The reflective Mary Eberstadt has the latest Weekly Standard cover story, asserting that the late rise of identity politics especially among the young descends from the decline in family, despite myriad other theories. An excerpt: Maybe that cultural scream of ‘mine!’ is issuing from souls who did have something taken from them—only something more elemental than the totemic objects now functioning as figurative blankies for lost and angry former children. As of today, less than 65 percent of American children live with both biological parents, even as other familial boughs have broken via external forces like the opioid crisis, criminality...