This form of mentalism involves examples of telekinesis, extrasensory perception, precognition and telepathy. While a mortal, he possessed superhuman longevity and faculties including clairvoyance and extrasensory perception. Ivan's enhanced brain gives him several psychic powers, including, telepathy, telekinesis, and extrasensory perception. It is an introduction to theories of parapsychology, including extrasensory perception and psychokinesis. Zener cards are cards used to conduct experiments for extrasensory perception (ESP) or clairvoyance. Clairvoyance in other words, is regarded as amounting in essence to extrasensory perception. "Phenomena&colon; The Secret History of the U.S. Government's Investigations into Extrasensory Perception and Psychokinesis". Some are psionic/psychic/extrasensory, while others are what fairies and pixies possess. He carried out laboratory experiments in extrasensory perception. There are many criticisms pertaining to experiments involving extrasensory perception, particularly surrounding methodological flaws. ESP stands for "Ectopic Shapeshifting Penance-propulsion", as opposed to the traditional "Extrasensory Perception". It was revealed that Rhine's experiments into extrasensory perception (ESP) contained methodological flaws. The scientific consensus does not view extrasensory perception as a scientific phenomenon. Richet held a deep interest in extrasensory perception and hypnosis. One study showed how selective memory can maintain belief in extrasensory perception (ESP).