This comprehensive, well-organized introduction to hearing and balance disorders gives students a number of vital tools to help them better understand, retain, and analyze the material. Now available as an interactive eText with a number of accompanying advantages, "Introduction to Audiology, 12e" by Martin and Clark continues to update the material to keep content current with recent research, while retaining and improving a user-friendly approach to the topics and an abundance of how-to information which shows the rewarding, fascinating aspects of a career in audiology. This new edition includes 20 video clips interspersed throughout, a variety of interactive test questions, expanded Evolving Case Studies, a list of frequently asked questions, and the use of color to enhance selected illustrations and photographs.