Do Psychedelics Drive You Crazy Or Keep You Sane?

Psychedelic drugs such as LSD, psilocybin (found in "magic mushrooms"), and mescaline (the active ingredient in peyote) were once called “psychotomimetic" because they were said to simulate the symptoms of schizophrenia. At first that purported quality inspired hope that psychedelics would help scientists understand the roots of mental illness. But after these drugs escaped from [...]