George Washington University - Milken Institute School of Public Health, University of British Columbia (UBC) - School of Population and Public Health, George Washington University - Milken Institute School of Public Health, Washington University in St. Louis - McKelvey School of Engineering, Dalhousie University, Washington University in St. Louis - McKelvey School of Engineering, University of California, Berkeley - Department of Civil and Environmental Engineering and George Washington University - Department of Environmental and Occupational Health