Katherine Ornstein Ph.D., M.P.H. is on the faculty of the Icahn School of Medicine at Mount Sinai Mount Sinai in the Department of Geriatrics and Palliative Medicine and the Institute for Translational Epidemiology. Her research interests include caregiving, symptom burden, and home-based primary and palliative care. Her current work applies a social epidemiologic framework to palliative care research by linking existing national and international databases to determine how treatment intensity, including hospice care, for patients with serious illness impacts the health and healthcare utilization of family members.