quantify the extent to which academic performance depends on students being of similar race or ethnicity to their instructors … performance gap in terms of class dropout and pass rates between white and minority students falls by roughly half when taught by … a minority instructor. In models that allow for a full set of ethnic and racial interactions between students and …

Many North American college students have trouble satisfying degree requirements in a timely manner. This paper reports … students offered both services and incentives than for those offered services alone. No program had an effect on men's grades …