Beyond the interventions that Sampson describes, we need an urban policy that is attuned to this new reality—and that can help to change it. What we need is a new growth model that is as ambitious and as far-reaching as our post-World War II commitment was to creating a middle class. We need to re-knit the safety net and ensure that everyone has access to good, family-supporting jobs that are the equivalents of my father’s factory job.