Dr. Liliana Szyszka-Sommerfeld was awarded the professional title of Doctor of Dental Medicine in 2006 by the Faculty of Dentistry at the Pomeranian Medical Academy in Szczecin; in 2010, the degree of Doctor of Philosophy in the field of dentistry by the Pomeranian Medical Academy in Szczecin; in 2013, the specialist diploma in orthodontics; in 2019, the degree of Doctor of Science in the field of medicine and health science by the Pomeranian Medical University in Szczecin. Since 2008, she has had research and teaching duties in the Department of Orthodontics of the Pomeranian Medical University in Szczecin. Her research interests include temporomandibular disorders and orthodontics.