Maria E. Fernandez, PhD, is the Vice President of Population Health and Implementation Science at The University of Texas Health Science Center at Houston and Professor of Health Promotion and Behavioral Sciences at UTHealth Houston School of Public Health, Houston, Texas, USA.

Christine M. Markham, PhD, is a Professor and Department Chair of Health Promotion and Behavioral Sciences at UTHealth Houston School of Public Health and Allan King Professorship in Public Health, Houston, Texas, USA.

Robert A.C. Ruiter, PhD, is a Professor of Health and Social Psychology in the Department of Work and Social Psychology, Faculty of Psychology and Neuroscience, at Maastricht University, the Netherlands.

Rik Crutzen, PhD, is a Professor of Behaviour Change & Technology at the Department of Health Promotion, Care and Public Health Research Institute, Maastricht University, the Netherlands.

Andrew E. Springer, DrPH, is an Associate Professor of Health Promotion and Behavioral Sciences at the UTHealth Houston School of Public Health - Austin, Texas, USA.