 Garnett completed her undergraduate work at McGill University in Montreal, Canada in 1983, where she studied film, literature and literary Arabic, as well as colloquial Arabic during a summer intensive at the American University in Cairo.From 1984-87, she lived in Paris, where she studied painting at École Nationale Supérieure des Beaux-Arts.She returned to New York in 1987 and worked at Watanabe Studio, Ltd. in Brooklyn, NY, producing limited edition prints for Sol LeWitt, Sue Coe and others.