Instead of tackling the lack of diversity as a system-wide issue, they've tacked it on as an additional, expendable category. Science, math, the arts, and diversity. Poetry, prose, graphic arts, and diversity.

“We're not afraid of diversity. We don't persecute it, we embrace it. If you call yourselves enlightened, you have to accept people who are different than you are.” - Jonathan Archer *it’s Scott Bakula’s birthday

In the book industry, as in academia, what I call "The Principle of Perceived Compliance" is at work. This is a species of performance meant to indicate to an ideological community that the performer considers important (often separate from everyday practice). On both right and left, apparently.