An article by Stephan Thernstrom in the Wall Street Journal last week caught my eye. I…found this [sentence] intriguing: “One obvious cause of the [achievement gap] is the overwhelming preponderance of black single-parent families, a pattern that would not magically disappear if every scintilla of remaining racism vanished overnight.” That got me wondering: [I]s it possible that family structure could explain some, maybe even most, of the black-white achievement gap? Read it here.