About the Authors

Gary G Bennett, Dustin T Duncan, Karen M Emmons
Department of Society, Human Development and Health, Harvard School of Public Health, Boston, Massachusetts, United States of America

Gary G Bennett, Dustin T Duncan, Karen M Emmons
Center for Community-Based Research, Dana-Farber Cancer Institute, Boston, Massachusetts, United States of America

Lorna H McNeill
Department of Health Disparities Research, University of Texas M. D. Anderson Cancer Center, Houston, Texas, United States of America

Kathleen Y Wolin
Department of Surgery, Washington University School of Medicine, St Louis, Missouri, United States of America

Elaine Puleo
Department of Biostatistics and Epidemiology, University of Massachusetts, Amherst, Massachusetts, United States of America

Corresponding Author

gary_bennett@dfci.harvard.edu

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

GGB, EP, LHM, and KME designed the study. GGB, KYW, and EP analyzed the data. DTD conducted the background research on the association between neighborhood safety and physical activity and suggested how the data should be analyzed. EP was the lead statistician on the project. KME was the principal investigator of the study. GGB supervised all scientific aspects of the work, including the development of this paper by Dr. Bennett. All authors contributed to writing the paper.