He subsequently took up training in surgical pathology under the tutelage of Professor Sir Roddy MacSween. During this time, he developed expertise in diagnostic pathology of the liver and a keen interest in the pathogenesis of liver disease and in particular mechanisms of liver fibrosis.
He continued to maintain an active research interest in liver disease and has published extensively in high quality peer-reviewed journals including Nature, Nature Medicine, Nature Communications, Lancet, N Engl J Med, Gastroenterology, Hepatology. He has an H index of 72 and over 20000 citations. He has secured over $8m in external grants and has supervised 16 HDR students to completion. He is Editor in Chief of the principal international text book in his field, MacSween’s Pathology of the Liver, now into its 7th edition. In addition, in 2018 he completed seven years as Editor in Chief of the peer reviewed journal, Histopathology. He was elected as a Fellow of the Australian Academy of Health and Medical Sciences in 2015.