Purpose: Pitch plays an important role in auditory perception of music and language. This study provides a systematic review with meta-analysis to investigate whether individuals with autism spectrum disorder (ASD) have enhanced pitch processing ability and to identify the potential factors associated with processing differences between ASD and…

A history of hearing and a review of the physics of sound is followed by an overview of how the ear works. The outer hair cell is the focus of particular attention because of its central role in the conversion of sound energy into neural energy used by the brain. Contains a list of recommended resources. (CR)

Reviews selected literature on child development about children's symbol use in performance of spatial and mathematical tasks. Describes the musical development of a child over a period of 16 months and shows how principles of symbol use from outside music can guide interpretations of children's symbol acquisition. (CMK)