Leslie Marx

Leslie Alice Marx (born April 24, 1967) is an American fencer and professor of economics at Duke University.

Fencing Marx competed in the women's individual and team épée events at the 1996 Summer Olympics. She won gold medals at the 1995 Pan American Games in the women's individual and team épée events. In 2017 Marx returned to international competition, winning the gold medal at the 2017 Veteran Fencing World Championships in the women's épée 50-59 event and in the team event.

Research Marx is the Robert A. Bandeen Professor of Economics at the Fuqua School of Business at Duke University. Her research topics include game theory and industrial organization. In particular, her work focuses on the problem of anti-competitive behavior by individuals and firms, including collusion, bid rigging, and anti-competitive contract provisions.