Children with autism spectrum disorder present with a variety of social communication deficits such as atypicalities in social gaze and verbal and non-verbal communication delays as well as perceptuo-motor deficits like motor incoordination and dyspraxia. In this study, we had the unique opportunity to study praxis performance in deaf children…

Early childhood educators need access to research-based practices and materials to help all children learn to read. Some theorists have suggested that individuals learn to read through "dual coding" (i.e., a verbal code and a nonverbal code) and may benefit from more than one route to literacy (e.g., dual coding theory). Although deaf…

The manual gestures that hearing children produce when explaining their answers to math problems predict whether they will profit from instruction in those problems. We ask here whether gesture plays a similar role in deaf children, whose primary communication system is in the manual modality. Forty ASL-signing deaf children explained their…

This dissertation examines depiction in American Sign Language (ASL) presentations. The impetus for this study came from my work as an instructor in an interpreter education program. The majority of ASL/English interpreters are second language learners of ASL, and many of them find some features of ASL challenging to learn. These features are…

Shows that 17 kindergarten children receiving sign language instruction tested significantly higher on the Peabody Picture Vocabulary Test than 17 kindergartners receiving no such instruction. The study's findings confirm that simultaneously presenting words visually, kinesthetically, and orally offers an advantage to young learners. (23…

This paper describes the planning and implementation of an instructional unit to teach the basics of American Sign Language to a class of nine elementary-aged male students with serious emotional disturbances (including one with a severe hearing impairment) in a laboratory school. The systematic instructional approach, direct instruction, was…