Professor, University of Geneva

Tufts University

Pasadena Prosthodontics

University of Southern California

University of Basel

Clinical Professor, Director, University of Florida

University of Michigan

UAB School of Dentistry

Professor and Chair of Restorative Sciences and Biomaterials, Boston University

Professor and Chairman Department of Restorative Dentistry, Rutgers School of Dental Medicine

Indiana University

Associate Professor, DCM klinik, Palacky University