A film called The Sleep Room highlighted the brainwashing experiments, including electroshock and sleep therapy, conducted on psychiatric patients by Dr. Ewen Cameron at Montreal's Allan Memorial Institute in the 1950s and 1960s. Here is the Movie they talk about. A bit over 2 hours long. The Sleep Room The CIA and MK Ultra in Canada https://www.youtube.com/watch?v=9sYFEpi7OBw