Ahmed Elsayed Elwan is a lecturer and staff member of Fixed Prosthodontics, Department of Crown and Bridge, Faculty of Dental Medicine, Al-Azhar University, Cairo, Egypt. Dr. Ahmed Elwan holds a masters degree in veneer and restorative dentistry and a PhD in dental implantology. Dr. Elwan is a prosthodontics consultant at the Global Medical Centre Hospital (Cairo branch) and is head of the Prosthodontics Department at the Bader Institute of Health Science.