Dr. Ellingsen is an Associate Clinical Professor in the psychology department where she serves as the Clinic Director for the UO Psychology Clinic and teaches graduate and undergraduate psychology. In her role as Clinic Director, Dr. Ellingsen provides training and supervision for clinical psychology doctoral students in evidence-based psychotherapy and psychological assessment.

Dr. Ellingsen obtained her Ph.D. in clinical psychology from UCLA, where her research focused on factors that influence positive parenting of children at developmental risk. She completed her clinical internship and postdoctoral residency at the UCLA Semel Institute for Neuroscience and Human Behavior. Dr. Ellingsen has been involved in several intervention development and translational research projects, including social skills training for adolescents with autism spectrum disorder, skill-building groups for trauma-exposed children and parents, parent training for military families with young children, and therapy for parents facing early life medical challenges with their infants.