Jan’s research interests are in behavioural economics, public policy and human wellbeing. He is the Director of the Wellbeing Research Centre. His research has been published in academic outlets such as Science, Nature, The Review of Economics and Statistics, Psychological Science, and The Proceedings of the National Academy of Sciences (PNAS). The underlying theme throughout his research is the study of human wellbeing. This ongoing research agenda has led to new insights in the relationship between happiness and income, productivity, economic growth, and inequality.