Although the study of the acquisition of a first language has been split by a controversy between the "innatists" and the "behaviorists," neither group has given enough consideration to the relationship between language development and the other developments of the child (social, cognitive, and perceptual). This collection of readings links the…

The idea of semantic features has taken some force within psychology and a number of research workers have suggested that semantic acquisition is, in some manner, determined by semantic components. This notion has come to be called the "semantic feature hypothesis". An examination of the semantic feature hypothesis was made by testing 80…

Stampe's (1969, 1973) hypotheses regarding innate mental phonological processes are tested against some of the extant data on speech perception. (AM)

Smith's 1973 model of articulatory phonological development between the ages of two and four is re-examined in an attempt to develop a model that includes the possibility of both perceptual and articulatory learning. Smith's data, regarding phonological transformations of words after rules established by his infant son's pronunciation of the words…

Sex differences in cerebral organization and functioning, and the apparent superiority of males in spatial ability are examined in this paper. Attention is given to several kinds of cognitive and perceptual tasks in which sex differences in spatial ability have been shown to exist; among these are tasks involving: (1) recall and detection of…

Provided is a manual describing a model for early childhood services for visually impaired children (birth to school readiness) developed in Montgomery County, Maryland; presenting the philosophical framework from which the services were developed; and providing some field-tested strategies for intervention with the children and their families.…