State conditions and environmental variables were measured over a 5-hour period for 25 students (ages 3-21) with profound and multiple handicaps. Results showed the presence of state sequence patterns, short state change periods, and a relatively small amount of association between specific behavior states and environmental factors and events.…

This study, involving a 10-year-old child with cerebral palsy and autism, found that the use of headphones resulted in an increase in on-task behavior whether stimuli were presented in an audiovisual mode, an audio-only mode, or a visual-only mode. Preference was for the auditory only or the mixed audiovisual stimuli. (DB)

Four students with profound multiple disabilities were taught to use a microswitch communication system to request a change in recreational stimuli during social interactions with nondisabled peers. Outcomes are discussed in terms of the effects of controlling stimulus presentation on student behavior and the stability of preference hierarchies…