College of Information and Communications
Faculty and Staff
Ehsan Mohammadi, Ph.D.
Title: | Associate Professor Chair, iSchool Ph.D. Program |
Department: | School of Information Science College of Information and Communications |
Email: | ehsan2@sc.edu |
Phone: | 803-777-2324 |
Office: | School of Information Science
Davis College, Room 215 1501 Greene Street Columbia, SC 29208 |
Resources: | Personal website Hi Da Research Lab Google Scholar |

Education
B.A, Information Science, University of Isfahan, Iran
M.S., Information Studies, Tehran Azad University, Science and Research Branch, Iran
Ph.D., Information Science, University of Wolverhampton, UK
Post-Doctoral Fellow, Health and Biomedical Informatics, Feinberg School of Medicine,
Northwestern University
Research
Ehsan Mohammadi leads the Hi Da Research Lab, where he conducts innovative research at the intersection of health informatics, social media analytics, misinformation, and applied artificial intelligence. He has designed and directed quantitative and qualitative research projects that address challenges in these areas. His work has been widely recognized and published in top-tier journals and presented at leading academic conferences, including:
- JAMA Network Open
- The Journal of Medical Internet Research,
- Information Processing and Management
- The Journal of the Association for Information Science and Technology
- The Journal of Systems and Software
Essential Science Indicators has acknowledged that several of his papers are among the highly cited publications in the top 1 percent.
Awards
Mohammadi was recognized by the College of Information and Communications at the University of South Carolina as a Research Rising Star in 2022. In 2013, he was awarded the prestigious Eugene Garfield Doctoral Dissertation Scholarship for his research on measuring the broader impact of scholarly work beyond citation analysis by leveraging social media data.
Teaching
Mohammadi has been a course designer and lecturer on core and emerging courses. He has taught several courses at undergraduate and master's, and Ph.D. levels, including data visualizations, research design and evaluation, information and society, user information behavior, web analytics, information retrieval, and data-driven management. He completed the Professional Standards Framework for Teaching and Learning Support in Higher Education Fellowship by the Higher Education Academy in England, where he gained knowledge in designing, delivering, and assessing teaching and learning practices.
Recent Publications
Lookingbill, V., Mohammadi, E., & Cai, Y. (2023). Assessment of Accuracy, User Engagement, and Themes of Eating Disorder Content in Social Media Short Videos. JAMA Network Open, 6(4), e238897-e238897.
Mohammadi, E., Olejniczak, A. J., Walker, G. E., & Nagarkatti, P. (2023). The impact of geographic inequality in federal research funding: A comparative longitudinal study of research and scholarly outputs in EPSCoR versus non-EPSCoR states. Plos one., 18(6), e0286991.
Mohammadi, E., Tahamtan, I., Mansourian, Y. & Overton, H. (2022). Identifying Frames of the COVID-19 Infodemic: Thematic Analysis of Misinformation Stories Across Media. Journal of Medical Internet Research.
Mohammadi, E., & Karami, A. (2022). Exploring research trends in big data across disciplines: A text mining analysis. Journal of Information Science. 48(1), 44-56.
A., Gay, G., & Mohammadi, E. (2022). Mapping the Structure and Evolution of Software Testing Research Over the Last Three Decades. Journal of Systems and Software.
Tahamtan, I., Potnis, D., Mohammadi, E., Miller, L. E., & Singh, V. (2022). The Mutual Influence of the World Health Organization (WHO) and Twitter Users During COVID-19: Network Agenda-Setting Analysis. Journal of Medical Internet Research.
Service
Mohammadi has been active in numerous professional activities within and outside academia. He served on 14 committees, initiatives, and programs for different departments at University of South Carolina. He has been invited by the professional community to be a keynote speaker, a committee member for conferences, part of the editorial board of a journal, and a reviewer of academic papers for top conferences and journals nationally and internationally.