Dr Jennifer Dow is the medical director for the United States National Park Service - Alaska Region. She works closely with the Denali Mountaineering Rangers providing medical oversight for rescue operations on Denali. While still a practicing emergency physician, she is the medical director for Guardian Flight Alaska as well as multiple agencies that provide care in austere environments. She is the Senior Medical Advisor for the U.C. Davis Center for Space Exploration Research and a member of the International Frostbite Resource Group.