dental medicine
Army Lt. Col. Cynthia Aita-Holmes creates synthetic body parts from molds cast into silicone that are painted to match the unique characteristics of a person's face. In best-case scenarios, the transition from skin to silicone is nearly indiscernible. Aita-Holmes is a maxillofacial prosthodontist who earned her master's degree from the Postgraduate Dental College at the Uniformed Services University of the Health Sciences in Bethesda, Maryland. (DoD photo/Thomas C. Balfour)