In the United States, traditional lecture-based teaching methods have not effectively met the needs of diverse learners in higher education (HE). This is particularly problematic as diversity is increasing amongst learners, including those with diverse racial, ethnic, gender, academic, and emotional backgrounds. The predominance of the two-tiered…

This thesis explores impact of evidence-based active-engagement courses (EBAE) on student achievement and gender gap in introductory physics. The first study is about the pedagogical content knowledge (PCK) of the physics teaching assistants (TAs) at identifying introductory students' difficulties using the Conceptual Survey of Electricity and…

The purpose of this research project was to improve the practice of using online lectures at a small private university. Using action research methodology, the researcher worked with a group of five university instructors to refine the use of online lectures through design and pedagogical practice. Beginning with a template or guide based on the…