She was the first nonwhite person to teach at a white South African university, and she wrote or edited more than forty books, including the first biography of Nelson Mandela, "Higher Than Hope," and "Apprenticeship of a Mahatma," on Gandhi's coming of age in South Africa.
Wayengowesifazane wokuqala ongemhlophe ukufundisa enyuvesi yaseNingizimu Afrika, waloba noma wahlela izincwadi ezingaphezu kwamashumi amane, kuhlanganise nencwadi yokuphila kukaNelson Mandela ethi, "Higher Than Hope," kanye nethi "Apprenticeship of a Mahatma," ekhuluma ngokuba kukaGandhi umuntu omdala eNingizimu Afrika.