1. Assistant Professor and Assistant Program Director AEGD, Comprehensive Dentistry Department, College of Dentistry Texas A&M University, Dallas, TX; Affiliate Faculty Graduate Prosthodontics, Department of Restorative Dentistry, School of Dentistry, University of Washington, Seattle, WA; and Researcher at Revilla Research Center Madrid Spain
2. Graduate Prosthodontic Resident Rutgers School of Dental Medicine Newark New Jersey USA
3. Professor and Head, Division of Dental Biomaterials, Center for Dental and Oral Medicine University of Zürich Zürich Switzerland