MIT PODCAST INFO: Podcast website: https://lexfridman.com/podcast Apple Podcasts: https://apple.co/2lwqZIr Spotify: https://spoti.fi/2nEwCF8 RSS: https://lexfridman.com/feed/podcast/ Full episodes playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOdP_8GztsuKi9nrraNbKKp4 Clips playlist: https://www.youtube.com/playlist?list=PLrAXtmErZgOeciFP3CBCIEElOJeitOr41 OUTLINE: 0:00 - Introduction 1:13 - Human language 5:19 - Generalizations in language 11:06 - Dependency grammar 21:05 - Morphology 29:40 - Evolution of languages 33:00 - Noam Chomsky 1:17:06 - Thinking and language 1:30:36 - LLMs 1:43:35 - Center embedding 2:10:02 - Learning a new language 2:13:54 - Nature vs nurture 2:20:30 - Culture and language 2:34:58 - Universal language 2:39:21 - Language translation 2:42:36 - Animal communication SOCIAL:
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SPEAKERS
Edward (Ted) Gibson
guestLex Fridman
hostNarrator
otherNarrator
other
EPISODE SUMMARY
In this episode of Lex Fridman Podcast, featuring Edward (Ted) Gibson and Lex Fridman, Edward Gibson: Human Language, Psycholinguistics, Syntax, Grammar & LLMs | Lex Fridman Podcast #426 explores MIT linguist dissects language, thought, LLMs, and why legalese fails Lex Fridman interviews MIT psycholinguist Edward (Ted) Gibson about how human language is structured, processed, and learned, and how this contrasts with large language models. Gibson argues for a dependency-grammar view of syntax and shows that across languages, people strongly prefer short dependencies because long-distance links are cognitively costly. He distinguishes language (a communication system) from thought, citing brain-imaging and neuropsychology showing that high-level language and non‑linguistic reasoning use different neural systems. The conversation ranges from Pirahã number words and Amazonian color terms to the pathology of legalese, the limits of LLM “understanding,” and speculative ideas about communicating with animals and aliens.
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