If there is one message President-elect Barack Obama’s transition team has broadcast about Cabinet picks, it is that ethnicity and gender will not be the first considerations when filling the slots. Credentials over tokenism, after all, was a fundamental principle of Obama’s presidential campaign that highlighted his ideas and community values over his African-American background. Still, if all goes as planned, Cabinet members with hefty résumés will present a picture of diversity. Hispanic political leaders agree. Their expectations for seats at the president’s top policy table are not about meeting quotas but about advancing the reality that within this fastest-growing...