Professor Helen Rizos is a cancer cell biologist and her work combines genetic analyses of tumours with functional cell biology in order to understand the role and regulation cellular pathways that influence the development and therapeutic response and resistance in cancer. Her research group is also interested in the clinical utility of liquid biopsies and is focused on the prognostic and predictive value of circulating tumour DNA in melanoma. Professor Rizos joined the Faculty of Medicine, Health and Human Sciences at Macquarie University in 2014. She is Principal Investigator of the Macquarie University Cancer Biobank, leads the Macquarie University Cancer Research Network and is Chair of the Melanoma Institute Australia, Research Committee.