Houman received his Doctor of Dental Surgery (DDS) degree from Guilan University of Medical Sciences in 2006, after completing a 6-year training. He started practicing general dentistry with a great interest in oral surgery immediately after graduation in both private practice and public clinic. After four years of practising, Houman moved to Australia and commenced his post-graduate training in the field of Oral Public Health at the Curtin university to advance his research skills. At the same time, he obtained his registration as a general dentist from AHPRA. He gained valuable practical experiences because of working as a dental officer at Central Gippsland Health Services. He, then, j...