Being black is the state of mind. If you feel oppressed, marginalized, and feel like the Man is coming to get you, you might be black.
Now if they can pass for black, like Rachel Dolezal, they want to be recognized as black. So they can claim to be oppressed and marginalized and benefit from Affirmative Action (AKA Diversity based only on skin color). Liberals like half-white Obama and full white Liz Warren know the game.
What a surprise when I saw his photo!!