Raymond D. Kent, PhD, is Professor Emeritus of Communicative Sciences and Disorders at the University of Wisconsin-Madison. His publications include more than 250 journal articles, book chapters, and reviews on various topics in speech science and speech pathology. He has authored or edited 18 books, including: Clinical Phonetics, Intelligibility in Speech Disorders, Reference Manual for Communicative Sciences and Disorders: Speech-Language Pathology, The Speech Sciences, Handbook of Voice Quality Measurement, The MIT Encyclopedia of Communication Disorders, and Handbook on Children's Speech: Development, Disorders, and Variations. He served as editor of the Journal of Speech and Hearing Research, associate founding editor of Clinical Linguistics and Phonetics, and associate editor of Folia Phoniatrica et Logopaedica. His awards include Honors of the American Speech-Language-Hearing Association; Docteur Honoris Causa from Universite de Montreal; Honorary Professor, The University of Queensland, Australia; Visiting Erskine Fellow, University of Canterbury, New Zealand; and an Honorary Doctorate from the University of Oulu, Finland.Ferenc Bunta, PhD, is Professor of Communication Sciences and Disorders at the University of Houston and Adjunct Professor at Baylor College of Medicine. His publications include more than 50 journal articles, book chapters, and other scholarly works primarily on multilingual phonology and speech in typically developing children and their peers with hearing loss who use cochlear implants. His research has received funding from the National Institutes of Health/National Institute on Deafness and Other Communication Disorders, Department of Education, Cochlear Americas, and the Spencer Foundation. He has served as guest editor and editorial board member of scholarly journals, including the Journal of Speech and Hearing Research, and reviewed grant proposals for various agencies (including the European Research Council and National Science Foundation). He is also the founding director of the PhD program in Communication Sciences and Disorders at the University of Houston.