Education / Qualifications

• Doctor of Dental Surgery degree (DDS), Dental school, National and Kapodistrian University of Athens
• Doctorate Degree (Dr. Med. Dent.), Division of Prosthodontics, Dental School, University of Cologne, Germany
• Master's Degree on dental Biomaterials (MSc), Dental school, National and Kapodistrian University of Athens

Academic and professional positions held

• Assistant Professor (tenure-track), Dental School, National and Kapodistrian University of Athens, Department of Prosthodontics (2022-today)
• Clinical Instructor, Dental school, National and Kapodistrian University of Athens (2021-2022)
• Academic scholar, School of health and care sciences, Department of Biomedical Sciences, Division of Dental Technology, University of West Attika (2020-2021)
• Academic scholar, Dental school, National and Kapodistrian University of Athens (2020-2021)
• Clinical Instructor, Dental school, National and Kapodistrian University of Athens (2015-2020)
• Doctorate candidate, Division of Prosthodontics, Dental School, University of Cologne, Germany (2011-2015)
• Private dental practice owner, Piraeus, Greece (2015-today)
• Teaching assistant Dental school, National and Kapodistrian University of Athens (2010-2011)

Awards and Honours

• Frechette Award finalist – 92nd IADR General Session, Cape Town, South Africa (2014)
• Scholarship for postgraduate studies abroad (2011-2014), granted by “IKY” (State Scholarships Foundation, Greece)
• Invited speaker in scientific meetings in Greece and abroad

Memberships

• Full Member of the Hellenic Society of Hospital Dentistry (2015- today)
• Official full member of the Piraeus Dental Society (2009-today)
• GDC member (General Dental Council – UK) (2010)
• Official member of the Dental Society of Attica (2008-2009)
• Participation in international and Greek conferences with presentations and posters

• Continuous dental education: Speaker in postgraduate lessons in Removable Prosthodontics held by Scientific Societies

Research Theses - Books

• Villias A. Comparative study of the marginal fit of extended implant-supported restorations: Intraoral scanning vs. impression with Polyvinylsiloxane. Master Thesis, National and Kapodistrian University of Athens. https://pergamos.lib.uoa.gr/uoa/dl/object/2878876 (2019)
• Villias A. Effects of cementation on exposed luting agent profile at implant-supported crowns. Dissertation. University of Cologne. https://repository.publisso.de/resource/frl:6399554, http://hdl.handle.net/10442/hedi/38715 (2015)

Selected publications in scientific journals

• Villias A, Karkazis H, Yannikakis S, Artopoulou II, Polyzois G. Is the Number of Appointments for Complete Denture Fabrication Reduced with CAD-CAM? A Literature Review. Prosthesis. 2022; 4(1):91-101. https://doi.org/10.3390/prosthesis4010010.
• Villias A, Karkazis H, Yannikakis S, Theocharopoulos A, Sykaras N, Polyzois G. Current Status of Digital Complete Dentures Technology. Prosthesis. 2021; 3(3):229-244. https://doi.org/10.3390/prosthesis3030023.
• Villias A, Papadopoulos T, Polychronakis N, Karkazis H, Polyzois G. Effect of digital workflow on the marginal fit of long-span implant-supported bars for Kennedy II class removable prostheses in vitro. Stoma Edu J. 2021;8(1):33-44. doi:10.25241/stomaeduj.2021.8(1).art.4.
• Villias AA, Kourtis SG, Karkazis HC, Polyzois GL. In vitro validation of Digital Image Analysis Sequence (DIAS) for the assessment of the marginal fit of cement-retained implant-supported experimental crowns. Int J Implant Dent. 2021 Feb 15;7(1):12. doi: 10.1186/s40729-021-00290-6.
• Polychronakis N, Villias A. Neutral Zone. An alternative technique for the mandibular denture. Odontostomatological Progress. (Accepted for publication with certification of acceptance 2021).
• Villias A, Konstantopoulou K, Karkazis H. Complete denture fabrication for a geriatric patient. An alternative technique. Hellenic hospital dentistry 2021; 14: 59-63.
• Villias A, Konstantopoulou K, Karkazis H. Single implant overdenture for a geriatric patient. A case Report. Hellenic Hospital Dentistry 2021; 14: 53-57.
• Villias A, Karkazis H.: Implantology for the general practitioner in a realistic and safe manner. Hellenic Hospital Dentistry Journal 2017; 10: 59-64.
• Villias A, Karkazis H, Logothetis J. A multistage oral rehabilitation of an adult ectodermal dysplasia patient: A case report. Hellenic Hospital Dentistry Journal 2010; 3: 39-43.

Areas of scientific interest

• CAD-CAM applications in Removable Prosthodontics
• Implant supported removable prostheses
• Dental Materials

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