This captivating book chronicles the rise and fall of Mobutu Sese Seko, the man who ruled Zaire for over 30 years through incompetence, violence and decadence. Wrong was a British correspondent in Congo/Zaire for six years and witnessed Mobutu's downfall in 1997. She really does her work here: she ranges far and wide over this vast, resource-rich nation, illuminating the tragedy of Congo and its place as the crucible of Central Africa. A New York Times Notable Book.  (CAF32, $14.95)