J. Anthony (Tony) Seikel, PhD, is emeritus faculty at Idaho State University, where he taught graduate and undergraduate coursework in neuroanatomy and neuropathology over the course of his career in Communication Sciences and Disorders. He is co-author of numerous chapters, books and research publications in the fields of speech-language pathology and audiology. His current research is examining the relationship between orofacial myofunctional disorders and oropharyngeal dysphagia.Kostas Konstantopoulos, PhD, is assistant professor in the speech language pathology program at the European University Cyprus and serves as a program coordinator for the master's degree in speech language pathology. From 1996 to 2018 he has worked as a clinician in various neurology departments in Greece and Cyprus including the Navy Hospital of Athens and the Cyprus Institute for Neurology and Genetics. Dr. Konstantopoulos's research involves motor speech disorders and the relationship between speech and cognition.David G. Drumright, BS, grew up in Oklahoma and Kansas, taught electronics at DeVry for several years, then spent 20 years as a technician in acoustics and speech research. He developed many programs and devices for analysis and instruction in acoustics and speech/hearing. He has been semi-retired since 2002, working on graphics and programming for courseware.