Mona Sayegh Ghoussoub, Assoc. Professor, DDS- CECSMO- PHD in Orthodontics. She completed her Dental Science degree at Saint Joseph University in Beirut, Lebanon. Then, she pursued a postgraduate program, obtaining a "Certificat d’Etudes Cliniques Spéciales Mention Orthodontie" (CECSMO) from Paris Diderot University. She holds two diplomas in orthodontics from Paris V University and Paris VI University. She earned a Ph.D. in Orthodontics jointly from the Lebanese University and Paris VII University. Currently serving as the Head of the Department of Orthodontics and Dentofacial Orthopedics at the School of Dental Medicine- Lebanese University. She served as the Former President of the Lebanese Orthodontic Society. She is also a member of the Arab Orthodontic Society, World Federation of Orthodontists, American Association of Orthodontists, and fellow of the International College of Dentists.