Former South African president Thabo Mbeki is a complex figure. He was a committed young Marxist who, while in power, embraced conservative economic policies and protected white corporate interests; a rational and dispassionate thinker who was particularly sensitive to criticism and dissent; and a champion of African self-reliance who relied excessively on foreign capital. As a key liberation leader in exile, he was instrumental in the ANC’s antiapartheid struggle. Later, he helped build one of...