For a better experience, click the Compatibility Mode icon above to turn off Compatibility Mode, which is only for viewing older websites.

Ghassan Hamra, PhD

Ghassan Hamra

Assistant Professor
Environmental and Occupational Health
Download CV


BS, Environmental Science, North Carolina State University; MSPH, Environmental Science and Engineering, UNC-Chapel Hill; PhD, Epidemiology, UNC-Chapel Hill


Dr. Ghassan Hamra is an occupational and environmental epidemiologist with a strong interest in exposure assessment and Bayesian statistics. He received his MSPH and his PhD at the University of North Carolina at Chapel Hill. Most recently, he was a postdoctoral researcher at the International Agency for Research on Cancer. His work focuses on quantifying risk of chronic diseases and the development and application of methods to overcome analytic challenges in occupational and environmental health research. In addition to his research, Ghassan is committed to providing high quality methodological training to emerging scientists, and has published several methodological papers aimed at demystifying complex topics in epidemiology.

Research Interests

  • Data Analysis Methods
  • Cancer
  • Environmental Exposures
  • Neurodevelopment and Neurologic Disorders
  • Urban Health


Hamra GB, Guha N, Cohen A, et al. Outdoor Particulate Matter Exposure and Lung Cancer: A Systematic Review and Meta-Analysis. Environ Health Perspect. 2014.

MacLehose RF, Hamra GB. Applications of Bayesian Methods to Epidemiologic Research. Current Epidemiology Reports. 2014:1-7.

Hamra GB, MacLehose RF, Cole SR. Sensitivity Analyses for Sparse-Data Problems-Using Weakly Informative Bayesian Priors. Epidemiology. Mar 2013;24(2):233-239.

Hamra G, Richardson D, MacLehose R, Wing S. Integrating Informative Priors from Experimental Research with Bayesian Methods An Example from Radiation Epidemiology. Epidemiology. Jan 2013;24(1):90-95.