But for at least six straight years during Warren’s tenure, Harvard University reported in federally mandated diversity statistics that it had a Native American woman in its senior ranks at the law school. According to both Harvard officials and federal guidelines, those statistics are almost always based on the way employees describe themselves. ... The administrator responsible for Harvard Law School’s faculty diversity statistics from 1996 to 2004, the period in question, was Alan Ray, a citizen of the Cherokee Nation who, like Warren, has fair skin, blue eyes, and Oklahoma roots. But Ray, now president of Elmhurst College in...