Michael Chao is a radiation oncologist specializing in breast and prostate cancers from the University of Melbourne, the Olivia Newton John Cancer and Wellness Centre (ONJCWC) and Genesis Care Victoria (GCV). He is actively involved in both investigator initiated and multicenter studies at the ONJCWC and GVC. His main areas of interest include the use of preoperative radiotherapy in locally advanced breast cancer before definitive mastectomy and autologous breast reconstruction, the use of silicone gels to diminish the incidence of radiation dermatitis in patients undergoing breast/chest wall radiotherapy and the effect of low dose radiation on myocardial function. He is also passionate about the use of high technology such as volumetric arc therapy in breast cancer radiotherapy.