1 Sandro Galea is with the School of Public Health, Boston University, Boston, MA. Charles C. Branas is with the Department of Epidemiology, Columbia University Mailman School of Public Health, New York, NY. Andrew Flescher is with the Department of Family, Population and Preventive Medicine, Stony Brook Medicine Program in Public Health, Stony Brook, NY. Margaret K. Formica is with the Department of Public Health and Preventive Medicine, State University of New York Upstate Medical University, Syracuse. Nils Hennig is with the Department of Environmental Medicine and Public Health, Icahn School of Medicine at Mount Sinai, New York, NY. Karen D. Liller is with the Department of Community and Family Health, University of South Florida College of Public Health, Tampa. Hala N. Madanat is with the Division of Health Promotion and Behavioral Science, San Diego State University Graduate School of Public Health, San Diego, CA. Andrew Park is with the Department of Emergency Medicine, University of Kansas School of Medicine, Kansas City. John E. Rosenthal is with Meredith Management, Newton, MA. Jun Ying is with the Department of Environmental Health, University of Cincinnati College of Medicine, Cincinnati, OH.