Dr. Yellowhair, a native of Kayenta, Ariz., a small community on the Navajo reservation in northern Arizona, holds a bachelor's degree in microbiology and a master’s degree in chemistry from Northern Arizona University, and received a doctorate in pharmacology and toxicology from the UArizona in 2011. She then conducted post-doctoral research at the UArizona Cancer Center through 2016, before assuming her most recent position as an assistant research scientist for the Cancer Center.