The primary aim of this study was to evaluate and compare alternative modalities and stimuli used to measure receptive vocabulary skills in autistic children who are minimally verbal. This study systematically compared participants' outcomes on three different receptive vocabulary assessment conditions: a low-tech assessment that used a stimulus…

Individuals with autism spectrum disorders (ASD) have documented sensory processing difficulties across the lifespan; however there is limited empirical support for the sensory-based interventions that have become ubiquitous with the population. This study was conducted to address this need and examine the effect of sensory-based interventions on…

Students with autism spectrum disorders (ASD) have difficulties with verbal language. Many interventions to remediate such deficits require numerous materials and significant teacher time. This study sought to determine if a simple multi-component intervention that incorporated noncontingent reinforcement (NCR) and verbal modeling would result in…

We examined the effects of presession levels of attention (no attention vs. continuous attention) during subsequent alone and attention-extinction conditions for an individual with severe disabilities and problem behavior. A prior functional analysis indicated that attention was a primary maintaining variable for problem behavior. Experimental…