About the Authors

Marc A. Adams

marc.adams@asu.edu

Affiliations School of Nutrition and Health Promotion, Arizona State University, Phoenix, Arizona, United States of America, Graduate School of Public Health, San Diego State University, San Diego, California, United States of America

James F. Sallis

Affiliations Department of Family and Preventive Medicine, University of California San Diego, San Diego, California, United States of America, Department of Psychology, San Diego State University, San Diego, California, United States of America

Gregory J. Norman

Affiliation Department of Family and Preventive Medicine, University of California San Diego, San Diego, California, United States of America

Melbourne F. Hovell

Affiliation Graduate School of Public Health, San Diego State University, San Diego, California, United States of America

Eric B. Hekler

Affiliation School of Nutrition and Health Promotion, Arizona State University, Phoenix, Arizona, United States of America

Elyse Perata

Affiliation College of Education and Allied Studies, California State University East Bay, Hayward, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MAA JFS GJN MFH. Performed the experiments: MAA JFS GJN MFH EP. Analyzed the data: MAA JFS GJN MFH EBH EP. Contributed reagents/materials/analysis tools: MAA JFS GJN MFH EBH EP. Wrote the paper: MAA JFS GJN MFH EBH EP.