How historical, social, and cultural forces shaped the psychedelic experience in midcentury America, from CIA experiments with LSD to Timothy Leary's Harvard Ps

The Psychedelic Experience, created in the movement's early years by the prophetic shaman-professors Timothy Leary, Ralph Metzner, and Richard Alpert (Ram Dass)

Now synonymous with Sixties counterculture, LSD actually entered the American consciousness via the mainstream. Time and Life, messengers of lumpen-American res

Sacred Knowledge is the first well-documented, sophisticated account of the effect of psychedelics on biological processes, human consciousness, and revelatory

What do psychedelics reveal about consciousness? What impact have psychedelics had on philosophy? In this rapidly growing area of study, this is the first volum