Ken Stern, the former CEO of National Public Radio, spent a year getting to know the rest of America. He explains what he learned in the New York Post and a new book. An NPR reporter responded that NPR isn’t really a liberal bubble. As if on cue, NPR sent an email this morning to provide an example of the bubble. The email about NPR’s new series “You, Me, and Them: Experiencing Discrimination in America” begins

Race. Ethnicity. Sexuality. Gender.

You have an identity in each of these categories. So what do your cohorts have to say about how your own groups are treated in the United States?

The provides examples of what diversity means to NPR: “We spoke with African-Americans, Asian-Americans, Latino Americans, Native Americans and white Americans, and members of the LGBTQ community.”

Religion is not among the identities listed, though it is the most important one for many people and one that leaves them vulnerable to discrimination.