Until 2006, John Hayes, a psychologist and self-described Zen-Catholic, had never taken a hallucinogenic drug. In the 1960s, Hayes was a Franciscan friar watching with curiosity while the counter-culture used psychedelics with impunity. Through his own meditation and religious practice, Hayes believes he has had sensations that he would label mystical. But these mystical states—which he described to me as “moments of unitive experience” —were significant enough that when he heard about a surprising research project at Johns Hopkins University School of Medicine he was more than intrigued. Doctors at JHU were investigating the effects of psilocybin—the active ingredient in the more common variety of hallucinogenic mushroom—and looking for volunteers.
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