They often conducted experiments without the subjects ' knowledge or consent .
The CIA wanted to use similar methods on their own captives , and they were interested in being able to manipulate foreign leaders with such techniques and invented several schemes to drug Fidel Castro .
captives often conducted experiments without the subjects ' knowledge or consent .
The CIA wanted to use similar methods on their own captives , and they were interested in being able to manipulate foreign leaders with such techniques and invented several schemes to drug Fidel Castro .