Poisoner in chief

"The visionary chemist Sidney Gottlieb was the CIA's master magician and gentlehearted torturer--the agency's "poisoner in chief." As head of the MK-ULTRA mind control project, he directed brutal experiments at secret prisons on three continents. He made pills, powders, and potions that could kill or maim without a trace--including some intended for Fidel Castro and other foreign leaders"--Jacket flap.