Dr. Tsvetelina Velikova 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. Dr. Velikova also received advanced training in Clinical Immunology at University Hospital St. Ivan Rilski, Sofia, Bulgaria. She is currently an assistant professor of Clinical immunology affiliated to the Sofia University and University Hospital Lozenetz, Bulgaria. Her research focuses on autoimmune disorders, such as celiac disease, IBD, diabetes, 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. Dr. Velikova has been engaged in fifteen projects in the field of immunology and internal medicine. She is an editorial board member and reviewer for several medical journals and has publications in eminent journals and book chapters in the field of gastrointestinal immunology.