The National Institute on Deafness and Other Communication Disorders (NIDCD) has awarded Xue Zhong Liu, M.D., Ph.D., Marian and Walter Hotchkiss Endowed Chair in Otolaryngology at the University of Miami Miller School of Medicine, a five-year, $3.5 million R01 research grant to develop a precision medicine approach to treat hearing loss (HL) in Usher syndrome (USH).