Prof. Dr. Teoman graduated from Harran University Faculty of Medicine and earned his title as Associate Professor in 2015 and Professor in 2021. He has held academic and clinical positions at Harran University, Kemerburgaz University, Avrupa Vocational School, and Üsküdar University, where he has contributed to the training of numerous oncology professionals. With nearly 30 years of clinical experience, he currently serves as the President of the Chemotherapy Society. He is actively involved in the treatment of thousands of oncology patients and has a particular focus on breast and lung cancers. His approach includes the application of modern chemotherapy protocols and targeted therapies, always combining scientific rigor with patient-centered care. He has authored and co-authored more than 60 national and international publications and has presented at numerous medical congresses. Through his role as a physician, educator, and medical society leader, Prof. Dr. Teoman continues to support both clinical excellence and public awareness in the field of medical oncology.