“Academic mismatch” causes many students who are admitted under a substantial preference based on race, but who possess weaker academic skills, to fall behind. The consequences include especially high attrition rates from the sciences, and self-segregation in less-demanding classes, thereby reducing classroom diversity.
Blacks are significantly more integrated across the University of California system than they were before the state eliminated racial preferences in 1996, thereby discouraging enrollment of underprepared minorities in the more elite institutions.
Sander and Taylor report: “Research suggests a similar pattern nationally; scholars have found that the use of large racial preferences by elite colleges has the effect of reducing diversity at second-tier schools.”
Another study showed that even if eliminating racial preferences in law schools would mean 21 percent fewer black matriculants, there would still be no reduction in the number of blacks who graduate and pass the bar exam...
In six devastating words, the Heriot-Kirsanow-Gaziano brief distills the case against the “diversity” rationale for racial preferences: “Minority students are not public utilities.”