Most children's speech difficulties are "functional" (i.e. no known sensory, motor or intellectual deficits). Speech disorder may, however, be associated with cognitive deficits considered core abilities in executive function: rule abstraction and cognitive flexibility. The study compares the rule abstraction and cognitive flexibility of…

Presents longitudinal case studies of the successive phonological acquisition of two Cantonese-English bilingual children, aged 2;3 to 3;1 years and 2;9 to 3; and 5 years. Children were assessed at four-week intervals. Phoneme-acquisition data and phonological process data revealed that both children had separate phonological systems for the two…

Describes development of the Rochdale Assessment of Mirpuri Phonology, a phonological assessment for bilingual children that was administered to normally developing bilingual children as well as children suspected of having a speech disorder. Normally developing children showed phonological error patterns in English that are considered atypical of…