He is Robert H. Strotz Professor of Arts and Sciences and has been Professor of Economics and History at Northwestern University since 1994. His research currently focuses on studying the economic and intellectual roots of technological progress and the growth of useful knowledge in European societies, as well as the impact of industrialisation and economic progress on the wellbeing of nations. He is the author or editor of 15 books and over a hundred articles on economic and historical subjects. He is a member of the American Academy of Arts and Sciences, the Econometric Society, the Cliometric Society, the Italian Accademia dei Lincei, the British Academy and the Dutch Royal Academy. He has been the President of the Economic History Association, editor-in-chief of the Oxford Encyclopedia of Economic History, and co-editor of the Journal of Economic History. He is currently editor-in-chief of Princeton's University Press's series on Economic History. He was elected honorary member of the American Economic Association in 2018. In 2016 he won the Heineken Prize for history and in 2015 the Balzan Prize for economic history. His most recent book, A Culture of Growth: Origins of the Modern Economy, Princeton University Press (2016), was joint winner of the Alan Sharlin Award for social science history in 2018.