When Dar- ol -Fonon was founded in 1894, dentistry was taught as a sub-branch of Medicine at the same school. After the establishment of Tehran University in 1934, Dentistry was separated as an independent school. TUMS School of Dentistry is the foremost dental center in Iran with an international reputation of scholarly activities in both clinical and biological sciences. According to the national ranking, TUMS school of Dentistry is the first school out of the 45 dental schools of thecountry. Our school as a professional educational institution, offers a full range of academic courses including a comprehensive undergraduate program and postgraduate program in, the collaboration with highly experienced faculty members through proper facilities and the most advanced methods.