4min chapter

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#129 – Lisa Feldman Barrett: Counterintuitive Ideas About How the Brain Works

Lex Fridman Podcast

CHAPTER

How Do You Know When You Only Receive the Effects of Something?

Most of the time the brain does just predict like talking to itself and predicting stuff about the world. Your brain is receiving sense data continuously which are the effect of some set of causes your brain doesn't know the cause of these sense data it's only receiving the effects of those causes, so how do you know what caused those events? The answer is that your brain has one other source of information available to it which is your past experience It can reconstitute in its wiring past experiences and it can combine those past experiences in novel ways. Predictive and correcting predicts and correcting is a much more metabolically efficient way to run a system than constantly reacting all the time.

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