1. Behavioral Economist, Google, New York, New York, USA
2. Erwin H. Schell Professor of Management and Applied Economics, Sloan School of Management, Massachusetts Institute of Technology, Cambridge, Massachusetts, USA
3. Research Associate, National Bureau of Economic Research, Cambridge, Massachusetts, USA
4. Assistant Professor, Department of Health Policy and Management, Texas A&M University School of Public Health, College Station, Texas, USA
5. Ronald Coase Chair in Economics and School Professor, Department of Economics, The London School of Economics and Political Science, London, United Kingdom
6. Digital Fellow, Initiative on the Digital Economy, Massachusetts Institute of Technology, Cambridge, Massachusetts, USA