James Sefton is currently a professor of economics at Imperial Business School.

He was previously Principal Scientist at the hedge fund Winton Capital Management, and Head of Global Quantitative Research at UBS Investment Bank.

His economic research agenda focuses on questions about intergenerational equity, pension policy design and long-run trends in the housing market. As a quantitative finance researcher, he is interested in the design of both quantitative investment strategies and retirement investment products.