Robert Hansen has been on the faculty of Tuck since 1983. From 1995-2015 he served as Associate Dean or Senior Associate Dean, with various responsibilities including the MBA program, faculty and research programs, and the launching of the Tuck Business Bridge and Master of Health Care Delivery Science (MHCDS) programs. He most recently served as Interim Director of the Energy Initiative at Dartmouth, charged with the creation of the new Arthur L. Irving Institute for Energy and Society.

Hansen's research, much of it on auction-based markets, has been published in journals such as The American Economic Review, The Rand Journal of Economics, Economic Inquiry, Journal of Economic Behavior and Organization, Journal of Business, and Northwestern Law Review. Currently he is studying drug pricing and vertical integration of hospitals. He has taught courses in health economics, energy economics, managerial economics, game theory, environmental economics, securities markets and investment banking, investments, and public policy. He currently co-teaches the Health Economics and Policy course in the MHCDS program.

Hansen completed his undergraduate work at Northern Michigan University and received an MA and PhD in Economics from UCLA. He was a consultant with The LEK Partnership from 1988-1990.