Dr.P.Sai Krishna Has a teaching experience of 20 years after MDS and 30 years of experience after BDS. He has 20 publications to his credit in various journals. He was a former associate editor for JOMFP - An official journal for the Association of Oral and Maxillofacial Pathology. He was awarded with Fellowship from International College of Dentistry in December 2016. His topic of interest is in premalignancy and oral cancer