Although she spent much of her life in the shadow of her celebrated husband. Mary Quayle Innis was an intelligent and capable writer, editor, and academic administrator. She was born Mary Emma Quayle in St. Mary's, Ohio, to Frederick R. Quayle, an installer of telephone units, and his wife, Effie Lloyd Quayle, a homemaker. She grew up in a series of small towns in the United States and finished her secondary schooling in New Trier High School in Winnetka, Illinois. From 1915 to 1919 she attended the University of Chicago, graduating with a Ph.B. in English. During her final year she met a young Canadian economics instructor, Harold Adams Innis, who was beginning a Ph.D. at Chicago; they were engaged when he graduated in the summer of 1920. After their marriage on 10 May 1921, she joined him in Toronto where he had just finished his first year of teaching in...