Stephanie E. Combs is a leading expert in the field of radiation oncology. Her central expertise is high precision radiation therapy (stereotaxy, IMRT/IGRT/ART, protons/heavy ions), radiobiology, and combination therapies with radiation. Her scientific work includes therapy optimization of brain and skull base tumors, biomarkers in radiooncology, pediatric oncology, gastrointestinal oncology, uro-oncology, gynecologic oncology, radiochemotherapy and radioimmunotherapy.