If you look at the author's list, you'll notice that the majority of the items aren't "Hey, are you a lumberjack?" It's not a "diversity" issue, it's an issue

If you look at the author's list, you'll notice that the majority of the items aren't "Hey, are you a lumberjack?" It's not a "diversity" issue, it's an issue with prejudice - one which can manifest as an unconscious bias (i.e. dismissing with false equivocations between skin color and facial hair).