> aforementioned black woman may have more in common with the white men on the team than other white men.
Diverse viewpoints are more likely to arise from introducing 3 black women to a group of 3 white men than if you introduced 3 more white men.
> it is quite possible that yet another white man with a different background would provide the greatest diversity,
Are you and the parent really arguing white men are even better than black women at diversity?