Dr . Zeina Ali Siam is a post-doctoral fellow at the Harvard Chan School of Public Health. Dr. Siam obtained her PhD in Population Health Sciences/Health Systems Track at Harvard University in 2019. Siam's interests are primarily in health behaviors. Her work is primarily focused on maternal and child health outcomes in the East Mediterranean and Africa. Siam is also a researcher at the Precision Equity Project at Brigham and Women's hospital.

Siam obtained her Bachelors of Science in Biological Engineering from MIT in 2012, and her Masters of Science in Epidemiology from Harvard University in 2014. Prior to her PhD, Siam was a health systems officer at the World Health Organization. 

Siam obtained her Bachelors of Science in Biological Engineering from MIT in 2012, and her Masters of Science in Epidemiology from Harvard Unviersity in 2014.

Prior to her PhD, Siam was a health systems officer at the World Health Organization. She has consulted for the World Bank, Islamic Development Bank, and Microclinic International. 

Siam was an instructor for the two biggest public health courses on Edraak's platform, which provides online courses for free in Arabic. Siam was deemed as one of the most influential instructors on the platform.