Postsecondary access and degree completion are increasingly important concerns for individuals and policymakers. This dissertation presents evidence on three distinct strategies for increasing students' level of preparedness for higher education, rates of postsecondary enrollment, and rates of postsecondary degree completion. The first is an…

Research demonstrates that students' success in rigorous middle and high school math courses is positively associated with their admission to college, earnings later in life, and career prospects. The sequential nature of math course-taking, however, can create an opportunity structure that puts certain students at a disadvantage, specifically…

The high school transition was examined in an ethnically diverse, urban sample of 1,979 adolescents, followed from 7th to 10th grade (M[subscript age] = 14.6, SD = 0.37 in 7th grade). Twice annually, data were gathered on adolescents' perceptions of school climate, psychological functioning, and academic behaviors. Piecewise growth modeling…