Rössner studies translation, Romance languages and literature, and law at the University of Vienna. He is a Senior Professor at the University of Munich. He has taught and lectured at the Universities of Salzburg and Innsbruck and the Vienna University of Economics (Austria);University of Queretaro (Mexico), Concepcion (Chile), B.A. and Tucuman (Argentina), and the UFRGS in Porto Alegre (Brazil). He is the joint editor of the journal IBEROROMANIA, as well of the book series studia litteraria (W.), TKKL (Publisher: Olms, H-Z-NY) and JWR (Publisher: Böhlau, W-G-K). He is a member of the Austrian Academy of Sciences, Member of the Accademia degli Incamminati (Italian Art Academy), Member of the Austrian PEN Centre, Chair of the European P.-Centre.