1. Health Literacy and Learning Program, Division of General Internal Medicine, Feinberg School of Medicine at Northwestern University, Chicago, IL, USA
2. Department of Learning Sciences, School of Education and Social Policy, Northwestern University, Evanston, IL, USA
3. Leeds Institute of Health Sciences, Faculty of Medicine and Health, University of Leeds, UK
4. Department of Medical Social Sciences, Feinberg School of Medicine at Northwestern University, Chicago, IL, USA
5. UnitedHealthcare and UnitedHealth Group, Minneapolis, MN, USA
6. Division of Pharmaceutical Outcomes and Policy, Eshelman School of Pharmacy, University of North Carolina, Chapel Hill, USA
7. Optum, Consumer Solutions Group, Minneapolis, MN, USA