Prior to her Fall 2013 appointment, Dr. Marshall was an academic researcher with the Georgia Public Health Practice Based Research Network (GA PH PBRN) and the Health Equity Grant Program Coordinator for the Georgia Society for Public Health Education (GASOPHE). In 2006, she received her MPH from East Stroudsburg University of Pennsylvania and earned the title of Certified Health Education Specialist (CHES). She received her Doctor of Public Health from the Jiann-Ping Hsu College of Public Health at Georgia Southern University in December 2012.