About the Author
Paul J. Mathews PhD, RRT, FCCM, FCCP, FAARC is Associate Professor of Respiratory Care, School of Allied Health; Associate Professor in Physical Therapy; and Adjunct Associate Professor at the Center on Aging, University of Kansas. He received his respiratory therapy training at Yale-New Haven Medical Center in New Haven, Connecticut. He holds his undergraduate degree from Quinnipiac College, Hamden, Connecticut; a Master of Public Administration degree from the University of Hartford in Connecticut; and EdS and PhD degrees from the University of Missouri in Kansas City, Missouri. He has published more than 160 articles in various national journals, has authored several books, serves on six editorial boards, and has lectured at many national and international meetings. In 1989, Dr. Mathews was president of the AARC, and, in 1990, he was selected for AARC Life Membership. He is also a Fellow of the American College of Critical Care Medicine and of the American College of Chest Physicians. Currently, he is a member of the New York Academy of Sciences and is listed in Who's Who in America and Who's Who in the World.
Dr. William Clark is the Director of the Program in Audiology and Communication Sciences (PACS) at Washington University School of Medicine in St. Louis, Missouri, where he also holds the rank of Professor in the Department of Otolaryngology and the Department of Education. The PACS program trains teachers of the deaf, audiologists, and research scientists. Prior to his appointment in the School of Medicine, Dr. Clark was a Senior Research Scientist at CID and served as the Chairman of the Department of Speech and Hearing at Washington University. He has taught basic and advanced courses in acoustics, anatomy, research methods, and hearing disorders for many years. His work on noise-induced hearing loss encompasses laboratory studies of exposure in animal subjects, and field surveys of exposure and hearing loss both within and outside the workplace. Dr. Clark has published over 80 papers on the effects of noise on hearing and cochlear anatomy, physiology, and bioacoustics.