David Marr's three-level theory of understanding (computational theory: what is being computed and why; algorithm: how is it computed; implementation: how is it physically instantiated) is crucial for neuroscience; without knowing what the brain computes and why, examining its architecture and chemistry cannot yield understanding
normativepending
Speaker
Donald HoffmanEvidence Quote
“he said you have to have a computational theory what is being computed and why an algorithm how is it being computed what what are the prec pro algorithms and then the hardware how does it get instantiated in the hardware and so to really to do Neuroscience he argued we needed to have um understanding at all those levels”
Source
Donald Hoffman: Reality is an Illusion - How Evolution Hid the Truth | Lex Fridman Podcast #293— Lex FridmanCreated: 8/10/2026, 11:10:10 PM
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