BREAUX BRIDGE, La. — Bryson Sassau’s application would inspire any college admissions officer. A founder of T.M. Landry College Preparatory School described him as a “bright, energetic, compassionate and genuinely well-rounded” student whose alcoholic father had beaten him and his mother and had denied them money for food and shelter. His transcript “speaks for itself,” the founder, Tracey Landry, wrote, but Mr. Sassau should also be lauded for founding a community service program, the Dry House, to help the children of abusive and alcoholic parents. He took four years of honors English, the application said, was a baseball M.V.P. and...