Previously he has held various research and teaching appointments at the National University of Singapore, University of Groningen (The Netherlands), and Katholieke Universiteit of Leuven (Belgium). He holds a Ph.D in Economics from Katholieke Universiteit Leuven (Leuven-Belgium). His research areas are in Applied Microeconomics focusing on Experimental and Behavioral economics. His latest works investigate a wide range of issues such as bounded self interests, cooperation and coordination in social dilemma settings, behavioral economics analysis of individual choices and behavioral game theory. He is a prolific researcher and has published widely in leading international refereed journals. He teaches Behavioral Economics course at NTU.