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Alex H. Kral

Director, Urban Health Program

Alex Kral, PhD, is an infectious disease epidemiologist with expertise in community-based research with urban poor populations. He is currently principal investigator and coinvestigator on several NIH-funded studies of substance use, infectious diseases, and health, spanning a diverse set of methodological areas including survey research, qualitative observational research, intervention development and testing, geospatial analyses, policy, and genetics. Dr. Kral has authored and coauthored over 80 articles in peer-reviewed journals, including The Lancet, New England Journal of Medicine, Journal of the American Medical Association, American Journal of Epidemiology, American Journal of Public Health, AIDS, Addiction, and Drug and Alcohol Dependence.


PhD, Epidemiology, School of Public Health, University of California at Berkeley; MS, Epidemiology, Harvard School of Public Health, Harvard University; BA, Sociology, Georgetown University.

Latest Publications

Davidson, P.J., Martinez, A., Lutnick, A., Kral, A.H., & Bluthenthal, R.N. (2015). Drug-related deaths and the sales of needles through pharmacies. Drug and Alcohol Dependence, 147 :229-234.
Bluthenthal, R.N., Wenger, L., Chu, D., Quinn, B., Thing, J., & Kral, A.H. (2014). Factors associated with initiating someone into illicit drug injection. Drug and Alcohol Dependence, 144 :186-192.
Lorvick, J., Lutnick, A., Wenger, L.D., Bourgois, P., Cheng, H., & Kral, A.H. (2014). Non-Partner Violence Against Women Who Use Drugs in San Francisco. Violence Against Women, 20 (11):1285-1298.
Lutnick, A., Harris, J., Lorvick, J., Cheng, H., Wenger, L.D., Bourgois, P., & Kral, A.H. (2014). Examining the Associations Between Sex Trade Involvement, Rape, and Symptomatology of Sexual Abuse Trauma. Journal of Interpersonal Violence, Advance Online Publication .
Quinn, B., Chu, D., Wenger, L., Bluthenthal, R.N., & Kral, A.H. (2014). Syringe disposal among people who inject drugs in Los Angeles: The role of sterile syringe source. International Journal of Drug Policy, 25 (5):905-910.
View all publications by Alex H. Kral (97)