A total of 16 mothers and 16 fathers were recorded in dyadic sessions with their children (eight five year olds, eight two year olds; half boys, half girls) and with an adult. Noise-free questions and declaratives were analyzed for pitch and frequency range. Results suggest that both fundamental frequency and range are significantly influenced by…

Two strategies that children use to figure out new word meanings--attention to linguistic form class and the assumption of lexical contrast--were examined. It was found that very young children use both form class and lexical contrast to interpret new words. (PCB)

Reveals that young children acquiring Mandarin Chinese differentiate subject from topic, even though Chinese is a "topic-prominent" language. Data are based on results of a standardized, elicited imitation test of 95 Chinese children in Taiwan. Subjects between 2 years, 6 months and 5 years of age responded to coordinate as well as…

Examines whether vocal exchanges between preverbal infants and their mothers show characteristics similar to those found to be typical of conversational exchanges between competent adult speakers. (HOD)

Compares the spelling errors on the Wide Range Achievement Test II made by adults with an apparent autosomal dominant form of dyslexia to those made by their normal adult relatives and by spelling-age matched normal controls using a computerized error evaluation program. (HOD)

Findings suggest that (1) dyslexia is more prevalent in the United States than in Italy, (2) reading disabilities are strongly associated with disorders of verbal processing in both countries (although some American dyslexics also show visual-motor deficits), and (3) there is a greater dissociation between reading comprehension and decoding in…