The group was called MK-ULTRA; Kinzer details of the group's career. He has also used previous research by John Marks and the director of the Senate committee Frank Church.[1] While the MK-Ultra project led to the deaths of prisoners, Gottlieb found mind control to be impossible. After closing this project, he worked on another CIA project associated with making "poisons and high-tech gadgets for spies to use".[2]