Right Hemisphere and Psychedelics

A new theory suggests that psychedelics promote empathy, insight, and psychological flexibility by making the brain’s right hemisphere temporarily dominant over the left.

Known as HEALS—Hemispheric Annealing and Lateralization Under Psychedelics—this model proposes that psychedelics disrupt the typical hierarchy between hemispheres, releasing the more holistic, emotionally intelligent right side from left-brain control.

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Psychedelics and Spirituality

The Center for the Study of World Religions (CSWR) is at the forefront of this resurgence as the medical, recreational, and spiritual use of psychedelic drugs, plants, and fungi weaves into Western mainstream culture after decades of criminalization in the United States and beyond.

As part of the Harvard Study of Psychedelics in Society and Culture, the CSWR is working to advance understanding and innovation of the psychedelics landscape through scholarship, programming, and collaborative research with Indigenous communities. 

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