Most people believe that ESP, or extrasensory perception, is real. Most scientists assume the opposite. Is ESP wishful thinking, sloppy science or clever conjuring -- or could it be real? Today's experts explore the topics of the paranormal, extrasensory perception, the power of mind-over-body and why accepting the reality of things nonphysical would require changing our entire world view. Joining host Robert Lawrence Kuhn are neuropsychologist Barry Beyerstein; parapsychologist Dean Radin; anthropologist and parapsychologist Marilyn Schlitz; transpersonal psychologist and parapsychologist Charles Tart; and physicist James Trefil.