He is the recipient of the ACM SIGSOFT Distinguished Paper Award in 2012 and the Werner-von-Siemens-Ring medal for Germany’s top Researcher in Informatics (2010-2013). His current research interests include innovative mobile services, context-aware adaptive systems, and human factors in software engineering. He supervised more than 30 M.Sc and Ph.D. theses and published three books and more than 40 peer-reviewed papers on these topics.