Plural Publishing produces leading academic, scientific and clinical publications in the fields of speech-language pathology, audiology, and otolaryngology.


Clinical Research Methods in Speech-Language Pathology and Audiology

Third Edition
David L. Irwin, Norman J. Lass, Mary Pannbacker, Mary Ellen Koay, Jennifer S. Whited
400 pages, Illustrated (B/W), Hardcover, 7 x 10"
Release Date:


Now in its third edition, Clinical Research Methods in Speech-Language Pathology and Audiology is a valuable and comprehensive resource for understanding and conducting clinical research in communication sciences and disorders.

Graduate students and practicing clinicians will benefit from the text's detailed coverage of various research topics. Specifically, readers will learn the strengths and weaknesses of different research methodologies, apply the results of research to clinical practice and decision-making, and understand the importance of research ethics.

Clinical Research Methods is the only text to take into account qualitative research and evidence-based practice, and to provide a detailed discussion of research ethics.

Key Features

  • Chapters begin with an outline of covered topics and learning objectives
  • End-of-chapter discussion questions apply concepts and incorporate real-life research situations
  • Numerous tables and charts display critical models and research procedures


About The Authors

David L. Irwin

Dr. David Irwin has a doctorate in speech-language pathology from the University of Oklahoma Health Sciences Center. He is retired from Louisiana State University Health Sciences Center as Professor and Head of the Children’s Center.

Norman J. Lass

Norman J. Lass, PhD, is Professor of Speech Pathology and Audiology, West Virginia University.

Mary Pannbacker

Mary Pannbacker has a PhD in speech-language pathology from the State University of New York at Buffalo. She is Albertson’s Professor of Speech-Language Pathology in the Rehabilitation Sciences Department at Louisiana State University Health.

Mary Ellen Koay

Jennifer S. Whited