I mean, do they see themselves in the mirror? 9 white men and 3 white women. Diverse interns? There's plenty of diversity at the lowest level. Just f-ing try to treat people equally.
Who do you scapegoat and who do you find excuses for, the white guy or the person who looks different from you or has a different background?
How about the people you try to pull into your little cliques. The people you gossip with and the people you gossip about. The people you spend time with. The people you give genuine appreciation and the people you make something up about and give fake compliments or sarcasm to. The people you agree with and the people you casually put down.
And don't f ing just hire a couple of nice tokens and call it a day.
Ya know, simple tips like that.