He is also Co-Principal Investigator for the Atlantic PATH Project, which is regional study partner to the BC Generations Project. Dr. Dummer is a health geographer and Geographic Information Science (GIS) specialist with interests in environmental epidemiology and environment and health interactions, with specific emphasis on the causes of cancer and its prevention. His current projects include evaluating the role of water quality and air quality on cancer risk. He is also involved in studies assessing the role of the built environment (the design and structure of communities) on overweight and obesity.