Studied Process Engineering (Dipl.-Ing.); PhD in the field of structural maintenance; habilitation in the field of materials wear; Private Lecturer RWTH Aachen, Faculty of Georesources and Materials Engineering. Worked at research institutions in Australia, Germany, Great Britain and the USA. Working areas: surface protection, surface technologies, wear, fracture/contact mechanics, inspection techniques. Member of various national and international working bodies (NACE, SSPC, GfKORR, WAB).