This article from Vox puts the issue of book banning in the larger context of current and past efforts by American conservative groups to gain political power and control content they view as harmful to students.
This article in The Daily Beast talks about what authors of banned books doing to protest the bans and help get their books into schools and libraries.
This article from NPR highlights which types of books are being banned today and which have been banned through the decades, using the annual Banned Books Week for context.