National and Kapodistrian University of Athens
School of Dentistry
Dept. of Preventive and Community Dentistry

William (Vasileios) Papaioannou (D.D.S., M.Sc.D., Ph.D.) graduated in 1992 from the Dental School of the Aristotle University, in Thessaloniki (Greece). He is a specialized periodontist trained at the KU Leuven (Belgium), where he also completed his Master’s in Dental Sciences (M.Sc.D.) and Doctor in Medical Sciences (Ph.D.) degrees. Currently he serves as an Associate Professor of Preventive and Community Dentistry at the National and Kapodistrian University of Athens (Greece) and has a private practice limited to periodontology and dental implants in Athens. His interests include oral disease prevention, diagnosis, as well as the treatment and management of periodontal disease and halitosis (bad breath). He has authored over 90 national and international publications and has given invited presentations in many national and international meetings.

He is the Vice President (President beginning the 4^th of April 2024) of the Hellenic Society of Periodontology and Implant Dentistry and Immediate Past President of the Continental European Division of the International Association for Dental Research (CED-IADR).