Learning mathematics is difficult for many students, especially students with mathematics learning disabilities MLD. To improve the academic achievement for students with MLD, educational legislations (IDEA 2004; ESSA 2015) mandate that schools must use evidence-base core curricula. Textbooks conveys the intended values and principles for…

Despite growing evidence about the significance of Early Childhood Development (ECD) programs, public investment has been relatively low, resulting in slower expansion of evidence-based ECD programs. This dissertation consists of three essays on conducting and using economic evaluation methods to scale up early childhood education and development…

The problem that guided this study was the low proportion of students scoring 3 or more on the Advanced Placement English Language and Composition (APELC) exam at one Department of Defense (DoD) school. Moreover, the qualifying ratios were lower than students attending all DoD and U.S. schools. The need for teachers to examine the performance of…

Reading reforms in U.S. schools have provided important but insufficient support for improving reading equity. Measures of early reading continue to demonstrate that schools have failed to equip historically marginalized students with the early literacy skills and knowledge they require to become skillful readers. Prekindergarten through second…

Many students struggle to read multisyllable words (Burns et al., 2017). These students may benefit from additional support to move from the full-alphabetic phase to the consolidated-alphabetic phase of reading acquisition to proficiently read multisyllable words (Bhattacharya & Ehri, 2004). There is limited research on advanced phonics…

Many districts have adopted social-emotional learning (SEL) curriculum that teachers must incorporate into their lessons. The purpose of this qualitative dissertation-in-practice was to explore teachers' perceptions of the quality of SEL program professional development (PD) for teachers at a small, rural West Texas high school. For this study,…

This applied dissertation was designed to describe the research-based practices used by middle school teachers of multilingual or ELL students in the subject area courses and the teachers' self-efficacy to implement those research-based practices while teaching. Also, this study aimed to describe the impact of professional development regarding…

The Individuals with Disabilities Education Improvement Act (IDEIA) and the No Child Left Behind Act (NCLB) require teachers to use evidence-based practices (EBPs) with students with disabilities. Knowledge of EBPs can improve student outcomes and requires training and practice for successful implementation. Teachers have reported a lack of…

Special education teacher preparation programs contribute to teacher quality. Colleges and universities are tasked with preparing student teachers and equipping them with the essential skills necessary for educating students with a wide range of learning and behavioral needs across various settings. High-quality special education teacher…

Students with emotional and behavioral disorders (EBD) exhibit a wide variety of difficult behavior, and the responsibility of educating them is equally difficult. Students with EBD face historically bleak outcomes. Additionally, EBD teachers have had a continual nationwide shortage. They have the highest turnover rate and have more teachers on…

This study examined the effects of using an online module to train in-service BCBAs and practitioners on practicing cultural humility, responsiveness, awareness, and self-reflection within the ABA field. In the online module intervention, participants were exposed to case scenarios, course materials, and individual cultural humility questions,…

Autism affects about 4.57 million children under the age of five worldwide, and 95% of them live in low-and-middle-income countries, where services are scarce. In China, there is a scarcity of professionals who can provide evidence-based treatments. Families of children with autism often experience delays in diagnosis and treatments, and this…

Students who do not read proficiently by the end of first grade are likely to remain poor readers and suffer academic difficulties across all subjects during their school career (Moats, 2017). Therefore, early identification and intervention of reading difficulties are essential for students' academic success (Partanen & Siegel, 2014; Vadasy…

Using Constructivist Grounded Theory (CGT) and reflexive Thematic Analysis (TA) methods, the purpose of this case study was to construct theory about equity for students studying chemistry at public universities in Colorado. Interviews with students (N=12), chemistry instructors (N=9), and equity practitioners (N=9) as well as observations of…

In this exploratory mixed-methods case study, I examined 24 participating principals' perceptions of using implementation science to deploy Inclusive Learning Communities (ILC) in 33 Wisconsin schools participating in a Research-to-Practice Inclusive Communities (RPIC) project. I found evidence that ILC were supported by a majority of…