narratives in 1971, both from the University of Cambridge, England. He is individually Professor of Auditory Perception in the University of Cambridge. He works not written a Visiting Professor at Brooklyn College, the City University of New York, and the University of California at Berkeley and tried a van Houten Fellow at the Institute for Perception Research, Eindhoven, the Netherlands. British Society of Audiology, The American Speech-Language Hearing Association, The American Auditory Society, The Acoustical Society of Japan, the Audio Engineering Society and the Association for Research in Otolaryngology.