The Psychedelic Podcast

Manesh Girn - Beyond the Default Mode Network: Psychedelics & Complex Systems

Jun 5, 2023
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ANECDOTE

Why He Launched A YouTube Channel

  • Manesh started The Psychedelic Scientist YouTube channel to counter sensationalist, simplistic media coverage during the pandemic.
  • He aimed to deliver rigorous, accessible scientific explanations for psychedelics to the public.
INSIGHT

DMN Is Important But Not Everything

  • The default mode network (DMN) supports abstraction, self-narrative, and social cognition rather than being the sole seat of the ego.
  • Psychedelics affect many networks, so reducing DMN activity doesn't fully explain psychedelic effects.
INSIGHT

Origin Of The DMN–Ego Narrative

  • Early psilocybin fMRI showed DMN deactivations, which sparked the DMN–ego-dissolution narrative.
  • Later studies (and Robin Carhart‑Harris himself) found the picture far more complex across drugs and individuals.
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