Dr Liam Back is an Interventional Cardiologist based in the Eastern Suburbs of Sydney. Dr Back completed his medical school training at the University of Newcastle / New England in 2012, obtaining a Bachelor of Medicine with Distinction. Following medical school, Dr Back completed his junior doctor training, basic physicians training, and cardiology advanced training at the Prince of Wales Hospital in Randwick. He achieved his Fellowship with the Royal Australasian College of Physicians in 2020. Following completion of his core cardiology training in Australia, Dr Back travelled to the United Kingdom, and completed two highly competitive fellowships in interventional cardiology; the first at the University Hospital of Wales, Cardiff, Wales, and the second at Glenfield Hospital, Leicester, England. Both fellowships had a subspecialty focus on complex percutaneous intervention and chronic total occlusion percutaneous intervention.

In addition to his clinical work, Dr Back has a strong interest in clinical research. He has been published in multiple highly regarded international medical journals including Circulation. He has worked as a sub-primary investigator for several large randomised controlled trials including the SELUTION De Novo study, and the IOCYTE AMI-3 trial. In 2024, Dr Back achieved a Masters in Clinical Trials Research from the University College London. He continues to be involved in clinical research with a subspecialty interest in coronary atherosclerosis and bioresorbable stent technology.