Artist in oil and acrylic used as watercolour whose work had a lyrical, decorative quality. She was born Mary Margaret Sandeman in Glasgow, where she continued to live and where she studied, under Hugh Adam Crawford, at the School of Art. She was the closest friend of the painter Joan Eardley and later collaborated with Ian Hamilton Finlay. Sandeman, who signed her work with initials plus date, won the RSA’s Guthrie Award in 1964; the Anne Redpath and Scottish Arts Council Awards in 1970; and was Scottish Winner of the Laing Competition in 1989. The island of Arran was an influence on her work. Group exhibitions included Scottish Landscapes, Whitechapel Art Gallery, 1960; Robinson Gallery, Houston, Texas, 1985; London Poetry Society, 1989; and The Compass Contribution, Tramway, Glasgow, 1990.