Is Barack Obama black?
bbc / Kimberly McClain DaCosta, Harvard

Is Obama black? It depends on who - and when - you ask. For some of us, the heralding of Barack Obama as the first black president of the United States seems a rather uncontroversial claim. Not so for others. One well-known African American writer, Debra Dickerson, famously objected that Obama is not of the people properly defined as "black" on the grounds that because he is not descended from slaves.

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