Titel Prof. Dr. med. dent. PhD MMedSc : Master of Medical Science Fachzahnarzt für Prothetik (Harvard) Lecturer (part-time faculty member); Harvard School of Dental Medicine, Department of Restorative Dentistry and Material Sciences; Boston, USA Visiting Assistant Professor; TUFTS School of Dental Medicine, Department of Prosthodontics and Operative Dentistry; Boston, USA