Scott L. Greer is Professor of Health Management and Policy, Global Public Health and Political Science at the University of Michigan and Senior Expert Advisor on Health Governance for the European Observatory on Health Systems and Policies. Julia Lynch is Professor of Political Science at the University of Pennsylvania. Aaron Reeves is Associate Professor in the Department of Social Policy and Intervention, University of Oxford. Michelle Falkenbach is a PhD Candidate at the University of Michigan School of Public Health. Jane Gingrich is Professor of Comparative Political Economy in the Department of Politics and International Relations, University of Oxford. Jonathan Cylus is Head of London Hubs, European Observatory on Health Systems and Policies, London School of Economics and the London School of Hygiene and Tropical Medicine. Clare Bambra is Professor of Public Health in the Population Health Sciences Institute, Newcastle University.