Christian Damböck, University of Vienna, is a researcher on the History of Philosophy of Science. He has published on the philosophy of Rudolf Carnap and other topics related to the Vienna Circle. Johannes Friedl, University of Graz, is a researcher with a focus on the Vienna Circle. He has co-edited two volumes of the Moritz-Schlick-Gesamtausgabe and has published a monograph and several articles on that topic. Ulf Höfer, University of Graz, has co-edited five volumes of Otto Neurath's Schriften. He works on 19th- and 20th-century Austrian philosophy and is in charge of the archive and collections of the Forschungsstelle für österreichische Philosophie, Graz.