This document provides an overview of communication disorders including speech and language impairments. It defines communication disorders and the communication process. Speech impairments are abnormal or unintelligible speech that interferes with communication, and can include articulation disorders, voice issues, and fluency issues like stuttering. Language impairments make it difficult to understand or use language and its rules and can impact following directions, vocabulary, and conversation skills. The document discusses prevalence, causes, teaching strategies, and assistive technologies to support those with communication disorders.