A prominent Saskatchewan writer of poetry, stories, plays, and programs for television and radio. She studied English literature at the University of Saskatchewan, where she received her BA in 1964, and at the University of Manitoba, where she earned her MA in 1966.
Sapergia, with Robert Currie, Gary Hyland, and husband Geoffrey Ursell, founded Coteau Books in 1975. She has remained heavily involved in its operation, acting as a member of the co-operatives board of directors and as editor of over 20 titles for young readers.
Most recently, Sapergia has focused her energies on writing for television. She is one of three partners in Moose Jaw Light and Power Artistic Productions Ltd; and along with Geoffrey Ursell, she has created and written for the nationally televised preschool series Prairie Berry Pie. Sapergia lives with her husband in Saskatoon.