Designed for students in audiology, speech-language pathology and special education, this introductory level text begins with an emphasis on the fundamentals and then guides students to more complex topics. The logical sequential organization parallels curricula of most audiology courses to facilitate the learning process. Designed to accent contemporary perspectives, the Third Edition is fully updated with revised content, new references and suggested readings, up-to-date images, added vignettes in many chapters, and a companion Website.