Naomi Baron Discusses How Children Acquire Language.

Steven Pinker, a psycholinguist at MIT and director of its Center for Cognitive Neuroscience, has a new book on how language works: "The Language Instinct: How the Mind Creates Language" (Morrow). He argues that language is not simply a cultural invention taught by parents and schools, but a biological system, --an instinct-- partly learned, and partly innate. To Pinker, a three year old toddler is a "grammatical genius", capable of obeying adult rites of language, similar to web-spinning in spiders or sonar in bats.

Russ Rymer is a journalist who has written for The New Yorker, the New York Times, and the Washington Post. He has just written his first book, "Genie," about the discovery in 1970 of a thirteen year old girl who had lived her entire life locked in a room of her parent's house. Genie had no language or social skills. Her discovery coincided with a raging debate among scientists about the origin of language. Michael Dorris writes about the book, "At once a scientific detective story and an examination of professional ethics. . .

Language commentator Geoffrey Nunberg explains some of the reasons you shouldn't use a dictionary.