Prof. O’Farrelly is Professor of Comparative Immunology and her research focuses on innate anti-viral and anti-tumour immunity, particularly in human liver.  Prof. O’Farrelly has supervised or co-supervised 40 PhD students and was awarded the Nature Mentoring Award in 2014.  She is co-director of the MSc in Immunology at TCD and has led the development of a new MSc in Immunotherapeutics.