Iowa Audiology expert witnesses evaluate hearing loss, balance disorders, and auditory processing issues in patients across urban centers like Des Moines and rural farm communities exposed to agricultural noise. They are typically clinical audiologists, pediatric specialists, and cochlear implant experts affiliated with systems like UI Health Care and regional hospitals. Many practice in ENT clinics, school-based programs, and occupational hearing conservation services tied to manufacturing and agribusiness. They provide opinions on diagnostic standards, hearing aid and implant management, tinnitus, workplace noise exposure, and long-term auditory outcomes.