• Ameloblastoma: Clinical, radiographic therapeutical realities. A.C.E.S. (Dental Journal of Dental School, Saint-Joseph University). No. 21, June 1999. • Comparative study between I.T.I. Implants and Auto Transplantation. Poster, VI th Odontological Symposium - Beirut, 2001. • Failures in Endodontic Surgery. Continuous Education Session. Department of Oral Surgery, Saint-Joseph University - Beirut, 2001. • Radiological and Clinical Criterion of a Benign Lesion. VII th Odontological Symposium - Beirut, 2003. • How to Guide an Oral Surgery to a Maximum Healing. B.I.D.M. (Beirut International Dental Meeting) - Beirut, 2007 • Can we improve the quality of healing in oral surgery? 8th Journées Odontologiques Francophones, U.S.J. - Beirut, 2008. • Bone Condensing in Implant Therapy 2nd ITI Beirut Study Club - October 2010. • Implant Therapy Failures (Short Oral Communication) 3rd ITI Beirut Study Club - December 2011. • Atraumatic extractions using the piezoelectric technology: Advantages and limitations. B.I.D.M. - Beirut, 2014. • Biological complications in implant dentistry ITI Byblos Study Club - November 2017. • Courses in Oral Implantology at the Lebanese Dental Association - Beirut 2017, 2018. Topics: Complications in Implantology - Internal sinus lift procedures - Piezoelectric surgery. • Post-operative biological complications in implant dentistry: are they predictable? I.T.I. Congress Middle East - Dubai, 2018. • Post-operative biological complications in implant dentistry: are they predictable? B.I.D.M. Beirut - October 2019. • Sinus management for implant placement: crestal approach. ITI Byblos Study Club, Beirut. • Sinus management for implant placement. B.I.D.M. Beirut - October 2022.