Ernst Langthaler was a teacher at a secondary school before he studied history at the University of Vienna (MA 1995, PhD 2000, habilitation in Economic and Social History 2010). After years as a freelance researcher he joined the newly founded Institute of Rural History in St. Pölten (researcher 2002–2005, Deputy Director 2005–2011, Director since 2011), where he has been Executive Editor of the journal Jahrbuch für Geschichte des ländlichen Raumes since 2004. He was visiting professor of Economic and Social History at the Universities of Innsbruck (2010) and Vienna (2010–2012), and an Erasmus visiting scholar at the University of Santiago de Compostela (2011). He is co-founder of the European Rural History Organization and has been its secretary since 2010. He has also been a member of the Commission for Interdisciplinary Ecological Studies of the Austrian Academy of Sciences since 2013. His research is focused on agricultural, food, and environmental history at regional, national, and global scales from the nineteenth to the twenty-first centuries.