A team of Mass Eye and Ear researchers in the Eaton-Peabody Laboratories have been awarded a five-year, $12.5 million P50 Clinical Research Center Grant from the National Institute on Deafness and Other Communicable Disorders (NIDCD) of the National Institutes of Health (NIH) to continue their research on cochlear synaptopathy, or hidden hearing loss, a type of hearing damage first discovered at Mass Eye and Ear in 2009.