The acquisition of new skills over a life span is a remarkable human ability. This ability, however, is constrained by age of acquisition (AoA); that is, the age at which learning occurs significantly affects the outcome. This is most clearly reflected in domains such as language, music, and athletics. This article provides a perspective on the…

Concerned with what can be done to help produce more thoughtful, critical readers, this report first presents an historical overview of theories on the origin of language, referring to B. F. Skinner, Noam Chomsky, and Jean Piaget, among others. It then discusses biological reasons for the evolution of language and the impact of verbal language on…

A study is undertaken to determine whether the nonlinguistic priority of the agent of an action facilitates the comprehension of word reference. The subjects were twelve male and twelve female infants at the one word stage of language production. The children were presented with three nonsense names (presented as part of a narration of a filmed…