CortexOctober 1, 2025Roger Koenig-Robert, Rebecca Keogh, Joel Pearson3 citations
Psychedelic therapy is on the rise, as its legalisation is ongoing in multiple countries. Here, we write a note of warning regarding recent reports that people with aphantasia (a blind mind's eye) have acquired visual mental imagery after using psychedelics. While the prospect of gaining, or indeed increasing, visual mental imagery is appealing to many, strong mental imagery has been associated...
Despite the desire to delve deeper into hallucinations of all types, methodological obstacles have frustrated development of more rigorous quantitative experimental techniques, thereby hampering research progress. Here, we discuss these obstacles and, with reference to visual phenomena, argue that experimentally induced phenomena (e.g. hallucinations induced by flickering light and classical...