1986 PhD in Molecular Biology, University of Tübingen, Germany
1986-1988 Post Doc at University of Edinburgh, UK and Wellcome unit of Molecular Parasitology, Glasgow, UK.
1990: Visiting scientist, Walter and Eliza Hall Institute, Melbourne, Australia.
1990 - 1994: Research Fellow and Section Head, Molecular Parasitology Unit, PNG Institute of Medical Research, Madang, Papua New Guinea.
1994 - 1995: Research Fellow and Project Leader, Institute of Cell Biology, University of Witten-Herdecke, Witten, Germany.
1995 until today: Unit leader, Molecular Parasitology-Epidemiology, Swiss Tropical and Public Health Institute, Basel, Switzerland.
2004: Professorship Molecular Parasitology University of Basel, Switzerland