The "Professional Issues in Speech-Language Pathology and Audiology" textbook, authored by Mark Deruiter, is a comprehensive reference book covering a range of subjects relevant to pathology, specifically focusing on speech-language pathology and audiology. Published by Plural Publishing, Incorporated in 2023, this revised edition features 600 pages of valuable information presented in a convenient trade paperback format. With a focus on professional issues, this textbook is a must-have for students and professionals alike looking to deepen their knowledge in this specialized field.