Dr Nikos Mattheos became a dentist in 1996 in the University of Athens. Since then, he completed a Masters in Health Informatics, he became a specialist in Periodontology and also defended his PhD Thesis in the University of Malmö in Sweden and then completed a residency in Periodontology and Fixed Prosthodontics in the University of Bern in Switzerland. He spent 4 amazing years in Australia, where he developed and directed the Implant Dentistry M Clin Dent Program of Griffith University in the Gold Coast. After directing the Implant Dentistry postgraduate clinic and programs in the University of Hong Kong for 8 years, he is currently visiting Professor in the department of Oral Maxillofacial Surgery of Chulalongkorn University in Bangkok, Honorary Professor at the University of Hong Kong, Associate Professor at the University of Malmö and affiliated researcher at the Department of Dental Medicine of Karolinska Institute in Sweden.