He is currently a Full Professor leading the Information Systems and Machine Learning Lab, University of Hildesheim, Hildesheim, Germany. From 2003 to 2006, he was a Professor in the Institute for Computer Science at the University of Freiburg, Freiburg, Germany. His main research interests are Machine Learning and Data Mining, especially classification and regression problems as well as pattern mining for complex data. He has published articles in top international conferences proceedings (e.g. IEEE ICDM, ACM KDD, UAI) and journals. He is member of program committees of international top conferences