Research presented in this paper on the character of infant-directed speech and the nature of infant speech perception abilities from 6 to 12 months suggests that prosody contributes significantly to early analyses of child languages and assists infants in developing root processes of parsing. (104 references) (Author/CK)

A variety of types of evidence are examined to help determine the true nature of "deep structure" and what, if any, implications this has for linguistic theory as well as culture theory generally. The evidence accumulated over the past century on the nature of phonetic and phonemic systems is briefly discussed, and the following areas of…