About the Authors

Jennifer Cantrell

jcantrell@legacyforhealth.org

Affiliation Department of Research and Evaluation, Legacy Foundation, Washington, D.C., United States of America

Donna M. Vallone

Affiliation Department of Research and Evaluation, Legacy Foundation, Washington, D.C., United States of America

James F. Thrasher

Affiliation Department of Health Promotion, Education and Behavior, Arnold School of Public Health, University of South Carolina, Columbia, South Carolina, United States of America

Rebekah H. Nagler

Affiliation Department of Society, Human Development, and Health, Harvard School of Public Health, Center for Community-Based Research, Dana-Farber Cancer Institute, Boston, Massachusetts, United States of America

Shari P. Feirman

Affiliation Department of Research and Evaluation, Legacy Foundation, Washington, D.C., United States of America

Larry R. Muenz

Affiliation Larry R. Muenz & Associates, Gaithersburg, Maryland, United States of America

David Y. He

Affiliation Larry R. Muenz & Associates, Gaithersburg, Maryland, United States of America

Kasisomayajula Viswanath

Affiliation Department of Society, Human Development, and Health, Harvard School of Public Health, Center for Community-Based Research, Dana-Farber Cancer Institute, Boston, Massachusetts, United States of America

Competing Interests

The authors have declared that no competing interests exist. JC, DV and SF are employed by American Legacy Foundation. LM and DH are employed by Larry R. Muenz & Associates. This does not alter the authors' adherence to all the PLOS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: JC DV JT RN KV. Analyzed the data: JC DV JT KV LM DH. Contributed reagents/materials/analysis tools: JC DV JT RN KV LM. Wrote the paper: JC DV JT RN KV SF.