Professor Geoff Delaney is the Director of Cancer Services, South-Western Sydney Local Health District and a radiation oncologist. He has been a participant in the Faculty for the ROSEIS workshops since 2012 and participated as a Faculty Member in ROSEIS workshops in Melbourne and Dublin. He is currently a member of the International Liaison group for the ESTRO Radiation Oncology Safety and Quality Committee. He has been a reviewer of two systematic radiation oncology incidents in Australia.