Ellen Tilden is a nurse-midwifery clinical-scientist and Associate Professor in the Schools of Nursing and Medicine at Oregon Health & Science University.

Dr. Tilden’s research addresses maternity health systems improvements to decrease maternal morbidity and mortality, with a particular focus on prenatal care, labor progress, cesarean reduction, and maternal mental health. Her work improves the quality and safety of U.S. perinatal care via influencing clinical guidelines on labor management, driving state policies on doula care reimbursement, translating mental health interventions to the prenatal care setting, and dismantling professional silos between midwifery and physician teams.

Dr. Tilden also works closely with industry partners. She is the Maternity Clinical Director at Stork Club and Chief Scientific Officer at Center Mom. She serves as the Associate Editor of Birth, Data Management Chair within the American College of Nurse-Midwives Division of Research, and Member of the Data and Research Workgroup for the U.S. Department of Health and Human Services, Secretary's Advisory Committee on Maternal and Infant Morbidity and Mortality.

Dr. Tilden earned her BA with Phi Beta Kappa from Reed College, her RN, MS, and Certified Nurse Midwife (CNM) degrees from the University of California at San Francisco, and her PhD from Oregon Health & Science University.