• Full Professor, Saint Joseph University of Beirut • DDS, CESA, DEA, PhD in biology and materials of the oral environment, Fellow in the International College of Dentists (FICD) • Specialist in Esthetic and Restorative Dentistry • Director of University Diploma program, Saint Joseph University of Beirut, Lebanon • Representative of the FMD at the colloquium of the Ministry of Education and Higher Education. • Former Director of Esthetic and Restorative Dentistry Postgraduate Program, Saint Joseph University of Beirut, Lebanon,2013-2019 • Former President of the Scientific Committee, Lebanese Dental Association. 2015-2017 • Former President of Continuing Education committee, Lebanese Dental Association.2012-2015 • Former Head of Restorative and Aesthetic Dentistry department, Saint Joseph University of Beirut 2007-2013 • Examiner at the Lebanese Dental Colloquium of the Ministry of Health • Advisory board and Scientific reviewing board in many international dental Journals • International lecturer: over 80 lectures around the world • Published many articles in local and international journals