Torsten Zesch is a professor for Computational Linguistics at the research center “CATALPA – Center of Advanced Technology for Assisted Learning and Predictive Analysis” at FernUniversität in Hagen. His research focuses on language technology and natural language processing, with a special interest in analyzing and processing non-standard, error-prone language as found in social media, learner or medical language. From 2017 to 2023 he was the president of the German Society for Computational Linguistics and Language Technology.