What Charan Ranganath thinks about world models

@charan-ranganath · 20 positions · On ppll ↗

Professor of psychology and neuroscience at the University of California, Davis, where he directs the Dynamic Memory Lab, and author of Why We Remember.

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1 dated position, 2024, in their own words. Our reading of what Charan Ranganath has said — not written or endorsed by them.

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1. 25 May 2024

   Our readingThe brain does not record experience continuously; it lays down an episodic memory at moments of surprise, uncertainty and prediction error, because that is where the useful information is.

   Their wordsis this idea that we form these internal models at particular points of high prediction error or points of, I believe also points of uncertainty, points of surprise or motivationally significant periods. And those points are when it’s maximally optimal to encode an episodic memory.

   ↗Charan Ranganath: Human Memory, Imagination, Deja Vu, and False Memories | Lex Fridman Podcast #430youtube.com 3rd of 20 in this recording