Dr Leong is a clinician-scientist with dual appointments as a Respiratory Physician and Director of Interventional Pulmonology at Austin Health, and as a Senior Clinical Science Researcher at the Olivia Newton-John Cancer Research Institute. Her research interests are in utilising minimally invasive bronchoscopic technology to advance translational research in cancer. She is leading the TRACKER national lung cancer biobank. She is also heavily engaged in national projects to improve quality of lung cancer care through involvement in LUCAP which is a national lung cancer clinical quality data platform, and the drive to implement a national lung cancer screening program. She is a TSANZ Board Director, Chair of the TSANZ Lung Cancer Working Party, Chair of the TOGA Early NSCLC Sub-committee, and Deputy Convenor of the IASLC Multidisciplinary Clinical Science Committee.