Lab Members
A Collaborative & Diverse Group
Director
Center for American Indian Research and Studies
Tammy Greer, Ph.D. (United Houma Nation) is a faculty member in the School of Psychology and Director of the Southern Miss Center for American Indian Research and Studies. She is faculty advisor to the Golden Eagles Intertribal Society, a Native focused student group who works with the Center to host a yearly powwow, Native Ways School Days and other Native-focused events on campus. In 2005, Dr. Greer, along with other tribal folks and Southern Miss faculty, built a 1000 square foot native plant "tended wild" garden on the Southern Miss Campus. The garden, in the shape of a Medicine Wheel, nurtures hundreds of plants that our Southeastern tribes used for food and drink, weapons and building materials, pigments and dyes, and medicines.

Doctoral Student
Experimental Health Psychology
Khadiza Akter (Asma)
Khadiza Akter is a Ph.D. student in Experimental Psychology at the University of Southern Mississippi, where she also completed her M.A. in Health Psychology. Her academic journey began at the University of Dhaka in Bangladesh, where she earned her B.S. in Psychology and M.S. in School Psychology, and it has shaped her passion for exploring the connection between psychology, health, and behavior. Her research focuses on stress and eating behavior, with broader interests in emotion regulation, emotional eating, impostor syndrome, obesity, substance use, digital dependency, and nature-based interventions. At the core of her work is a deep commitment to making the United States a healthier nation by promoting healthy eating and lifestyle practices and reducing preventable diseases such as obesity, diabetes, and hypertension through a better understanding of the behavioral and psychological factors that contribute to them. Looking forward, she aspires to serve as a faculty member in psychology, where she can continue teaching and conducting research in health psychology, while also extending her mission globally to help create healthier citizens and stronger communities around the world.

Doctoral Student
Experimental Health Psychology
Melinda Slay
Melinda Slay is a second-year Ph.D. student studying Experimental Psychology with a focus in health psychology. She graduated from William Carey University in 2024 with a Bachelor of Science, where she double majored in Intercultural Studies and Psychology while minoring in Biology. After graduation, she hopes to work for the University of Mississippi Medical Center conducting research that will be a catalyst for a healthier Mississippi, especially in rural Mississippi.

Undergraduate Researcher
Psychology Junior
Ibtesham Ahmed
Ibtesham Ahmed has gained valuable experience as an ABA therapy intern and as a counselor at True Friends, where he worked closely with children and adults with developmental and physical disabilities. Building on this foundation, his research explores health disparities, coping, and well-being, with the goal of developing approaches that address the diverse psychological and social challenges faced by underrepresented populations.

Undergraduate Researcher
Psychology Sophomore
Neonta Mahjabin
Neonta Mahjabin is a driven and insightful psychology student, passionate about translating theory into real-world solutions, with a specific focus on Experimental Health Psychology. Her strong academic foundation is reflected by her inclusion on the President's List and Dean's List of the College of Education and Human Sciences, as well as being a recipient of the Merit Scholarship from the College of Education and Human Sciences Development Fund–EHS NEST Retention Program. She is highly proficient in research methodologies, behavioral analysis, and mental health interventions. Neonta has been recognized for her dedication to community engagement, having been named Best Volunteer by the Bangladeshi Student Association at the University of Southern Mississippi. Her goal is to conduct transformative research that advances psychological knowledge and positively impacts lives globally.

Undergraduate Researcher
CompSci Sophomore​
Md Safwan Bin Rashid
A Bangladeshi high school graduate from WLFSC and a Computer Science sophomore at Southern Miss, Safwan is a detail-oriented AI and DS enthusiast with strong academic records—designated as Valedictorian for academic excellence at WLFSC and honored to be included on the Dean's List for two consecutive semesters at Southern Miss. He joined the Experimental Health Psychology Lab led by Dr. Tammy Greer to contribute a computer science perspective to interdisciplinary research exploring the intersection of mental health and emerging technologies.

