Psychedelics 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 for this book. Because no further human research can be done, these researchers constitute an irreplaceable resource. Higher Wisdom offers their...

It's been forty years since Timothy Leary sat beside a swimming pool in Cuernavaca, Mexico, ingested several grams of the genus Stropharia cubensis, and experienced a dazzling display of visions that led him to herald the dawning of a New Age. And yet, from the counterculture movement of the 1960s, through the War on Drugs, to this very day, the world at large has viewed hallucinogens not as a gift but as a threat to society.
In Hallucinogens, Charles Grob surveys recent writings from such important thinkers as Terence McKenna, Huston Smith, and Andrew Weil, illustrating that a...