Calculus at the college level has significant potential to serve as a pump for increasing the number of students majoring in STEM fields. It is a foundation course for all STEM majors and, if mastered well, should provide students with a positive and successful first-year experience and gateway into more advanced courses. Studies have shown that a…

This dissertation is about the stories of African American male undergraduate students who have experienced success in mathematics. Bandura's (1997) social cognitive theory and Tillman's (2000) culturally sensitive research approach which promotes qualitative methods, recognizes ethnicity, and positions culture as central to the research were…

This study sought to understand how aspects of middle school mathematics teachers' knowledge and conceptions are related to their enactment of cognitively demanding tasks. I defined the enactment of cognitively demanding tasks to involve task selection and maintenance of the cognitive demand of high-level tasks and examined those two…

In order to improve student success within developmental programs, we conducted a study of 1st year students taking required, developmental mathematics courses at a large, urban public university. Findings suggest that merely the number of years of mathematics that students take in high school is not a precise indicator of student readiness and…

The purpose of this dissertation was to analyze the social and educational contexts that impact students' perceptions of their mathematical learning and students' use of resistance in regard to these social and educational impacts within the sixth grade environment. Specifically, this study addressed the following overarching questions: (1) What…

This study examined practices of teachers in Wake County Public Schools' (WCPSS) middle school Algebra I classes. Regression analyses of standardized state testing results allowed for identification of the most effective and least effective Algebra I teachers. The study used surveys, observations, and focus group interviews to compare and contrast…