Artichoke agents under Gottlieb upped the ante, turning to marijuana, cocaine, and then heroin as possible catalysts of CIA-directed, anti-Soviet brainwashing. As part of Artichoke, a University of Rochester psychology professor was given a grant by the US Navy to test heroin on his students. The control of the mind remained as elusive as ever, despite the massive dosing of the Rochester student population with opiates.
https://www.zerohedge.com/geopolitical/mkultra-cias-war-human-mind
This article is good. Stuff in here i didnt know