The document discusses criticisms of Noam Chomsky's theory of Universal Grammar and the innateness of language. It notes that Chomsky's theory proposes that language is a separate, innate faculty of the brain, but many linguists disagree with this view and think language develops through use and social interaction. It also discusses how unification grammars provide alternatives to Chomsky's theory by analyzing syntax and semantics together without positing movement of syntactic elements.