Louis where she teaches biostatistics courses in the public health and social work graduate programs. She worked closely with network scientist Douglas A. Luke on the use of social network approaches to understanding public health systems. Her current research employs complex statistical network models to better understand communication networks connecting local health departments nationwide, especially social media connections. Dr. Harris has published over 40 articles in respected outlets such as the American Journal of Public Health and the American Journal of Preventive Medicine. Her 2012 article "Methods in public health services and systems research: a systematic review" was selected as one of the most notable public health systems research (PHSR) articles published in 2012 by the PHSR Interest Group at AcademyHealth.