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    Ralph Metzner
    An image from Neurons to Nirvana, one of the productions that also features Ralph Metzner.
    Ralph Metzner

    Ralph Metzner

    —
    Neurons to Nirvana

    Neurons to Nirvana

    2013

    Hofmann's Potion: The Pioneers of LSD

    Hofmann's Potion: The Pioneers of LSD

    2002

    Peyote to LSD: A Psychedelic Odyssey

    Peyote to LSD: A Psychedelic Odyssey

    2008

    Entheogen: Awakening the Divine Within

    Entheogen: Awakening the Divine Within

    2006

    LSD: Problem Child and Wonder Drug

    LSD: Problem Child and Wonder Drug

    2009

    Turn On, Tune In, Drop Out

    Turn On, Tune In, Drop Out

    1967