Dr. Mahmoud Badr has completed his Masters degree and PhD from Ain Shams University, Egypt. He is the director of basic and advanced endodontic courses in Arab Society for continuous dental education in Egypt. Also, The Clinical supervisor of Endodontics, Restorative master program of Dundee University in Egypt. He is the director of “The KnowHow in Endodontics” course that is held 3 times per year for one month and sponsored by Dentsply. He is the Owner of The Dental Lounge, prestigious dental center, Cairo, Egypt.