Research interests focus on arctic permafrost and geomorphology. Dr. Mackay maintains an active research program along the western Arctic coast of Canada.

Honours: Order of Canada; Fellow of The Royal Society of Canada; Doctor of Geography (Hon), University of Ottawa; D.E.S. (Hon), University of Waterloo; D.Sc. (Hon), UVIC; D.Sc. (Hon), UBC; Doctor of Philosophy honoris causa, University of Helsinki

Research interests focus on arctic permafrost and geomorphology. Dr. Mackay maintains an active research program along the western Arctic coast of Canada.