Faculty and Staff

  • Iulia Fratila, PhD
    Dr. Iulia Fratila is an assistant professor in the Department of Global and Community Health. Fratila’s research interests have practical and scholarly contributions related to health promotion, health education (e.g., drug education, sexual health education) and leisure and health studies. Her teaching repertoire includes classes such as social determinants of health, introduction to public health, ethics in health sciences, and research methods.
  • Brian Gillette in a Mason green shirt

    Director, Student Success, Department of Global and Community Health, Public Health

    Brian Gillette is the Director of Student Success for the Department of Global and Community Health.
  • Kenneth Griffin

    Professor, Public Health

    Dr. Griffin is a Professor in the Department of Global & Community Health at George Mason University. His research focuses on health risk behaviors such as substance use and abuse (including prescription drugs and opioids), violence and aggression (including bullying and sexual violence) and related behaviors among children, adolescents, and young adults.
  • Jhumka Gupta

    Associate Professor, Public Health

    Jhumka Gupta, ScD, is an Associate Professor in the Department of Global and Community Health within the College of Public Health. Her research program applies a social epidemiology framework toward advancing the science of gender-based violence against women and girls (e.g. intimate partner violence, sex trafficking).
  • Jenna Krall

    Associate Professor, Public Health

    Dr. Jenna R. Krall is an associate professor in the Department of Global and Community Health.  Krall is a biostatistician with research interests in air pollution and environmental epidemiology.
  • Sarah Liu

    MPH Program Coordinator, GCH

    Sarah Liu is the MPH program coordinator with the Department of Global and Community Health. She has a background in global maternal and child health and is passionate about working towards achieving equity in reproductive and sexual health in vulnerable populations. Her passion in Public Health started when she traveled to El Salvador through the alternative trip program at Mason which focused on reproductive health rights in women and adolescents and violence prevention. She has experience in working with organizations working on targeting period poverty and postpartum mood and anxiety disorders (PMADs). 
  • James Metcalf

    Professor, Public Health

    Dr. James Metcalf is a professor in the Department of Global and Community Health. Teaching represents 100% of his current assignment, but he maintains research interest in personal health, current environmental conditions (hydrilla overgrowth in the upper tidal Potomac River); and most recently, the analysis of health-related themes in classical literature
  • Assistant Professor,
    Director of Online MPH Program, Public Health. 

    Dr. MB (Marybeth) Mitcham is an Associate Professor and the Director of the Online MPH Program in the Department of Global and Community Health. Mitcham’s research interests include the effect of intergenerational learning opportunities on healthy behavior patterns, rural gender identity, the intersection of plant-rich diets and rural populations, and effective public health education methods.
  • Assistant Professor, GCH

    Dr. Jessica Mitro is an Assistant Professor in the Department of Global and Community Health (GCH). She is passionate about access to and mobilization of knowledge and excited to support our future community, public health, and healthcare professionals.
  • Rima Nakkash

    Professor, Public Health

    Rima Nakkash is a Professor in the Global and Community Health Department. Nakkash is a leading international scholar in tobacco control research in prevention and policy evaluation.