Roland Griffiths on New Psilocybin Studies

Fruit bodies of the fungus Psilocybe pelliculosa

Fruit bodies of the fungus Psilocybe pelliculosa (A.H. Sm.) Singer & A.H. Sm. Specimens photographed in British Columbia, Canada. JimmyTheWorm (CC BY-SA 3.0)

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Roland Griffiths is a neuroscientist at Johns Hopkins. He's just turned his attention to psilocybin, a classic hallucinogen commonly known as magic mushrooms. He tells Steve Paulson about his findings.