A gastroenterologist with a special interest in neurogastroenterology, inflammation and infection, Laureate Professor Talley is considered an international authority in the field. His research covers the local and systemic effects of low grade inflammation in the gut, the role of the gut micro-organisms and the gut-brain axis.

Laureate Professor Talley is a member of the Rome Foundation Board for 17 years (the authority in the classification of all the functional GI disorders), former editor of major journals in the field (Alimentary Pharmacology and Therapeutics, American Journal of Gastroenterology) and is the Editor-in-Chief of the Medial Journal of Australia, and has been PI on an extensive portfolio of research.