Dr Mc Mahon graduated from Trinity College Dublin in 2008. After completing her Anaesthesia training in Ireland, Dr Mc Mahon undertook a fellowship in cardiothoracic anaesthesia followed by a fellowship in Intensive Care Medicine. Dr Mc Mahon works as a Consultant Intensivist and Anaesthetist at the Mater Misericordiae University Hospital. She is the research lead for the Department of Critical Care Medicine and is also a member of the hospital Research Ethics Committee and the current Secretary of the Irish Critical Care Clinical Trials Group. Her research interests lie within the speciality of Critical Care Medicine, where the consent process can often be complex.