"According to the American Library Association (ALA), there were more attempts to ban books in 2021 than at any time since the group began tracking three decades earlier. The latest, unprecedented wave of book banning is driven mainly by conservative parents and politicians, who are also behind extreme new censorship laws in many states that restrict what teachers and students can read and discuss in the classroom. Free speech defenders say the laws are a threat to intellectual freedom-and democracy itself"-- Publisher.