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Dajun Dai

Associate Professor

Ph.D. Southern Illinois University, Illinois
M.S. Peking University, Beijing, China
B.E. Jilin University, Changchun, China


Research interests: Geographic Information Sciences (GIS); urban studies (transportation, urban health, etc.); socioeconomic studies (racial segregation, disparities, etc.).

Current research directions: (1) quantitative methods (artificial intelligence and statistical methods) in GIS. (2) transportation studies in Metro Atlanta. (3) urban poverty and justice. (4) spatial accessibility to healthy food, health care, and spatial epidemiology.


Core Faculty Member, Partnership for Urban Health Research, School of Public Health, GSU

Affiliated Faculty Member, Emory Center for Injury Control, Emory University.

Graduate Research Assistantships: I welcome motivated graduate research assistants to work on GIS and urban-environment studies. Research areas include urban studies, transportation, and webGIS applications.

Courses: Introduction to Geographic Information Systems (4532/6532); Advanced GIS (4534/6534); Introduction to Human Geography (1102); Introductory Mapping and GIS (2206); Spatial Analysis; Analytical Cartography; Geovisualization; Medical Geography; Economic Geography; Urban Health GIS(4538/6538); GIS Programming.


Rothenberg R., Weaver, S., Dai, D., Stauber C., Prasad A., Kano M. 2014. A flexible urban health index for small area disparities. Journal of Urban Health, 91(2): 223-402.

Dai D., Zhang Y., Lynch CA, Miller T., Shakir, M. 2013. Childhood drowning in Georgia: a Geographic Information Systems analysis. Applied Geography, 37: 11-22.

Dai D, Chen Y-S, Chen P-S, and Chen Y-L. 2012. Case cluster shifting and contaminant source as determinants of melioidosis in Taiwan. Tropical Medicine & International Health, 17(8): 1005-1013.

Dai D. 2012. Identifying clusters and risk factors of injuries in pedestrian-vehicle crashes in a GIS environment. Journal of Transport Geography, 24: 206-214.

Dai D. 2012. An integrated approach to designate the shortage areas for mammography access in a GIS environment. In A. Palmetti & R. Roux (Eds), Mammography: Procedure, Results and Risks, Hauppauge, NY: Nova Science Publishers. ISBN: 978-1-61470-589-5.

Dai D. 2011. Racial/ethnic and socioeconomic disparities in urban green space accessibility: where to intervene? Landscape and Urban Planning, 102(4): 234-244.

Dai D, Wang F. 2011. Geographic disparities in accessibility to food stores in Southwest Mississippi. Environment and Planning B, Planning and Design, 38(4): 659 – 677.

Oyana TJ, McGoy, SL, and Dai D. 2011. Geographical and epidemiological aspects of highly pathogenic Avian Influenza H5N1 and public health implications in China between 1997 and 2009. In S.K. Majumdar, F.J. Brenner, J.E. Huffman, R. McLean, A. Panah, P. Pietrobon, and S. Keeler (eds.), Pandemics Influenza Virus: Science, Surveillance, and Public Health, Easton, Pennsylvania: Pennsylvania Academic of Science (PAS). ISBN: 0945809212.

Lynch, CA, Houry, DE, Dai, D. Wright, DW. 2011 Evidence-based community consultation for traumatic brain injury. Academic Emergency Medicine, 18(9): 972-976

Dai D. 2010. Black residential segregation, disparities in spatial access to health care facilities, and late-stage breast cancer diagnosis in metropolitan Detroit. Health and Place, 16(5): 1038-1052.

Dai D, Taquechel ET, Steward J, Strasser S. 2010. The impact of built environment on pedestrian crashes and the identification of crash clusters on an urban university campus. Western Journal of Emergency Medicine. 11(3): 294-301.

Oyana TJ, Dai D. 2010. Automatic cluster identification for environmental applications using the self-organizing maps and a new genetic algorithm. Geocarto International. 25(1): 53-69.

Dai D, Oyana TJ. 2008. Spatial variations in the incidence of breast cancer and potential risks associated with soil dioxin contamination in Midland, Saginaw, and Bay Counties, Michigan, USA. Environmental Health, 7:49.

Oyana TJ, Dai D, Scott KE. 2006. Spatiotemporal distributions of reported cases of the Avian Influenza H5N1 (bird flu) in Southern China in early 2004. Avian Disease, 50(4):508-515.