This document discusses communication disorders with a focus on stuttering. It outlines possible causes of stuttering including genetics, auditory processing deficits, differences in linguistic processing, and physical trauma. Warning signs of stuttering are described as repetitions, substitutions, and avoidances of words. The document notes that stuttering can affect students by causing fear of speaking, embarrassment, and feelings of victimization. It recommends that teachers be patient with students who stutter and prevent them from becoming the sole focus of attention when speaking in class.