Undergraduate Researcher
Psychology Junior at USM Honors College
Emma Bainer
Emma Bainer is a junior undergraduate student at the University of Southern Mississippi, majoring in psychology with plans to pursue a Ph.D. in clinical psychology upon graduation in December 2026. She is a member of the International Honor Society in Psychology, Phi Kappa Phi, and a Discovery Scholar in the USM Honors College. She is honored to be a part of Dr. Greer’s Experimental Health Lab and contribute to identifying relationships between the psychological processes of Mississippi residents and the subsequent varying health issues.
​Collaborators

Director
Mississippi INBRE Telenutrition Center
Jennifer Lemacks, PhD, RD, LD
With 15 years of experience working with underserved communities to address chronic disease disparities, Jennifer Lemacks is driven by a passion to reduce preventable chronic disease disparities in underserved populations through lifestyle management interventions considering social determinants of health (SDOH). She has extensive training and experience in community-engaged approaches and health interventions and has directed federal and other externally funded projects toward this aim. Jennifer is the director of the Mississippi INBRE Telenutrition Center (https://telenutritioncenter.com/) and manages three projects that address COVID-19, obesity, and diabetes health disparities among underserved Mississippians. She is also the creator of the Mississippi INBRE Outreach Scholars program, which engages students in community outreach and research activities over a 10-week intensive summer period. Last but not least, Jennifer is one of the founding organizers of the Mississippi Health Disparities Conference (https://www.mississippihealthdisparities.org/).
Postdoctoral Research Fellow
The National Institutes of Health
Raegan Bishop is a postdoctoral research fellow at the National Institutes of Health in the National Human Genome Research Institute. She holds a Ph.D. in Experimental Psychology with a focus on health and social psychology. She has worked in health disparities research as a 2020 Mississippi INBRE Summer Outreach Scholar and a Daniel Hale Williams Scholar in the Jackson Heart Study Graduate Training and Education Center. Raegan has a broad set of research skills, including mixed methods study design, data analysis, and project management.

Professional Counselor
Center for Counseling and Wellness
Shirley Hodges, PhD, P-LPC
Biography pending

Assistant Professor
Texas A&M University
Shiza Shahid, PhD
Dr Shiza is an assistant professor of psychology at Texas A&M University–Central Texas. Her research focuses on the psychological roots of inequality, including social class and gender inequality, with an emphasis on cross-cultural perspectives. She has conducted research in Germany, Japan, Pakistan, India, and the United States. As an international student, she secured over $60,000 in internal and external funding to support her research. In 2025, she received several prestigious honors at the University of Southern Mississippi, including induction into the graduate school’s Hall of Fame and the Graduate Student Research Award from the University of Southern Mississippi. Shiza is passionate about addressing global inequality through research and collaboration.

Master in Anthropology
Specialization in cultural anthropology​​
Jayitha Gaggenapally
Harnessing a background in anthropology with psychological insights, Jayitha aims to develop innovative, interdisciplinary studies that fuse experimental rigor with cultural nuance—especially in areas of physical, mental, and spiritual well-being. By incorporating mindfulness practices into empirical frameworks, she envisions a holistic approach that blends scientific measurement and cultural context, rooted in an anthropologist’s collaborative ethos.

Doctoral Student, Dept. of Communication
The University of South Florida
Monira Begum
Monira Begum is a doctoral student and public speaking instructor at the University of South Florida, specializing in health communication and organizational communication. Her research explores how marginalized Global South communities navigate organizational environments while maintaining well-being, focusing on resilience strategies, resistance mechanisms, and health outcomes. Monira earned BSS and MSS degrees in Mass Communication from the University of Dhaka in Bangladesh and later worked as an Assistant Professor at a public university. She subsequently pursued her second master's degree at the University of Southern Mississippi, studying social media and health. Drawing from cross-continental academic experience, Monira brings a distinctive multicultural perspective, enriching her scholarship and teaching. Driven by a passion for amplifying marginalized voices, she remains committed to creating inclusive environments where diverse experiences are valued and solutions emerge.