Uwe Helm Petersen retired as Associate Professor of German linguistics at the Department of Language and Communication in 2009. During his professional life he was working in language pedagogic, was responsible for the German part of the Visual Interactive Syntax Learning project (VISL) and introduced SFL at the department. Since his retirement, he has been working on a systemic functional grammar of German with the working titleBedeutung, Funktion und Form. Eine Systemisch-Funktionale Beschreibung des Deutschen. Recently Alexandra Holsting has joined the project.