About the Authors

Brooke A. Jarrett

Roles Conceptualization, Formal analysis, Methodology, Software, Visualization, Writing – original draft, Writing – review & editing

brooke@jhmi.edu

Affiliation Department of Epidemiology, Johns Hopkins School of Public Health, Baltimore, MD, United States of America

Sarah M. Peitzmeier

Roles Conceptualization, Supervision, Writing – review & editing

Affiliation Department of Health Behavior and Biological Sciences, University of Michigan School of Nursing, Ann Arbor, Michigan, United States of America

Arjee Restar

Roles Conceptualization, Writing – original draft, Writing – review & editing

Affiliation Department of Epidemiology, Johns Hopkins School of Public Health, Baltimore, MD, United States of America

Tyler Adamson

Roles Writing – original draft, Writing – review & editing

Affiliation Department of Health, Policy, and Management, Johns Hopkins School of Public Health, Baltimore, MD, United States of America

Sean Howell

Roles Conceptualization, Writing – review & editing

Affiliation Hornet, San Francisco, CA, United States of America

Stefan Baral

Roles Conceptualization, Supervision, Writing – review & editing

Affiliation Department of Epidemiology, Johns Hopkins School of Public Health, Baltimore, MD, United States of America

S. Wilson Beckham

Roles Conceptualization, Supervision, Writing – original draft, Writing – review & editing

Affiliation Department of Health, Behavior, and Society, Department of International Health, Johns Hopkins School of Public Health, Baltimore, MD, United States of America

Competing Interests

SWB has received funding from Viiv Healthcare as a consultant. SH is the co-founder, chairman, and president of Hornet. Participant recruitment was conducted via the Hornet app. No other authors had competing interests to declare. This does not alter our adherence to PLOS ONE policies on sharing data and materials.