Ms. Sherry Hill trained at the Johns Hopkins Bayview Sleep Center and has worked at the Johns Hopkins Hospital Sleep Center since 1995. Ms. Hill obtained the registered polysomnographic technologist (RPSGT) designation in 2003. 

Currently, Ms. Hill is responsible for performing sleep, nap, and wakefulness studies, as well as administer and score laboratory tests, including continuous positive airway pressure (CPAP) studies. Ms. Hill has served as the laboratory coordinator at the Johns Hopkins Hospital Sleep Center since 2002.