Dorota Gabrys, MD and PhD in Radiation Oncology, is working at the MSC National Research Institute of Oncology in Gliwice, Poland, as an Assistant Professor. She also received her MSc in Radiation Biology at UCL London, UK. She performed research with the Tumour Microcirculation Group at the Gray Cancer Institute in London, UK, in Medical Faculty CGC, University of Technology Dresden, and PET Center Dresden-Rossendorf, Research Center Dresden-Rossendorf, Germany. Her research program as a radiation oncologist is dedicated to providing the best breast cancer radiotherapy in patients treated in postoperative settings as well as in advanced inoperable cases. She also performed investigations into radiation-induced heart disease in breast cancer patients as well as in animals studies. Moreover, her research interest includes improving outcomes for patients with metastatic disease treated with stereotactive cranial and extracranial radiotherapy using CyberKnife, Edge, TrueBeam and tomotherapy. She likes difficult cases; therefore, she is engaged in re-irradiation and multiple re-irradiation in variable localizations. She is a member of the Clinical Committee of the European Society for Therapeutic Radiation Oncology (ESTRO), as well as polish societies PTO, PTRO and PTBR.