1992: Doctoral thesis at the Institute of Physiological Chemistry and Pathobiochemistry, WW-University Münster; 1992-1997: Postdoctoral fellowship and instructor at the Dept. of Pathology, Thomas-Jefferson University Philadelphia, USA; 1997-2003: Assistant professor at the Institute of Physiological Chemistry and Pathobiochemistry, WW-University Münster; 2003: Associate professor in the Dept. of Orthopedics, University of Regensburg. Awards: 2000 Lise-Meitner-Fellowship; 2000: Gerhard Küntscher Kreis Award; Poster awards of GSMB-Symposium; 2008: Albert-Hoffa award of the "Norddeutschen Orthopäden Vereinigung"; 2009 Themistocles-Gluck award of the DGOU; 2015: Basic Scientific Award for "best paper" of the DGOU; 2015: Best rated abstract presented at the ICRS, Chicago 2018. Memberships: German Society for Matrix Biology, 2^nd president International Society for Matrix Biology, Deutsche Gesellschaft für Orthopädie und Orthopädische Chirurgie, Sektion für Grundlagenforschung der DGOU 1^st president.