Costis Skiadas is the Harold L. Stuart Professor of Finance at the Kellogg School of Management. He has served three 3-year terms as chairman of the Finance department, and has also represented the department at Northwestern University's faculty senate. Skiadas has made contributions on foundational issues of choice under uncertainty, asset-pricing theory, dynamic portfolio theory, and trade under asymmetric information. His work has appeared in economics, finance, and mathematics journals, and he is the author of two books for doctoral students and researchers. He received his PhD in Operations Research from Stanford University.