Holli Seitz, MPH, PhD (University of Pennsylvania), is an assistant professor in the Department of Communication at Mississippi State University and Director of The Message Laboratory, a communication research laboratory at the MSU Social Science Research Center. As an applied communication researcher, Dr. Seitz’s primary research areas are health and science communication, and she specializes in message effects research and survey-based experimentation. Current projects include communication research to inform vaccine education efforts, messages to prevent opioid misuse, and social media messages promoting healthy eating and physical activity. Prior to joining the faculty at Mississippi State University, Dr. Seitz worked at the Centers for Disease Control and Prevention on issues related to health communication, social media, and emergency response.