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Jan Schepers

3 papers in the library · 36 citations · publishing 2022-2026

Papers

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Trajectories of psychedelic-assisted change: An observational study of a psilocybin retreat program followed by psychotherapeutic interventions

Journal of Psychedelic Studies July 3, 2026 Henry J. Whitfield, Jan Schepers, Natasha L. Mason et al.

Abstract Despite growing interest in psychedelic-assisted psychotherapy, research investigating the psychotherapeutic components is lacking. This leaves unanswered questions regarding the psychotherapy's necessity and form. This observational study addresses this gap by measuring the outcomes of a psilocybin truffle retreat, followed by the outcomes of two psychotherapy interventions that...

Cannabis containing equivalent concentrations of delta-9-tetrahydrocannabinol (THC) and cannabidiol (CBD) induces less state anxiety than THC-dominant cannabis

Psychopharmacology October 13, 2022 Nadia R. P. W. Hutten, Thomas R. Arkell, Frederick Vinckenbosch et al. 36 citations

RATIONALE: Delta-9-tetrahydrocannabinol (THC), an active component of cannabis, can cause anxiety in some users during intoxication. Cannabidiol (CBD), another constituent of cannabis, has anxiolytic properties suggesting that cannabis products containing CBD in addition to THC may produce less anxiety than THC-only products. Findings to date around this issue have been inconclusive and could...