Kapogianni Eirini is an Orthodontist for children and adults, practicing privately in Chalandri. She studied at the Dental School of the National and Kapodistrian University of Athens. Subsequently, she obtained her specialty in Orthodontics in Germany, following a three-year specialization at the University of Düsseldorf. She was trained by the world-renowned professors Drescher and Wilmes, who are internationally recognized pioneers in contemporary orthodontic treatment techniques. She successfully completed her specialty and then worked for four years at the largest private dental clinic in Germany, assuming the position of Director of the Orthodontic Clinic. During her extended stay in Germany, she gained extensive experience in the diagnosis and treatment of all orthodontic problems. She has received certification and specialization in all modern orthodontic techniques, such as Invisible Orthodontics with Clear Aligners, Lingual Orthodontics, Mini Orthodontic Implants, and Combined Orthodontic and Maxillofacial Surgical Treatments. Her primary research interest focuses on the treatment of prognathism in children, while her research work titled "Effect of Implant Coupling on Their Initial Stability" is the subject of her doctoral thesis. Alongside her clinical work, she delivers seminars and hands-on courses at universities abroad and in Greece and trains orthodontists and postgraduate students in contemporary orthodontic techniques.