 She married fellow activist Lionel "Rusty" Bernstein in March 1941, and together they played prominent roles in the struggle to end Apartheid in South Africa.After her husband was tried and acquitted in the Rivonia Trial in 1964, government harassment forced them to flee to Botswana, an ordeal described in her 1967 book "The World that was Ours", which was republished by Persephone Books in 2004.They lived in Britain for some years where she further established herself internationally as a speaker, writer, and artist.