The aim of this study is to describe the mathematical thinking process of autistic students in terms of gesture, using a qualitative approach. Data collecting is conducted by using 3 (three) audio-visual cameras. During the learning process, both teacher and students' activity are recorded using handy cam and digital camera (full HD capacity).…

Twenty six children with autism, 24 children with developmental disabilities, and 15 typically developing children participated in tasks in which an adult displayed emotions. Child focus of attention, change in facial tone (i.e., hedonic tone), and latency to changes in tone were measured and summary scores of emotional contagion were created.…

Purpose: To describe and compare the pragmatic language profiles of school-age children with autism spectrum disorders (ASD) and Williams syndrome (WS) on a standardized measure to determine whether a standard pragmatics tool can differentiate between 2 groups of children with opposing social presentations and pragmatic language difficulties.…

Assessed continuity and change in diagnosis, intelligence, and language skills in children with autism, Down Syndrome, and other developmental delays, identifying precursors of gains in language skills and peer engagement in mid-school years. Found that early nonverbal communication and play skills predicted initiations of peer play for Down…

Discusses methodological problems of Sigman and Ruskin's longitudinal study. Questions whether determination of specificity, universality, and uniqueness is appropriately addressed by between-syndrome comparisons. Describes problems with group matching, offers a method of partially correcting them, and argues that group designs have limited…

Addresses questions about group comparisons and the extent to which the original Sigman and Ruskin study identified specific, unique, and universal deficits in autism. Considers the alternate methodology for measuring improvements in the performance of children with Down syndrome and autism. (JPB)