LEAP and TEACCH represent two comprehensive treatment models (CTMs) that have been widely used across several decades to educate young children with autism spectrum disorders. The purpose of this quasi-experimental study was to compare high fidelity LEAP (n = 22) and TEACCH (n = 25) classrooms to each other and a control condition (n = 28), in…

Social initiations make up a core deficit for children with autism spectrum disorder (ASD). In particular, initiated questions during social interactions are often minimal or absent in this population. In the context of a multiple baseline design, the efficacy of using the motivational procedures of Pivotal Response Treatment to increase social…

Early diagnosis of Autism Spectrum Disorders followed by timely research-based intervention is associated with better long-term outcomes such as the improvement of social skills, communication, and increased IQ (American Academy of Pediatrics, 2001). Characteristics of children with autism and their families, including limited financial resources…

Incorporated motivational procedures to teach question-asking to three children (ages three and five). All children learned to use questions in relation to items they had previously been unable to label and demonstrated generalization of spontaneous question-asking to new items and to their home environments with their mothers, with concomitant…

This study evaluated the impact of intensive behavioral treatment by parents in the home setting on the development of 11 young autistic children. Compared to a control group, the children had significantly higher posttreatment IQ scores. Smaller, but statistically significant effects on symptom severity were also found, although experimental…