from the 1950s to the 1970s. It was during the Cold War, and we were in a weapons race against the Russians. By ‘weapons,’ I’m talking about more than just guns and bombs. We were also trying to master mind control. Was there a way to manipulate the human brain through drugs or hypnosis to make enemy spies give up their secrets? Or to help our own agents sharpen their extrasensory abilities?” “What do you mean by ‘extrasensory’?” “Exactly what it sounds like. ESP. Telekinesis. Clairvoyance. We knew the Russians were deep in such research, and we didn’t want to be left behind.