1978 - Graduated from The University of Queensland
1985 - Obtained fellowship in anatomical pathology after training at the Royal Brisbane Hospital and the Princess Alexandra Hospital
For 14 years, Dr Walker had a specialist practice in liver and gastrointestinal pathology at the Royal Brisbane and Princess Alexandra Hospitals
Has also worked as an honorary Associate Professor in the Department of Cellular and Molecular Pathology at the University of Queensland
1999 - Joined QML Pathology as Consultant Anatomical Pathologist in the Histology Department
He has been published in the American Journal of Surgical Pathology and has written more than 60 articles on topics such as cancer, hepatology, gastroenterology and transplantation
Special Interests: liver pathology, gastrointestinal pathology