Karl Friston: Neuroscience and the Free Energy Principle | Lex Fridman Podcast #99
Also referenced (named, not recommended)
BookReferencedISBN verified
Space, Time and Gravitation
Arthur Eddington (inferred)
“he loved real sort of things like Sir Arthur and his space-time and gravitation which was the the first understandable version of general relativity”— Karl Friston