Alexander has worked as an art instructor and has been a visiting artist at schools and galleries across Canada and internationally, including the Nova Scotia College of Art and Design; Beaverbrook Art Gallery in Fredericton, New Brunswick; the Iceland Academy of Fine Arts in Reykjavik; Portland College in Portland, Oregon; and Morris Graves Foundation in California, among others. He was elected a member of the Royal Canadian Academy. Alexander was featured in an episode of the Gemini Award-winning television series Landscape As Muse (2008). His work is discussed by critics along with John Hartman, and other artists pursuing the landscape tradition in Canadian art.
