Lew is Professor and Chair of Economics at Victoria University of Wellington.
His current research includes the performance of contracts, firms and markets under different competition and regulatory structures. He is a Lay member of the New Zealand High Court for matters of commerce, a member of the Market Surveillance Committee from 1996-2004, and was a member of the editorial board of the Journal of Economic Literature. Lew is the past Director of the Institute for the Study of Competition and Regulation. He has a PhD from the University of Wisconsin and is a Distinguished Fellow of the NZ Association of Economists.