1. Dr. Chen, Dr. Brownson, and Dr. Bierut are with the Siteman Cancer Center and Institute of Public Health Sciences, and Dr. Chen and Dr. Bierut are also with the Department of Psychiatry, Washington University School of Medicine in St. Louis, St. Louis. Dr. Brownson is also with the School of Social Work, Washington University in St. Louis. Dr. Baker is with the Center for Tobacco Research and Intervention, Department of Medicine, School of Medicine and Public Health, University of Wisconsin–Madison. Dr....