Department of Epidemiology

Tongzhang Zheng, M.B, Sc.D, Sc.M, Ph.M., is a Professor of Epidemiology within the Brown School of Public Health. Dr. Zheng investigates human cancer risk related to environmental and occupational exposures, genetic and epigenetic factors and gene-environment interaction, with particular interest in the fetal origin hypothesis stating that many human cancers start in utero.  Dr. Zheng is also interested in prenatal exposures and fetal growth trajectories and child growth.