For Karen Schrock, it started with a big hit off a smoking pipe filled with Salvia divinorum and a crash to the kitchen floor. From there she was off to an alien world of silhouetted figures who lived by a complex social structure. Any sense that there had ever been an Earth, a hallucinogenic drug, or a Karen Schrock disappeared. "I had no memory that this was not the real world, no sense that I was on a trip," recalls Schrock, now 26 and a science magazine editor. The September 2006 experience for her was intensely spiritual and profound. "I remember feeling at the time it was a life-changing experience because I had never had a drug trip before."
