Steffen Ahrens is a guest professor of macroeconomics at the Freie Universität Berlin. He has specialized in behavioral and experimental macroeconomics and finance. His research focuses on topics in monetary macroeconomics analyzed through the lens of behavioral and experimental economics and on the role of cognitive biases in financial markets. Prior to his appointment at Freie Universität Berlin, he held a six-year Post-doc position at the Technische Universität Berlin and two visiting professorships (Lehrstuhlvertretungen) in macroeconomics at the University of Konstanz and the Friedrich-Schiller-University Jena. He studied economics at Kiel University and the University of Illinois at Urbana-Champaign. He received his doctorate in economics from Kiel University. During his doctoral studies he held positions as teaching and research assistant to Prof. Dennis Snower, PhD and as Research Economist at the Kiel Institute for the World Economy.