Dr. Clarke studied medicine at the University of the Witwatersrand from 1992 to 1997. He has completed anatomical pathology residency program from 2000 to 2003 at the University of KwaZulu Natal. In 2004 worked as a consultant in the Department of Anatomical Pathology, University of KwaZulu Natal.From February 2005 to June 2006, Blaise has joined Dr. Huntsman's lab at the Genetic Pathology Evaluation Centre in Vancouver. His primary projects involved analysis of hereditary gastric and assessment of treatment response in xenografts and biomarkers in ovarian cancers using tissue microarrays.In July 2006, he commenced clinical fellowship at the Department of Laboratory Medicine and Pathobiology, University Health Network, Toronto General Hospital. Effective September 1, 2007, Dr. Clarke is a Staff Pathologist at the University Health Network, Toronto General Hospital, Department of Laboratory Medicine and Pathobiology.