Rising Tide II: Do Black Students Benefit as Grad Rates Increase? looks at a decade of graduation rates for African American students at four-year, public institutions that improved student success during the past decade. It shows that while a majority (almost 70 percent) of institutions we examined improved graduation rates for black students, those gains haven’t been large or fast enough to close gaps between black and white students. In fact, in many cases, these gaps have widened.