A psilocybin study found that the same psychedelic experience can increase harmony or intensify social division depending on a participant's preexisting ideological lens

Psilocybin's social and political effects can diverge sharply depending on the worldview a person brings into the experience. The same altered state may foster feelings of peace, connectedness, and openness in some people while reinforcing polarization or group-based interpretations in others. The study centers on the role of prior beliefs and interpretive frameworks rather than treating psychedelic effects as universally prosocial. Set and setting extend beyond mood and environment to include ideology, identity, and expectations, which can shape how meaning is made during and after the experience. These findings matter because claims that psychedelics reliably produce compassion or social cohesion may be too simplistic. Research, therapy, and public discourse all need to account for how psychedelic experiences interact with existing belief systems when evaluating psychological and social outcomes.