Each concept here is mapped to its prerequisites — the ideas you'd need first to understand it — all the way down to four foundations: Space, Time, Energy, Pattern. Click any prerequisite to drill down, or scroll for the chain graph.
The ability to read, write, and comprehend language arises from the structured system of communication that encodes and conveys meaning through transformations of state or condition, which is a fundamental aspect of language.
External reference — all senses of the word “literacy” on Wiktionary. This atlas concept maps to only the slice of meaning relevant to the prerequisite graph.