1. Assistant Professor, Removable Prosthodontics Division; Oral and Maxillofacial Rehabilitation Department, King Abdulaziz University, Faculty of Dentistry; Jeddah Saudi Arabia
2. Previously, resident and research fellow in Advanced Education in Prosthodontics; Department of Restorative and Biomaterial Sciences; Harvard School of Dental Medicine; Boston MA
3. Assistant Professor, Comprehensive Dental Implant Center; Department of Restorative Dentistry, University of Illinois at Chicago, College of Dentistry; Chicago IL