Timothy Leary’s Eight-Circuit Model of Consciousness: An Overview and Critique

The psychedelic guru Timothy Leary proposed a theory of human consciousness, known as the eight-circuit model of consciousness, in his books Neurologic (1973), Exo-Psychology (1977), The Intelligence Agents (1979), and The Game of Life (1979). This theory reflects Leary’s deep interest in mind expansion and psychedelics; the theory itself – which is presented as psychological…

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A Critical Analysis of Jung’s Theory of Archetypes

The Swiss psychiatrist and psychologist Carl Jung is well known for developing his concept of the archetype. This refers to a primordial pattern existing in the collective unconscious, or humanity’s shared, inherited mental contents, which we are unaware of. Jung previously conceptualised archetypes (e.g. the Mother, the Trickster, the Shadow, the Child) as purely mental phenomena…

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What Determines Whether Cannabis Improves or Worsens Your Mental Health?

One of the applications of medical cannabis is for the improvement of mental health. In the UK (where I’m from), you can be prescribed medical cannabis to counteract the symptoms of a range of mental health problems, including depression, anxiety, and PTSD. Private cannabis clinics are seeing a rise in the number of patients who…

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A Case for Psychedelic Scepticism

One of the reasons I wanted to write a book on the philosophy and psychology of psychedelic experiences was to defend a sceptical attitude towards these experiences. (You can find preorder links and more information about my book here.) The book’s title, Altered Perspectives, is partly related to this motive. Just as psychedelics can alter our…

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Psychedelic Research Did Not Stop in the 60s Solely Due to Drug Prohibition

There is a common narrative in psychedelic culture that early psychedelic research – which flourished in the 50s and 60s – was abandoned in the 60s because of then US President Richard Nixon’s ‘War on Drugs’. However, while drug prohibition was certainly a contributing factor, it was not the sole reason why psychedelic research slowed…

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