Once Upon a Hallucination: Review of “Psychonauts: Drugs and the Making of the Modern Mind”
by Marianne Janack Synaesthesia is one of those phenomena that make the scientific study of perception difficult. Its general characteristic is that, as one researcher puts it, extraordinary experiences follow from ordinary sensory in-put. Some synaesthetes hear in color; some hear something and it makes them feel like they have been touched (physically) by something…
