The presence and impact of Hispanics/Latinos in the United States cannot be ignored. Already the largest minority group, by 2050 their numbers will exceed all the other minority groups in the United States combined. The diversity of this population is often understated, but the people differ in terms of their origin, race. language, custom, religion, political affiliation, education and economic status. The heterogeneity of the Hispanic/Latino population raises questions about their identity and their rights: do they really constitute a group? That is, do they have rights as a group, or just...