Professor Riordan’s under-graduate training in Medicine was at the University of New South Wales in Sydney, Australia, from which he graduated with Honours.

His post-graduate training in Gastroenterology and Hepatology was initially undertaken at the Prince of Wales Hospital in Sydney, as a result of which he was made a Fellow of the Royal Australasian College of Physicians.

He was subsequently the recipient of a National Health and Medical Research Council of Australia Research Scholarship and devoted four years to full-time medical research, for which he was awarded a Doctor of Medicine degree by the University of New South Wales for his thesis entitled “Small Intestinal Bacterial Overgrowth, Permeability and Mucosal Immunity”. During this time, he was appointed Clinical Superintendent at the Prince of Wales Hospital, in which post he supervised, taught and mentored then record numbers of Medical Registrars both in their day-to-day clinical responsibilities and in preparation for specialist physician examinations.

Professor Riordan then pursued post-doctoral studies in the United Kingdom and was awarded Australasian and British Liver Research Trust Scholarships to study under the tutelage of the world-renowned Professor Roger Williams at the Institute of Liver Studies at King’s College School of Medicine and Dentistry and the Institute of Hepatology at Royal Free and University College London Medical School, both in London. As a result of his overseas studies, he was offered and accepted both an academic position as Senior Lecturer in Medicine within Royal Free and University College London Medical School and the post of Consultant Physician in Gastroenterology and Hepatology at University College London Hospitals. He was subsequently given the honour of being made Fellow of the Royal College of Physicians (London).

Professor Riordan later returned to Australia, where he was appointed Professor of Medicine (Conjoint) within the Prince of Wales Clinical School at the University of New South Wales, Head of the Gastrointestinal and Liver Unit at the Prince of Wales Hospital (a University Teaching Hospital), Senior Staff Specialist in Gastroenterology and Hepatology at the Prince of Wales Hospital and the affiliated Sydney Children’s Hospital and Royal Hospital for Women (also University Teaching Hospitals) and Consultant Physician, Gastroenterologist and Hepatologist at the Prince of Wales Private Hospital.

In addition to expanding clinical services within the specialties of Gastroenterology and Hepatology at the Prince of Wales and affiliated hospital campuses, Professor Riordan remains committed to promoting academic excellence. He is the author of over 150 scientific publications and continues an active research programme, including national and international collaborations. He serves as an invited assessor for national medical research organisations of Australia, the United States and Singapore and as an invited reviewer for over 30 leading international scientific journals.

Professor Riordan also lectures regularly to both under-graduate and post-graduate audiences and supervises the training of under-graduate medical students, post-graduate physician trainees, advanced trainees in the specialties of Gastroenterology and Hepatology and Visiting Specialty Fellows from Medical Schools and Institutions around the world, with the aim of carrying on the traditions of his own mentors and nurturing the careers of future generations of specialist clinicians and researchers.

 

Professor Riordan was among a number of clinicians and researchers profiled at the 2014 Annual Scientific Meeting of the American Association for the Study of Liver Diseases, held in Boston, Massachusetts and also at the 2015 Annual Scientific Meeting of the American Association for the Study of Liver Diseases, held in San Francisco, California.