Dr. Geiss is a neuropsychologist at the Polytrauma Rehabilitation Center, an acute rehabilitation inpatient unit for veterans and active-duty service members presenting with acquired TBI and other neurological illnesses at the Hunter Holmes McGuire VA Medical Center in Richmond, Virginia.

She received a master’s degree in rehabilitation counseling at the University at Albany, State University of New York, and earned her doctorate in counseling psychology at the University of Memphis. She completed her clinical internship at the Malcolm Randall VA Medical Center in Gainesville, Florida, where she worked with veterans in polytrauma settings. She has concentrated her clinical and research efforts on acute and post-acute rehabilitation issues among U.S. veterans with a history of TBI, including sleep behaviors. Dr. Geiss is a member of the American Psychological Association Divisions 40 (Society of Clinical Neuropsychology) and 22 (Society of Rehabilitation Psychology), the American Congress of Rehabilitation Medicine, and the National Academy of Neuropsychology.