Séan is currently appointed as a Clinical Senior Lecturer at the Institute of Cancer Sciences, University of Glasgow & Honorary Consultant Clinical Oncologist at the Beatson West of Scotland Cancer Centre. He graduated from the School of Medicine, University College Cork, Ireland, with honours in 2008. In 2012 he moved Oxford to begin training in Clinical Oncology, passing the Fellowship of the Royal College of Radiologists in 2015. In 2016 he was awarded a CRUK Clinical Research Fellowship at the Oxford Institute of Radiation Oncology and was subsequently awarded a DPhil from the University of Oxford for his research in to mechanisms of radioresistance in rectal cancer. He is currently the Glasgow Principal Investigator of the CEDAR Phase I trial & PRIME-RT Phase II trial rectal cancer trials.