Peter Grimison is a Medical Oncologist at the Chris O'Brien Lifehouse in Sydney; and Clinical Associate Professor at the University of Sydney. His clinical work focuses on testicular cancer, other genito-urinary cancers, and upper gastro-intestinal cancers. He is involved as germ cell subcommittee chair, member of the scientific advisory committee, trial management committee member, and site principal investigator in several national and international trials for ANZUP. He is also active in upper gastrointestinal and health services clinical research, serves as a member of the Australian Government Pharmaceutical Benefits Advisory Committee, and is coordinator of Advanced Training in Medical Oncology at Chris O'Brien Lifehouse.