Hitchcock continued her career at Boston's Tufts University, serving as the George A. Bates Professor of Histology and Chair of the Department of Anatomy and Cellular Biology in the Schools of Medicine, Dental Medicine, Veterinary Medicine and the Sackler School of Graduate Biomedical Sciences over a course of 15 years. At Tufts, Hitchcock met and, after his divorce, married Murray Blair, her dean at the School of Medicine. From there she moved to the Texas Tech University Health Sciences Center and then to the University of Illinois at Chicago.