A Case for Mid-frequency Amplification?

Most individuals with hearing loss are affected mostly in the high frequencies. And, because consonants–those phonemes (distinctive speech sounds) that are believed to enable humans to differentiate one word from another–are high-frequency sounds, hearing aid fitting formulas universally call for high-frequency amplification. This continues to be a take-off of the old “audiogram fitting” approach (although with less…

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Changing Deaf Education in South Africa

I am indebted to my good friend, Nico van der Merwe, Founder & Director of EDUPLEX in Pretoria, South Africa, for contributing this blog.  He, his wife, Anita, and son Nico Jr. are good friends and have been my hosts on a number of my trips to South Africa, starting long before the EDUPLEX was…

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