Then you're either left with a more racist school, failing its talented Black kids.
Or a less racist school, providing a safer environment for Black kids to succeed and thrive.
1 black teacher? 13% more likely to go to college than their same school, same race peers. 2 Black teachers? 32% more likely to go to college. And the positive effect is concentrated in Black boys.
https://www.nber.org/papers/w25254
Because Black boys receive the most racist excessive discipline and mistreatment in schools.