Dr Brown is a medical graduate of the University of Queensland and trained in anatomical pathology at the Princess Alexandra Hospital in Brisbane, obtaining his fellowship from the Royal College of Pathologists of Australasia in 1999. He has been a visiting pathologist at Royal Brisbane and Women’s Hospital since 2004.
Dr Brown has published more than 200 peer-reviewed articles and meeting abstracts. He has written 14 book chapters related to gastrointestinal tract pathology, including chapters for Morson and Dawson's Gastrointestinal Pathology and Odze and Goldblum: Surgical Pathology of the GI Tract, Liver, Biliary Tract, and Pancreas. He authored two chapters for the 5th edition WHO Classification of Digestive System Tumours and co-edited the textbook ‘Endoscopic Biopsy Interpretation’. Dr Brown serves on the editorial board of the journals Archives of Pathology and Laboratory Medicine, and Histopathology, and is the gastrointestinal pathology Associate Editor for Pathology. Ian cofounded the Australasian Gastrointestinal Pathology Society.
His research interests focus on inflammatory conditions and early neoplasia of the luminal gastrointestinal tract. He has presented many invited lectures and educational courses at national and international levels.