Recent studies indicate that children with intellectual disabilities have functional limitations primarily in the phonological loop of working memory (Baddeley, 1986). These findings are indicative of a specific structural deficit. Building on this research, the present study examines whether it is possible to identify specific phonological…

The emergence of the Down syndrome (DS) behavioural phenotype during early development may be of great importance for early intervention. The main goal of this study was to investigate the good-imitator-poor-talker developmental profile in DS at preschool age. Twenty children with Down syndrome (DS; mean nonverbal mental age NMA 1 y10 m) and 15…

Acquiescence, the tendency to respond affirmatively regardless of the content of a question, was examined in 57 mentally retarded children (11 to 17 years old) and 91 nonretarded children (3 to 8 years old). Embedded within the standard interview schedule for both samples were two pairs of oppositely worded questions on the same topic.…