Judy Blume, Mark Ruffalo, Ariana Grande, Roxane Gay, Gabrielle Union, Amanda Gorman and many more celebrities have signed an open letter denouncing book bans.
The Wrap: Judy Blume, Mark Ruffalo, Ariana Grande Among Celebs Who Denounce Book Bans in Open Letter
![](https://campaigns.moveon.org/banned-bookmobile/wp-content/uploads/sites/36/2023/09/Judy-Blume-Mark-Ruffalo-Ariana-Grande.jpeg)