September 27 to October 3 is Banned Books Week. Established in 1982 and currently sponsored by the Banned Books Week Coalition, which is, in their words:
…an international alliance of diverse organizations joined by a commitment to increase awareness of the annual celebration of the freedom to read. The Coalition seeks to engage various communities and inspire participation in Banned Books Week through education, advocacy, and the creation of programming about the problem of book censorship.
Find out more about Banned Books Week: