All rational experimental inquiry tells us that this is simply not true. You can criss-cross your girlfriend's brain with electrodes, monitor her heart rate or analyze her urine. He explains that simple conditioning accounts for most medical claims often attributed to hypnosis, such as controlling blood flow to various parts of the body. Hypnosis performances make us less critical of some extremely destructive practices. When this relationship extends into psychotherapy, disaster can result.
Therapists begin creating and curing their patients' mental illnesses.
Multiple personality disorder is diagnosed and treated with hypnotherapy, an obvious therapeutic conflict of interest. Respectable therapists disregard MSD claims for this reason. Recovered memories of abuse and alien abduction are invented under hypnosis. But let the other dumdums from the audience fall into the culturally constructed myth of hypnosis. Now that students know what is really going on, perhaps the show will be extra funny.