If nothing else, read this one first:
#WeNeedDiverseBooks because over 200 girls are missing in Nigeria and it took 2 weeks for us to care
This article was written by the Teen Librarian Toolbox, which is one of my very favorite websites to peruse professionally (and ok, personally as well). Karen, who runs it, is just all kinds of amazing. Please consider what she has to say in this post.
Then take a look at these awesome images and posts from Twitter. Well said.