Antonis Sygouros is a Specialist Orthodontist who maintains a private practice in Zakynthos. He graduated from the Dental School of the National and Kapodistrian University of Athens and holds a postgraduate diploma in Orthodontics from Marmara University in Istanbul. Additionally, he is certified in the use of lingual orthodontic techniques (Harmony, Incognito) and in orthodontic treatment with clear aligners (Invisalign, OrthoCaps, ClearAligner, eCligner). His research interests include rapid maxillary expansion, evidence-based orthodontics, mini-implants, and accelerated orthodontic treatment. He is a member of numerous scientific societies, such as the American Orthodontic Society, the European Orthodontic Society, and the World Federation of Orthodontists. Furthermore, he has been a speaker at international orthodontic and maxillofacial surgery conferences in Greece and abroad, and has published studies in internationally recognized scientific journals such as the French Orthodontic Review, the Journal of the World Federation of Orthodontists, and the esteemed American Journal of Orthodontics.