Handbook of clinical audiology / editor-in-chief, Jack Katz, Ph.D., Director, Auditory Processing Service, Prairie Village, Kansas and Research Professor, University of Kansas Medical Center, Kansas City, Kansas and Professor Emeritus, University at Buffalo State University of New York, Buffalo, New York ; editors, Marshall Chasin, Au.D., Director of Auditory Research, Musician's Clinics of Canada, Toronto, Ontario, Canada, Kristina English, Ph.D., Professor and Interim School Director, School of Speech Pathology and Audiology, University of Akron/NOAC, Akron, Ohio, Linda J. Hood, Ph.D., Professor, Department of Hearing and Speech Sciences, Vanderbilt Bill Wilkerson Center, Vanderbilt University, Nashville, Tennessee, USA, Honorary Professor, University of Queensland, Brisbane, Australia, Kim L. Tillery, Ph.D., Professor and Chair, Department of Communication Disorders & Sciences, State University of New York at Fredonia, Fredonia, New York.