The American Library Association's annual Top Ten List of Frequently Challenged Books, which is included in the ALA's State of America's Libraries Report 2017, has a notable addition: Bill Cosby’s "Little Bill" series, which was challenged because of sexual assault allegations against the entertainer. This marks the first time in the list's history that a book was challenged solely because of its author. Out of 323 challenges reported to the ALA Office for Intellectual Freedom, the most challenged books in 2016 were:
- This One Summer by Mariko Tamaki, illus. by Jillian Tamaki
- Drama by Raina Telgemeier
- George by Alex Gino
- I Am Jazz by Jessica Herthel and Jazz Jennings, illus. by Shelagh McNicholas
- Two Boys Kissing by David Levithan
- Looking for Alaska by John Green
- Big Hard Sex Criminals by Matt Fraction, illus. by Chip Zdarsky
- Make Something Up: Stories You Can't Unread by Chuck Palahniuk
- Little Bill (series) by Bill Cosby, illus. by Varnette P. Honeywood
- Eleanor & Park by Rainbow Rowell