She lived in Toronto and was married to visual artist John Massey.
Harrison made a name for herself with performance art in the late 1960s, collaborating with Margaret Dragu.
[1] Her only novel, The Silent Wife, published in June 2013, was met with positive reviews.
[2][3] The domestic noir psychological thriller tells the story of the slow murderous disintegration of a marriage.
Shortly before the novel's publication, Harrison died of cancer, aged 65.