Stephen Leider is an Assistant Professor of Technology and Operations. In his research he uses experimental and theoretical methods to analyze how psychological factors such as reciprocity, social norms and overconfidence affect economic behavior, particularly in contractual relationships. He has also studied behavior in social networks, as well as individual decision-making about risk and uncertainty. Prior to joining Michigan, Leider received a BA in Economics from Case Western Reserve University and a PhD in Business Economics from Harvard University.