All day a lookout sat in the waiting room outside Sbu Sibiya’s office at the African National Congress (ANC) city headquarters in downtown Durban. Across town, next to the 40-year-old ANC regional secretary’s suburban home, a hit man waited behind a hedge. When Sibiya left work for the day at 8:30 p.m., the lookout in …

Boniface Mwangi’s first camera was an old Japanese film model, bought with $220 borrowed from a friend. He’d been selling books at his mother’s roadside stall in Nairobi since he was 15. Then one day in 2003 he came across a biography of Kenyan photographer Mohamed Amin, whose pictures of the 1984 Ethiopian famine, the …