The world faces an imminent environmental crisis, highlighting the role of effective Environmental Education (EE) in cultivating an environmentally literate society capable of making informed decisions regarding individual and collective environmental actions. A primary goal of EE is the promotion of pro-environmental behaviour, a complex outcome…

The purpose of this study was to examine the social validity of five different evidence-based and emerging pathways to employment (i.e., supported employment, customized employment, internships, apprenticeships, and postsecondary education) from the perspective of multiple stakeholders. A Delphi method was used to determine whether stakeholders…

It has been proposed that an implicit learning deficit explains the difficulties with grammar commonly observed in children with Developmental Language Disorder (DLD). The present study further investigates this link in two ways. Firstly, we investigate whether kindergartners with DLD have more difficulties with preposition understanding and…

This doctoral capstone project assesses the impact and effectiveness of using peer mentoring workbooks as a tool to enhance the transition of college students with intellectual and developmental disabilities. A peer mentoring workbook was developed using theoretical frameworks to guide its design and identification of primary occupations, roles,…

The COVID-19 pandemic presented unprecedented challenges particularly among group homes for individuals with intellectual and developmental disabilities (IDD) given the close interactions and living arrangements of residents. Thus, the purpose of this project was to determine if an educational intervention focused on COVID-19 and COVID-19…

Self-determination, as a vital topic for individuals with disabilities, has received a narrow investigation in Saudi Arabia and the Middle Eastern communities. Therefore, it is imperative to examine evidence-based practices to furnish insight into the efficacy of self-determination models not only through theoretical research methods but also via…

The Picture Exchange Communication System (PECS) is a popular augmentative and alternative communication intervention for individuals with developmental disabilities that includes six, sequential phases of instruction. We systematically reviewed published and unpublished single-case PECS studies for details about the percentage of participants…

This systematic review evaluated interventions and relevant outcomes for health promotion and obesity prevention among children and adolescents with developmental disabilities (DD). Twenty-one studies including randomized control trials (n= 9) and quasi-experimental studies (n=12) published between 2010 and 2021 met inclusion criteria related to…

Background: Previous reviews did not include sources that were published in the last 14 years, indicating a need for an updated synthesis on the time delay literature. Objectives: This review was designed to synthesize outcomes for studies assessing time delay prompting procedures for teaching young children. Data sources: PsycINFO and ProQuest…

An experimental design was used to evaluate the effects of a classroom-based purchasing skills intervention designed to teach postsecondary students with intellectual and developmental disabilities the one-dollar-more purchasing strategy. The experimental group students (n = 12) completed the intervention first,and the control group participants…

Background: Language interventions are complex behavioural interventions, making it difficult to distinguish the specific factors contributing to efficacy. The efficacy of oral language comprehension interventions varies greatly, but the reasons for this have received little attention. Aims: The aim of this meta-analysis was to examine which…

Background: An emerging body of literature explores the impact of living with developmental language disorder (DLD) on children, individuals and families. This work has identified a range of challenges and strengths. However, there is limited evidence from the DLD community about the impacts of living with DLD in relation to parenting. Aims: We…

Background: Children with severe developmental disabilities are frequently excluded from research, and little is known about their quality of life (QoL). Using a mixed-methods approach, this study examined relationships between school factors and QoL for these children and their families. Method: 171 parents of children with severe developmental…

In 2014, the U.S. Centers for Medicare & Medicaid Services (CMS) launched the Home and Community-Based Services (HCBS) Final Rule intended to improve the quality of HCBS for people with disabilities. The Rule focuses on improving outcomes through person-centered services and supports. These outcomes include privacy and dignity. This study…

There is a lack of qualified special education teachers (SETs) in U.S. public schools. The literature has provided mixed results related to a variety of supports for SETs, including administrator, colleague, professional development, mentorship, and resources and their impact on retention. In addition, few studies have focused on SETs who work…