Then I would say the Ivy League is doing something very wrong. When California and Washington passed ballot initiatives prohibiting race-conscious admissions, demographics shifted a bit but black admissions were nowhere near zero.
> underrepresented racial groups, including Blacks, Latinos and women
Women are not an underrepresented racial group, and in fact make up the majority of students at the University of California. https://www.universityofcalifornia.edu/about-us/information-...
So unless you take the perspective that colleges ought to engage in direct racial balancing against local graduating classes, it's very hard to tell a story about diversity or implicit bias here.