Miguel Martín (MD, PhD) is Head of the Medical Oncology Unit at the Hospital Universitario Gregorio Marañón in Madrid and Full Profesor at the Universidad Complutense de Madrid. He is a clinical oncologist with special emphasis on clinical research in breast field that has made significant contributions in the systemic treatment of breast cancer. He is the creator and president of the Spanish Research Group on Breast Cancer (GEICAM), group that has presented capital contributions in this tumor in the most excellent scientific international journals.