Dr. Dagher graduated from Saint Joseph University as an Orthopedic and trauma surgeon. After that he traveled to continue his fellowship in the field of Periacetabular Osteotomies of Reorientatioj of Ganz at the School of Surgery in Paris and in the lower limb surgery at the Kremlin Bicetre Hospital, Paris , France. Also, he had a fellowship in Pediatric Orthopedics of lower limb and scoliosis at Taxas Scotish Rite Hospital USA. Moreover, he got a Diploma of microsurgery from USJ. Dr Dagher has around 6 publications in medical journals.