Dr. Jonathan Krell is a Consultant Oncologist specializing in breast and gynaecological cancers, with particular interest in cancer genetics and hereditary malignancies, especially BRCA and other gene mutations. His clinical focus is on the systemic management of patients with gynaecological and breast cancers. Dr. Krell qualified in medicine at Leeds University Medical School, gaining a first-class honors degree in Pharmacology. He completed junior doctor positions at St James', Leeds, and St Thomas' Hospitals in London, followed by oncology training at Charing Cross and Hammersmith Hospitals. His PhD work, funded by the Medical Research Council, investigated the interplay between genetic mutations, DNA damage, and the response to cancer therapeutics. Dr. Krell is a leading member of the translational research team within the Cancer Research UK and Ovarian Cancer Action centers at Imperial College, aiming to overcome resistance to current anti-cancer agents in ovarian and breast cancer. He has published more than 100 peer-reviewed papers and regularly presents his research at national and international conferences.