I am a reader, too. It is also important to think about the environment of the school, beyond the classroom.
A consequence must proceed a non-negotiable. However, many GLBT people have not had their sexual identity validated by those around them. Creating a classroom that is organized and that is characterized by mutual respect makes it a lot easier to teach effectively, and one of the most important things teachers can do to promote learning is to create classroom environments where students feel safe.
Art and Music Feed the Soul.
The key to creating a bully-free school is getting everyone on the same page about how to care for students, and that begins with a strong, caring community. Place mirrors next to the dry erase board and the chalk board so that even when you may have to turn your back to write on the board, you can still keep an eye on students.
But first they have to know if their children bully or are bullied by others.