Dr. Marsh earned her Master's Degree in clinical psychology from Southern Illinois University in 1995 and her Ph.D. in clinical psychology from the University of Missouri in 2007. She has worked with a wide variety of outpatient clients at community mental heath centers as well as with victims of violence at the Center for Trauma Recovery in St. Louis.
Dr. Marsh completed her internship at the St. Louis Psychology Internship Consortium, where she worked in acute care inpatient settings with both adults and children. She completed her post-doctoral residency working with adult psychiatric inpatients at the Southeast Missouri Mental Health Center.
Prior to becoming a psychologist, Dr. Marsh worked in the social service field with children and their families as well as with an adult forensic population.