After millions of dollars, years of effort, and loads of test subjects the findings say that there are two effective methods of mind control:

• A suitcase full of cash
• Bashing them with a stick

the team was regularly dosing water coolers at Langley with hallucinogens in order to test out the efficacy of “surprise interogations” …

• Behind the Bastards – Part One: MKUltra: When the CIA Tried to Destroy Free Will
• Behind the Bastards – Part Two: MKUltra: When the CIA Tried to Destroy Free Will