Higher Wisdom: Eminent Elders Explore the Continuing Impact of PsychedelicsPsychedelics have been a part often a central and sacred part of most societies throughout history, and for half a century psychedelics have rumbled through the Western world, seeding a subculture, titillating the media, fascinating youth, terrifying parents, enraging politicians, and intriguing researchers. Not surprisingly, these curious chemicals fascinated some of the foremost thinkers of the twentieth century, fourteen of whom were interviewed