Dr Steven David is a radiation oncologist who graduated from the University of Western Australia before completing his specialist training at the Peter MacCallum Cancer Centre in Melbourne. Subsequently, he took up a position as a sub-specialist in breast and lung cancer at the Peter MacCallum Moorabbin campus (Monash Cancer Centre). Steven has been the lead investigator in a number of local clinical trials and has been involved in recruitment to a number of international trials. His current areas of research include development and implementation of a Deep Inspiration Breath Hold Technique to reduce radiation to the heart for patients with left sided breast cancer and the use of high dose precision radiation (SABR) for the treatment of patients with metastatic disease.