This thoroughly updated fourth edition of ''Clinical Research in Communication Disorders: Principles and Strategies'' remains an instrumental resource for courses on research methods and design in communication disorders.The book is separated into three key sections: science and the scientific methods, clinical research designs, and doing, reporting, and evaluating research. Together, these sections provide thorough coverage of both the single-subject and group design strategies along with issues of measurement; philosophy of science; ethics of research; and planning, conducting, and reporting research.Instructors and students in communication sciences and disorders will appreciate the text's comprehensive coverage of scientific methods, group and single-subject research designs, report writing, and ethics of research in a single source.'New to the Fourth Edition*New coauthor, Anthony P. Salvatore, PhD*A new chapter on statistical analysis of research data, including several statistical techniques for single-subject research data, meta-analysis of both group and single-subject studies*Updated criteria for visual analysis of single-subject research data*New sections on translational research, qualitative research, and mixed methods research*Descriptions of additional research designs not included in the previous edition (e.g., the regression discontinuity design)*Updated information on research ethics and review of fraudulent biomedical research*Web-based sources that monitor research fraud and recalled studies*Updated and expanded references throughoutKey Features*Chapter outlines open each chapter and provide a summary of the key topics*Chapter summaries recap key points in an easy-to-read bulleted format*End-of-chapter study guides allow readers to test their knowledge*Bolded key terms throughout*Access to a PluralPlus Companion Website with PowerPoint lecture slides for each chapter
