
New Books in Psychology 167* Addiction with Gina Turrigiano (EF, JP)
Mar 26, 2026
Gina Turrigiano, a Brandeis neuroscientist known for work on brain plasticity and sleep, joins to explore addiction through neuroscience, anthropology, and literature. They compare everyday habits to severe addiction. They discuss brain ruts, tolerance and withdrawal, social context and supply, and how different books illuminate desire, pleasure, and the opioid crisis.
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Drugs Shortcut The Same Pleasure Pathway
- Drugs take a quantitative shortcut into the brain's same pleasure pathways used by natural rewards, making them more powerful but not qualitatively different.
- Drugs directly boost dopamine, so addiction is easier though mechanistically similar to other habit formation.
Clinic Walks Reveal Structural Contexts
- Angela Garcia's ethnography follows opiate addicts in northern New Mexico and ties addiction to land dispossession and social history.
- Garcia frames addiction as embedded in climate, dispossession, and local political economies, not just individual pathology.
River Discovery Led To Leaving Treatment
- In Garcia's fieldwork a clinic walk to the Rio Grande led patients to find discarded heroin cookers, triggering a treatment dropout.
- The sight of a 'dead' river and syringes prompted John to check himself out of treatment that evening.









