Developmental difference is a common characteristic of autism spectrum disorder (ASD) with unclear sex differences. The current study included 610 children with ASD, aged between 2 and 7 years, with completed language profiles. We used a nonparametric item response theory model called Mokken scale analysis to examine the order of acquisition of…

Social participation has been linked to healthy aging, yet little is known about social participation during extended periods of time for adults with intellectual and developmental disabilities. The social participation of 777 adults with intellectual and developmental disabilities (aged 18-77 years), during a 4-year period, was examined.…

Purpose: Understanding the experiences of people with developmental disabilities during the initial period of COVID-19 pandemic. Methods: Individuals with developmental disabilities and their caregivers completed baseline and up to five follow-up online surveys using the CRISIS-AFAR measures, between July 2020 and September 2021. We used…

Although caregiving responsibilities and need for support persist and evolve across the life course in families with autistic youth or youth with other developmental disabilities (DDs), little is known about support during their child's adulthood years. Therefore, the present study used a mixed-methods approach to examine change and stability in…

As reading is inherently a multisensory, audiovisual (AV) process where visual symbols (i.e., letters) are connected to speech sounds, the question has been raised whether individuals with reading difficulties, like children with developmental dyslexia (DD), have broader impairments in multisensory processing. This question has been posed before,…

Purpose: Developmental language disorder (DLD) and autism sometimes appear as overlapping conditions in behavioral tests. There is much literature on the visual scanning pattern (VSP) of faces in autistic children, but this is scarce regarding those with DLD. The purpose of this study was to compare the VSP of faces in young children with DLD,…

Planning inclusive research should center meaningful engagement of co-researchers with intellectual and/or developmental disabilities to address issues that are important to their communities. There are a variety of approaches to planning research projects consistent with the guiding principles of inclusive research. We describe components of…

As the United States' first disability-specific leadership academy in state government, the Leadership Academy for Excellence in Disability Services is a year-long competency-based training experience designed for employees who manage programs that impact the lives of Tennesseans with intellectual and developmental disabilities and their families.…

Background: People with intellectual and developmental disabilities are among the most underserved in an inequitable healthcare system. Methods: Using Arksey and O'Malley's methodology and a social determinants of health framework, we conducted a scoping review of literature on the state of practice in education of healthcare professionals in the…

The purpose of this qualitative descriptive study was to explore how parents of children diagnosed with DDX3X Syndrome and school professionals serving on special education teams in the United States describe collaboration. The collaborative process was investigated through three sub-questions regarding relationship building, shared values, and…

Schoolwide peer-mediated programs have long been advocated as an avenue for promoting inclusion, friendship, and learning for students with autism and other developmental disabilities. Such interactive programs faced complexities amid the COVID-19 pandemic. We surveyed representatives of 91 elementary and secondary schools implementing a…

Children with Developmental Language Disorder (DLD) often experience co-occurring psychosocial difficulties, the developmental trajectories of which are still not fully understood. This study sought to explore the manifestation of such difficulties during childhood, through first-hand accounts of those with DLD and their close relatives.…

This essential manual helps educators comfortably and knowledgeably deliver lessons in comprehensive sex education to young people with developmental disabilities in the context of special education. Drawing on firsthand experience and real-world examples, the first half provides background material and tools for how to effectively partner with…

Background: Suicidality in individuals with intellectual disability is a critical but under-researched area. This systematic review aims to synthesize existing literature on the prevalence, risk factors, and interventions for suicidality among individuals with intellectual disability. Methods: Adhering to the PRISMA guidelines, a comprehensive…

Executive functions (EFs) are cognitive skills that begin developing in early life and are crucial for children's overall development and daily task performance. Generally, EFs are assessed through standardized neuropsychological tests, which may not always accurately capture real-world application. To overcome this limitation, alternative methods…