Individuals with autism spectrum disorder (ASD) frequently exhibit generalization errors, but many instructional programs fail to address this deficit. Generalization errors encompass when the learner should extend the use of a newly taught behavior to other contexts but does not (under-generalization), as well as when he or she should not use the…

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…

Youth with conduct problems present frequently depressive symptoms. Academic skills are thought to be a mediating variable by which conduct problems could lead to depressive symptoms. No studies have longitudinally compared this model among school-aged boys and girls with different levels of conduct problems. Cascade models were tested to examine…

Background: Williams syndrome (WS) phenotype is described as unique and intriguing. The aim of this study was to investigate the associations between speech-language abilities, general cognitive functioning and behavioural problems in individuals with WS, considering age effects and speech-language characteristics of WS sub-groups. Methods: The…

While stress is a common experience for parents caring for a child with a developmental disability, current measures fail to distinguish between general stress in parents and the demands of parenting and perceptions of parenting skills (parenting stress). This study examined differences in "parenting stress" reported by parents of…

Few evidence-based practices are available to guide educators in teaching reading to children with Autism Spectrum Disorder who have complex learning and behavioral needs associated with the symptoms of ASD and common co-occurring conditions, such as Attention Deficit/Hyperactive Disorder and Specific Learning Disability. Some researchers have…

Relatively little is known about the incidence of declassification among young children who receive preschool special education services or about factors associated with declassification. The Pre-Elementary Education Longitudinal Study (PEELS) follows a nationally representative sample of children who were receiving preschool special education…

This paper uses data from the Head Start Impact Study (HSIS), a nationally representative multisite randomized trial, to quantify variation in effects of Head Start during 2002-2003 on children's cognitive and socio-emotional outcomes relative to the effects of other local alternatives, including parent care. We find that (1) treatment and control…

In this article, we describe an inclusive educational programme for a young boy severely affected by autism. The programme is exemplary not only academically, but also in terms of what children need socially and emotionally. It represents best practices in action. Given the wide agreement about what constitutes best education practices, but the…

Translational research inspired by behavioral momentum theory in the area of developmental disabilities has shown effects in individuals over a range of functioning levels. In the current study, behavioral momentum was assessed in 6 children diagnosed with autism and severe intellectual disability. In a repeated measures design, participants were…

The purpose of this study was to analyze the research literature on three-tier models of reading and behavior and to provide a descriptive analysis and meta-analytic review of these models. An in-depth review of 17 articles was conducted on the similarities and differences between and among three-tier models of reading (n = 5), models of behavior…