Imagine a teacher who posted pictures of their favorite presidential candidate during the election season or a teacher who displayed a poster with the tenets of Scientology in the classroom. At issue in those scenarios is the extent to which teachers' expression in the classroom is protected by the First Amendment. This column focuses on a recent…

The First Amendment does not protect a bully when it comes to vulgar or intimidating language. When the language or behavior interferes with another student's educational opportunities--whether it is done inside or outside of school--it is not protected by freedom of speech or expression, and it should be addressed by school officials.…