This book "asserts that the origin and spread of languages must be examined primarily through the time-tested techniques of linguistic analysis, rather than those of evolutionary biology" and "defends traditional practices in historical linguistics while remaining open to new techniques, including computational methods" and "will appeal to readers interested in world history and world geography."
How Language Comes to Children: From Birth to Two Years
That children learn to speak so skillfully at a young age has long fascinated adults. Most children virtually master their native tongue even before learning to tie their shoelaces. The ability to acquire language has historically been regarded as a "gift"--a view given scientific foundation only in the present century by Noam Chomsky's theory of "universal grammar," which posits an innate knowledge of the principles that structure all languages.