Explores how experiences after birth exert a dramatic and precise impact, physically determining how the intricate neural circuits of the brain are wired, in particular, in areas of language and vocabulary. Discusses the brain's acute vulnerability to trauma such as under or over stimulation or abuse. (HTH)

Notes that regardless of the language, children acquire language on the same general schedule and the same cognitive path. Explores the process of child language acquisition, from sounds, through word meanings, to syntax and grammar. (HTH)