• About
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Guy has experienced a successful career as a Surgeon and Academic both nationally and internationally, publishing over 650 papers in refereed journals.

His commitment to advance academic medical and health science is evident through his involvement the Royal Australasian College of Surgeons as Surgical Director Research and Evaluation. Guy created and developed the Australian Safety and Efficacy Register of New Interventional Procedures (ASERNIP-S) which he still directs and leads. The resulting publications have received international acclaim and advanced the profession of surgery.


Guy Maddern is continually researching new surgical techniques to help patients reduce post-operative pain, and achieve better outcomes. He is Chair of the Australian and New Zealand Audit of Surgical Mortality (ANZASM) which aims to improve quality of practice within surgery.

His research and clinical work at The Queen Elizabeth Hospital is focused on Upper Gastrointestinal conditions and procedures and includes:

  • Evidence based surgical appraisal
  • Evaluation of hepatic (liver) surgical outcomes
  • Minimally invasive surgery

Professor Maddern is available to supervise PhD or Master of Surgery students. Guy dedicates much time to mentoring surgeons and medical researchers, having supervised 32 Higher Degree students over the past 30 years.



Current Positions held

  • Director of Research, The Queen Elizabeth Hospital (TQEH)
  • RP Jepson Professor of Surgery, University of Adelaide
  • Discipline Lead, Surgery, University of Adelaide
  • Surgical Director of Research & Evaluation including ASERNIP-S (Australian Safety and Efficacy Register of New Interventional Procedures – Surgical), Royal Australasian College of Surgeons

Professional Associations

  • Member, European Society of Minimally Invasive Surgery 1992–
  • Member, Surgical Research Society of Australasia 1983–
  • Member, Gastroenterological Society of Australia 1983–
  • Member, International Society of Surgery 1994–
  • Member, International Hepato Pancreatic Biliary Society 1995–

As Director of Research at TQEH, Professor Guy Maddern is available for general comments on research undertaken at the Basil Hetzel Institute for Translational Health Research (BHI), the productive research arm of The Queen Elizabeth Hospital.

Guy Maddern participates in regular and numerous radio interviews on current topics in Surgery and related research. He is featured in many newspaper and media articles as the voice of Surgery in South Australia.