Growing up with a father who had untreated hearing loss is the inspiration behind Dr. Ronna Fisher's drive to help her fellow Chicagoans hear their best. Learn about her thriving practice and how she helps those in need. Read more
Contributed by Mandy Mroz, AuD, director, Healthy Hearing
Phonak strives to help people with hearing loss enjoy the delight of hearing and live life without limitations. Owned by Swiss-based Sonova Group, Phonak products can be found in more than 100 countries around the world. Its United States headquarters is in Warrenville, Illinois.
This content was last reviewed on: May 8th, 2017
Mandy Mroz, AuD, director, Healthy Hearing
Dr. Mandy Mroz earned her doctorate in audiology from the University of Florida. Mandy’s career is guided by her dedication to serving people with hearing loss and her past experience in hearing research, training and management.
Read more about Mandy.