Tsvetelina Velikova is currently an assistant professor of Clinical immunology affiliated to the Sofia University and University Hospital Lozenetz, Bulgaria. She received her MD and Ph.D. degrees, both with honors, from the Medical University of Sofia, Bulgaria. Subsequently, she became involved in active immunology research and teaching. She also received advanced training in Clinical Immunology at University Hospital St. Ivan Rilski, Sofia, Bulgaria. Her research focuses on autoimmune disorders, such as celiac disease, IBD, diabetes, and asthma, as well as on the delicate autoimmunity mechanisms involving Th17 and Treg cells, cytokines, biomarkers, novel biologic therapies, and their implication in clinical practice.