Eleven years ago, I was contacted by Ann Monaco, a teacher at the Merit School of Music in Chicago. One of her students – Tereza Lee – was a musical prodigy who had played as a soloist with the Chicago Symphony Orchestra. After growing up in an apartment with no heat or hot water, and learning to play the piano at her father’s church, Tereza had been accepted into several of the country’s most prestigious music schools. But Tereza had a problem. Her parents had brought her to the United States when she was two, and she was undocumented. We contacted the INS and they told us there was no way...