He is also half white.
Unless the one-drop rule still applies, our president-elect is not black.
We call him that -- he calls himself that -- because we use dated language and logic. After more than 300 years and much difficult history, we hew to the old racist rule: Part-black is all black. Fifty percent equals a hundred. There's no in-between.
-- Marie Arana, "He's Not Black" (Washington Post).