Thami Mnyele's life spanned the era of apartheid. He was born the same year the National Party won office and came of age in a time (the 1960s) and a place (Johannesburg) that offered a sensitive young black artist little encouragement. In 1985, in the waning days of apartheid, he was killed by South African Special Forces operatives in Gaborone, Botswana, where he had joined the banned African National Congress. Although reticent by nature, he...