Kostas was awarded a Student Scholarship by the Hellenic Scientific Society and the Hellenic State Scholarships Foundation (www.iky.gr) and graduated from the School of Dentistry, Aristotle University of Thessaloniki, Greece, in 2007. In 2010, he successfully completed the MSc Degree of Specialization in Endodontics (Dept. of Endodontology, School of Dentistry, Aristotle University of Thessaloniki, Greece). This is one of the very few programs across Europe, which is accredited by the European Society of Endodontology (E.S.E.), providing the Specialty Certificate in the E.U. In 2011, Kostas entered his name in the General Dental Council Specialist List in Endodontics (UK) successfully. In 2013, Kostas decided to progress in his academic career at Guy’s Hospital, Centre for Oral Clinical & Translational Science, Faculty of Dentistry, Oral & Craniofacial Sciences, King’s College London, UK. In 2019, he completed his PhD in Endodontology and Dental Materials with title: ‘Formation of toxic disinfection by-products during chemomechanical preparation of infected root canals and alternative methods for root canal disinfection’. Kostas served as a Clinical Alumni (KCL Dental Institute, Unit of Distance Learning, LonDEC, Waterloo Campus, MSc in Endodontics) and as Honorary Post-Doctoral Research Associate (Centre for Host-Microbiome Interactions, Faculty of Dentistry, Oral & Craniofacial Sciences, King’s College London, UK). He lectured to the postgraduate students of the MClinDent Specialist Training pathway, as well as the MSc (distance learning) in Endodontics. During Covid lock-downs in UK, Kostas attended two courses in medical forensics and was awarded with two Post-Graduate Diplomas in Forensic Medical Sciences & Forensic Human Identification (Academy of Forensic Medical Sciences, UK). In 2022, Kostas was appointed Assistant Professor in Endodontology at School of Dentistry, Aristotle University of Thessaloniki, Greece.