Ninety percent of them came from caring,
intact families; 63 percent had gone to college, compared with the 5 to 6 percent
background rate in the developing world, according to Sageman.
Moreover, research shows that even after one controls for a range of
family background differences, children who grow up living in an
intact household with both biological parents present seem to do better, on average, on a wide range of social indicators than do children who grow up in a single - parent household (McLanahan and Sandefur, 1994).