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Dr. Karen A. Doherty specializes in speech perception in the hearing-impaired, psychoacoustics and amplification, with a specific interest in age-related hearing loss.

More recently, Doherty has expanded her research to include studies of innovative signal processing strategies, which may increase the benefit individuals with hearing loss can derive from amplification. In addition, Doherty has been on the forefront of researchers demonstrating the increased mental effort for understanding speech that is required when individuals with hearing loss do not wear hearing aids.

Dr. Doherty is a Gerontology Faculty Affiliate since 2007 and is also a member of the  and the