Dr. Marshall Chasin is an audiologist and the Director of Auditory Research at the Musicians’ Clinics of Canada, Adjunct Professor at the University of Toronto (in Linguistics), Associate Professor in the School of Communication Disorders and Sciences at the Western University. He is the author of over 200 articles and 7 books including Musicians and the Prevention of Hearing Loss. He currently writes a monthly column in Hearing Review called Back to Basics and a weekly blog at www.HearingHealthMatters.org/HearTheMusic. Dr. Chasin has been the recipient of many awards over the years including the 2012 Queen Elizabeth II Silver Jubilee Award for service to Canada. He has developed a new TTS app called Temporary Hearing Loss Test app.