Prof. Torsten Grust is a Professor and the head of the Data Research Group at the University of Tübingen since 2008. Before this, Prof. Grust worked as a professor of Database Systems at the TU Muenchen and TU Clausthal. In 1999, he received his Ph.D. in Computer Science from the University of Konstanz, Germany.
He and his team's research is centered around databases and is mostly concerned about query languages, examples for this are query optimization, rewriting, transformation and compilation. While doing their research they often take concepts from procedural and functional languages and bring them closer to the relational database systems.