Researchers determined virtual manipulatives, on their own or as part of an instructional sequence, to be an evidence-based practice for students with intellectual and developmental disabilities (IDD; Long et al., 2022). Yet, the majority of research looking at virtual manipulative-based instructional sequences involves the phases learned in a…

Purpose: The primary aim of the study was to examine the association between early childhood practitioners' use of language facilitation strategies during interactive book reading of informational texts related to science and the language skills of preschool children with developmental language disorder (DLD). Method: Twenty-four practitioners (12…

Effectiveness of motor interventions depends not only on learning content but also on the used teaching strategies. However, little is known regarding the application of teaching strategies in clinical practice. This study aimed to develop and assess psychometric properties of a new Dutch observational instrument to document teaching strategies:…

Purpose: Speech-language pathologists (SLPs) have multiple roles and responsibilities related to language and literacy instruction in schools. The purpose of this exploratory, qualitative study was to analyze school-based SLPs' perceptions related to effective language and early literacy instruction for pre-K children with developmental language…

Through two presented experiments, I investigated the relationship between the development of non-arbitrary relational control on (a) degree of incidental acquisition of both the listener and speaker components of naming (Inc-BiN), (b) arbitrary derived relations, and (c) joint attention for children diagnosed with autism spectrum disorder (ASD).…

The purpose of the current study was to examine the dosage and fidelity of EMT en Español strategies that are posited to drive change in child outcomes. The study is a re-analysis of data collected during the National Institutes of Health (NIH) R21 grant "Teaching Spanish-speaking Caregivers to Implement EMT en Español: A Small Randomized…

Research has established that implementing evidence-based practices with a high procedural fidelity is integral in promoting positive outcomes for students with moderate-to-severe disabilities and more significant support needs. However, special education teachers who teach students with moderate-to-severe developmental disabilities often lack…

Research has established that implementing evidence-based practices with a high procedural fidelity is integral in promoting positive outcomes for students with moderate-to-severe disabilities and more significant support needs. However, special education teachers who teach students with moderate-to-severe developmental disabilities often lack…

This dissertation explores the theme of applying video-based instruction on employment skill acquisition among secondary students with intellectual and developmental disabilities (IDD). It consists of an introduction, three stand-alone papers, and a research statement. Chapter 1 presents the overview of the current competitive integrated…

People with intellectual and developmental disabilities have the right to access appropriate and comprehensive sexuality and relationship education (SRE), but face a long history of exclusion from SRE in the USA due to myths about the sexuality of people with intellectual and developmental disabilities, biases against people with disabilities, and…

Individuals with intellectual and developmental disabilities (IDD) have a significantly lower employment rate than those without disabilities. One promising intervention for improving employment outcomes is video-based instruction. The purpose of this systematic review was to examine the application of video-based instruction (VBI) to teach…

Stay-play-talk (SPT) is a peer-mediated intervention that involves training peer implementers to stay in proximity to, play with, and talk to a focal child who has disabilities or lower social competence. This systematic review and meta-analysis investigated the contexts in which SPT interventions have been conducted, the methodological adequacy…

Individuals with intellectual and developmental disabilities (IDD) often have difficulties with self-management skills such as scheduling daily tasks for educational, vocational, and leisure purposes. In this study, we used a multiple probe across participant design to evaluate the effects of constant time delay in teaching young adults with IDD…

Purpose: The aim of this study was to extract key learning from intervention studies in which qualitative aspects of dosage, "dose form," have been examined for children with developmental language disorder (DLD)--in vocabulary, morphosyntax, and phonology domains. This research paper emerged from a pair of systematic reviews, aiming to…

Purpose: Opportunities to actively engage in literacy instruction should be accessible to all students in the classroom. Shared book reading provides a literacy-based context in which teachers may adapt their communication to allow students with a range of abilities to participate. The current study examines teacher communication during shared…