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Andrea Rosati

2 papers in the library · 2 citations · publishing 2025-2026

Papers

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Observing the mind under psychedelics: conceptual metaphors used following four once-weekly macrodoses of psilocybin

Philosophical Psychology April 10, 2026 Eric Rundquist, Diego Nicolás Monasterio López, Juan Jonathan Oyarzo Alvarado et al.

This article presents the results of a Cognitive Linguistic analysis of metaphors used in a series of interviews by a single healthy volunteer following four moderate-to-high dosing sessions with psilocybin. The interviews were conducted by members of a human psychedelic research lab in a deep-sampling fMRI and EEG brain imaging study, allowing the participant to recount experiences under the...

Defining ‘psychedelic’

December 4, 2025 Avery Ostrand, Matthew M. Nour, Christopher Timmermann et al. 2 citations preprint

Humphry Osmond coined the term ‘psychedelic’ in 1956, conjoining ‘psyche’ for ‘soul’ and ‘delic’ from ‘dêlos’ for ‘to manifest’ or ‘illuminate.’ Soul-illumination is an adjective that describes a psychological state or process. However, Osmond’s intention was to use the adjective to name— not just a state— but a category of drug that can induce the subjective effect as its principal action;...