What line of work are you in? <a href="http://www.seo-optimization-experts.com/charterhousemedicalcom-a2e6.pdf">healthyneighborsint.org</a>  "The truth is that there&#039;s no authoritative legal understanding of what it means," says Rogers Smith, a political scientist at the University of Pennsylvania. "But the dominant legal interpretation is that a person acquires citizenship by birth, either by being born on American soil or to an American parent."