Michael Siegenthaler is the head of the research division Swiss labor market and tenured professor at KOF Swiss Economic Institute at ETH Zurich. He received a PhD from ETH Zurich, a Master of Science in Economics, and a Bachelor of Arts in History from the University of Bern.

His research interests are in the areas of labor economics and migration. A recurring topic is the factors and policies that shape firms' demand for workers. He serves as an associate editor at the Journal of Labor Economics. His research has appeared in leading international journals, including the American Economic Review, Nature, the Journal of the European Economic Association, and the Review of Economics and Statistics.