Prof. Bartolomeo Trentadue has taught Oral Pathology and Medicine to third-year undergraduate students of the Dental School of the University of Chieti since 1988. Since 2014, he has also taught second- and third-year undergraduate students in the Oral Hygiene program. He is also a teacher of Oral Pathology for students of the Specialty Boards in Oral Surgery and Orthodontics. Since 2013, he has been the Director of a Ph.D. program at the University of Chieti on Bone Regeneration Techniques, using stem cells and different types of biomaterials. From 1995 to 1999 he was an Honorary Senior Lecturer in Oral Medicine at the Eastman Dental Institute, London, UK. In 2011–2012, he was the leader of a group of several researchers from a few Italian universities who received a grant of about EUR one million from the Italian Ministry of Education, University and Research (M.I.U.R.), Rome, Italy, for a study on bone regeneration procedures with the use of different scaffolds and different types of stem cells. In the years 1995–1997, he was the President of the Italian Society of Oral Pathology and Medicine (S.I.P.M.O.). In the years 2001–2003, he was the President-Elect of the Italian Society of Osseointegration (S.I.O), and from 2003 to 2005, its President. Finally, from 1997 to 2009, he was the Dean and Director of Research of the Dental School of the University of Chieti.