Not long ago, the New York Times ran a revealing article titled “The Typical American Lives Only 18 Miles From Mom.” Based on a comprehensive survey of older Americans, the authors reported that, “Over the last few decades, Americans have become less mobile, and most adults—especially those with less education or lower incomes—do not venture far from their hometowns.” In fact, “the median distance Americans live from their mother is eighteen miles, and only 20 percent live more than a couple of hours’ drive from their parents.”