Dr. Shahir Masri is an associate specialist in air pollution exposure assessment and epidemiology at the University of California, Irvine, where he studies environmental pollution and exposure modeling. He is also the founder of Masri Research & Consulting, through which he collaborates with community partners, nonprofits and other groups in order to investigate and reduce contamination of our food system, neighborhoods and work spaces. Dr. Masri earned his Doctor of Science and Master of Science degrees from the Department of Environmental Health at the Harvard School of Public Health, and his Bachelor of Science degree from the Institute of the Environment and Sustainability at the University of California, Los Angeles (UCLA).