This dissertation investigates the actual versus perceived knowledge of oral language development strategies among early years teachers in international schools. Employing Prestwich's (2012) "Teacher's Knowledge of Oral Language Development" (TKOLD) survey, it assesses teachers' knowledge in critical areas such as promoting extended…

Integrating technology in education has shown to revolutionize the teaching and learning process in STEM education. It therefore becomes imperative that STEM teachers are skilled and well equipped to use technology in their classrooms. Professional development programs can serve as great channels for teachers to develop their technological…

The study aimed to investigate how the knowledge, understanding and skills of secondary science teachers in SC relate to their capacity to deliberately integrate World Class Skills (WCS) into their science classroom instruction through effective planning and pedagogical choices. The study employs the Partnership for 21 Century Learning framework…

As community colleges strive to prepare students for an increasingly interconnected world, this study investigated the challenges and opportunities in internationalizing history curriculum at these institutions. The research addressed the limited understanding of community college history faculty's perceptions and experiences regarding…

This qualitative case study was created to explore with experienced online adjunct faculty in higher education their perceptions of the ways they learned to stay competent within their discipline to continue to be proficient in their online instruction. Their experience teaching online ranged from five to 17 years and all participants taught…

Over the last decade, the demands on secondary science teachers have shifted to encompass a new range of objectives. Science teachers need support in their efforts to be responsive as they navigate shifting demands in the teaching profession: new state standards, an ever-diversifying student body, and a drive to integrate social justice into…

This study aimed to investigate middle school social studies teachers' perceptions of professional development and its relation to the teacher's knowledge of the subject, teaching methods, and improving student outcomes. The primary questions addressed in this study focused on middle school social studies teachers perceptions of current…

This mixed-methods explanatory sequential study of K-6 classroom teachers and education technology leaders (ETLs) examined their technological pedagogical content knowledge (TPACK) and awareness of New York State's Computer Science and Digital Fluency (NYS-CS/DF) Learning Standards. Combined, the findings provide guidance for a successful rollout…

Many district and school leaders have leveraged instructional leadership or social justice leadership to advance student achievement for minoritized students. While research has examined these approaches separately, we identify a potential gap at the nexus between instructional and social justice leadership. In particular, we find a need for…

Although pronunciation instruction (PI) has started to gain prominence in second language teacher professional development (PD) research (e.g. Nguyen & Newton, 2021), relatively less attention has been given to PD programs in an online format. Adopting a Sociocultural Theoretical (SCT) perspective, this dissertation explored the role of an…

In a district where only 5% of ELLs were deemed language proficient, the problem was the need to understand teacher perceptions of best practices to increase English language learner (ELL) achievement in reading and writing. The purpose of this qualitative study was to examine teacher perceptions of best practices to support ELLs in improving…

The importance of effective reading instruction in the primary grades cannot be overstated. Teachers are expected to be qualified and capable literacy teachers to produce proficient readers (Bornfreund, 2012; Walsh et al., 2006). The purpose of this study was to explore Pennsylvania kindergarten, first, and second grade teachers' perceptions,…

This dissertation consists of two distinct bodies of work. The first leverages a unique aspect of fire ant biology to investigate a potential role for a supergene in genetic assimilation. A supergene refers to a chromosome structural rearrangement, such as an inversion, that regulates the production of an alternative phenotype within a species. In…

The "A Nation at Risk" report was released in 1983 and enumerated systemic flaws in the U.S. education system, highlighting science education as an area of concern (Denning, 1983). Over a generation later, a new opportunity has emerged to improve science education for all students, and especially the youngest learners. The Next…

This exploratory case study examined the nature of problem solving in terms of the types of problems posed, instructional approaches and collaborative learning, in first-year and second-year post-secondary computing education. Participants included faculty across three computing programs. Instructional classroom and laboratory observations,…