Karen Horn is honorary professor at the University of Erfurt, Germany, where she teaches the history of economic ideas and economic journalism. She serves as chief editor of Perspektiven der Wirtschaftspolitik, a scientific journal of the Verein für Socialpolitik, the traditional association of economists in German-speaking countries, and as associate editor of the Review of Austrian Economics. She is co-founder, co-president and coordinator of the international interdisciplinary academic Network for Constitutional Economics and Social Philosophy (NOUS). Karen has published monographs on the history of economic thought, ordoliberalism, the social market economy, the work of Friedrich A. Hayek, and an oral-history collection of in-depth interviews with ten Nobel laureates in economics. Currently, her interests concentrate on the intellectual shifts and rifts during the interwar period in Germany and in France. A former journalist, she regularly writes columns, analyses and comments in the press, in newspapers, magazines and online services. Her email address is karen.horn@uni-erfurt.de.