Choice Outstanding Title H. R. Haldeman, President Nixon's former chief of staff, is said to have boasted: "Every president needs a son of a bitch, and I'm Nixon's. I'm his buffer and I'm his bastard. I get done what he wants done and I take the heat instead of him." Richard Ellis explores the widely discussed but poorly understood phenomenon of presidential "lightning rods"--cabinet officials who "take the heat" instead...