About the Authors

Suzanne Morony

Roles Conceptualization, Data curation, Funding acquisition, Investigation, Methodology, Project administration, Visualization, Writing – original draft, Writing – review & editing

suzanne.morony@sydney.edu.au, smorony@gmail.com

Affiliation Sydney School of Public Health, The University of Sydney, Sydney, Australia

Kristie R. Weir

Roles Conceptualization, Investigation, Methodology, Resources, Writing – review & editing

Affiliations Sydney School of Public Health, The University of Sydney, Sydney, Australia, Health Literacy Lab, Sydney School of Public Health, The University of Sydney, Sydney, Australia

Katy J. L. Bell

Roles Data curation, Formal analysis, Writing – review & editing

Affiliation Sydney School of Public Health, The University of Sydney, Sydney, Australia

Janice Biggs

Roles Conceptualization, Resources, Writing – review & editing

Affiliation Healthdirect Australia, Sydney, Australia

Gregory Duncan

Roles Methodology, Resources, Writing – review & editing

Affiliation Eastern Health Clinical School, Monash University, Box Hill, Australia

Don Nutbeam

Roles Supervision, Writing – review & editing

Affiliations Sydney School of Public Health, The University of Sydney, Sydney, Australia, Health Literacy Lab, Sydney School of Public Health, The University of Sydney, Sydney, Australia

Kirsten J. McCaffery

Roles Conceptualization, Funding acquisition, Methodology, Project administration, Resources, Supervision, Writing – review & editing

Affiliations Sydney School of Public Health, The University of Sydney, Sydney, Australia, Health Literacy Lab, Sydney School of Public Health, The University of Sydney, Sydney, Australia

Competing Interests

The authors have read the journal's policy and the authors of this manuscript have the following competing interests: SM was funded by a grant from Healthdirect Australia, during the conduct of the study; JB was employed by Healthdirect Australia, during the conduct of the study. All other authors have declared that no competing interests exist. This does not alter our adherence to PLOS ONE policies on sharing data and materials.